int main(void) {
MAP_IntVTableBaseSet((unsigned long) &int_vectors[0]);
MAP_IntMasterEnable();
PRCMCC3200MCUInit();
/* Console UART init. */
#ifndef NO_DEBUG
MAP_PRCMPeripheralClkEnable(DEBUG_UART_PERIPH, PRCM_RUN_MODE_CLK);
#if MIOT_DEBUG_UART == 0
MAP_PinTypeUART(PIN_55, PIN_MODE_3); /* UART0_TX */
MAP_PinTypeUART(PIN_57, PIN_MODE_3); /* UART0_RX */
#else
MAP_PinTypeUART(PIN_07, PIN_MODE_5); /* UART1_TX */
MAP_PinTypeUART(PIN_08, PIN_MODE_5); /* UART1_RX */
#endif
MAP_UARTConfigSetExpClk(
DEBUG_UART_BASE, MAP_PRCMPeripheralClockGet(DEBUG_UART_PERIPH),
MIOT_DEBUG_UART_BAUD_RATE,
(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));
MAP_UARTFIFOLevelSet(DEBUG_UART_BASE, UART_FIFO_TX1_8, UART_FIFO_RX4_8);
MAP_UARTFIFODisable(DEBUG_UART_BASE);
#endif
dbg_puts("\r\n\n");
if (sl_Start(NULL, NULL, NULL) < 0) abort();
dbg_putc('S');
int cidx = get_active_boot_cfg_idx();
if (cidx < 0) abort();
dbg_putc('0' + cidx);
struct boot_cfg cfg;
if (read_boot_cfg(cidx, &cfg) < 0) abort();
dbg_puts(cfg.app_image_file);
dbg_putc('@');
print_addr(cfg.app_load_addr);
/*
* Zero memory before loading.
* This should provide proper initialisation for BSS, wherever it is.
*/
uint32_t *pstart = (uint32_t *) 0x20000000;
uint32_t *pend = (&_text_start - 0x100 /* our stack */);
for (uint32_t *p = pstart; p < pend; p++) *p = 0;
if (load_image(cfg.app_image_file, (_u8 *) cfg.app_load_addr) != 0) {
abort();
}
dbg_putc('.');
sl_Stop(0);
print_addr(*(((uint32_t *) cfg.app_load_addr) + 1));
dbg_puts("\r\n\n");
MAP_IntMasterDisable();
MAP_IntVTableBaseSet(cfg.app_load_addr);
run(cfg.app_load_addr); /* Does not return. */
abort();
return 0; /* not reached */
}
//*****************************************************************************
//
//! \brief the aim of this example code is to demonstrate File-system
//! capabilities of the device.
//! For simplicity, the serial flash is used as the device under test.
//!
//! \param None
//!
//! \return none
//!
//! \note Green LED is turned solid in case of success
//! Red LED is turned solid in case of failure
//
//*****************************************************************************
void main()
{
long lRetVal;
unsigned char policyVal;
long lFileHandle;
unsigned long ulToken;
//
// Initialize Board configurations
//
BoardInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
//
// Configure LEDs
//
GPIO_IF_LedConfigure(LED1|LED3);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
//
// Initializing the CC3200 networking layers
//
lRetVal = sl_Start(NULL, NULL, NULL);
if(lRetVal < 0)
{
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
LOOP_FOREVER();
}
//
// reset all network policies
//
lRetVal = sl_WlanPolicySet( SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(0,0,0,0,0),
&policyVal,
1 /*PolicyValLen*/);
if(lRetVal < 0)
{
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
LOOP_FOREVER();
}
if(WriteFileToDevice(&ulToken, &lFileHandle) < 0)
{
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
LOOP_FOREVER();
}
if(ReadFileFromDevice(ulToken, lFileHandle) < 0)
{
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
LOOP_FOREVER();
}
//
// turn ON the green LED indicating success
//
GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
LOOP_FOREVER();
}
//*****************************************************************************
//
//! Network_IF_InitDriver
//! The function initializes a CC3200 device and triggers it to start operation
//!
//! \param uiMode (device mode in which device will be configured)
//!
//! \return 0 : sucess, -ve : failure
//
//*****************************************************************************
long
Network_IF_InitDriver(unsigned int uiMode)
{
long lRetVal = -1;
// Reset CC3200 Network State Machine
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of application
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
UART_PRINT("Failed to configure the device in its default state \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(NULL,NULL,NULL);
if (lRetVal < 0 || lRetVal != ROLE_STA)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Started SimpleLink Device: STA Mode\n\r");
if(uiMode == ROLE_AP)
{
UART_PRINT("Switching to AP mode on application request\n\r");
// Switch to AP role and restart
lRetVal = sl_WlanSetMode(uiMode);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is up in AP Mode
if (ROLE_AP == lRetVal)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
}
}
else
{
// We don't want to proceed if the device is not coming up in AP-mode
ASSERT_ON_ERROR(DEVICE_NOT_IN_AP_MODE);
}
UART_PRINT("Re-started SimpleLink Device: AP Mode\n\r");
}
else if(uiMode == ROLE_P2P)
{
UART_PRINT("Switching to P2P mode on application request\n\r");
// Switch to AP role and restart
lRetVal = sl_WlanSetMode(uiMode);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is in station again
if (ROLE_P2P != lRetVal)
{
// We don't want to proceed if the device is not coming up in P2P-mode
ASSERT_ON_ERROR(DEVICE_NOT_IN_P2P_MODE);
}
UART_PRINT("Re-started SimpleLink Device: P2P Mode\n\r");
}
else
{
// Device already started in STA-Mode
}
return 0;
}
/*
* Application's entry point
*/
int main(int argc, char** argv)
{
_i32 retVal = -1;
retVal = initializeAppVariables();
ASSERT_ON_ERROR(retVal);
/* Stop WDT and initialize the system-clock of the MCU */
stopWDT();
initClk();
/* Configure command line interface */
CLI_Configure();
displayBanner();
/*
* Following function configures the device to default state by cleaning
* the persistent settings stored in NVMEM (viz. connection profiles &
* policies, power policy etc)
*
* Applications may choose to skip this step if the developer is sure
* that the device is in its default state at start of application
*
* Note that all profiles and persistent settings that were done on the
* device will be lost
*/
retVal = configureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
CLI_Write((_u8 *)" Failed to configure the device in its default state \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Device is configured in default state \n\r");
/*
* Assumption is that the device is configured in station mode already
* and it is in its default state
*/
retVal = sl_Start(0, 0, 0);
if ((retVal < 0) ||
(ROLE_STA != retVal) )
{
CLI_Write((_u8 *)" Failed to start the device \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Device started as STATION \n\r");
/* Connecting to WLAN AP */
retVal = establishConnectionWithAP();
if(retVal < 0)
{
CLI_Write((_u8 *)" Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Connection established w/ AP and IP is acquired \n\r");
CLI_Write((_u8 *)" Pinging...! \n\r");
retVal = checkLanConnection();
if(retVal < 0)
{
CLI_Write((_u8 *)" Device couldn't connect to LAN \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Device successfully connected to the LAN\r\n");
retVal = checkInternetConnection();
if(retVal < 0)
{
CLI_Write((_u8 *)" Device couldn't connect to the internet \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Device successfully connected to the internet \n\r");
return 0;
}
long ConnectToNetwork()
{
long lRetVal = -1;
unsigned int uiConnectTimeoutCnt =0;
//Start Simplelink Device
lRetVal = sl_Start(NULL,NULL,NULL);
ASSERT_ON_ERROR(lRetVal);
if(lRetVal != ROLE_STA)
{
if (ROLE_AP == lRetVal)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//
// Configure to STA Mode
//
lRetVal = ConfigureMode(ROLE_STA);
if(lRetVal !=ROLE_STA)
{
UART_PRINT("Unable to set STA mode...\n\r");
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
CLR_STATUS_BIT_ALL(g_ulStatus);
return DEVICE_NOT_IN_STATION_MODE;
}
}
//waiting for the device to Auto Connect
while(uiConnectTimeoutCnt<AUTO_CONNECTION_TIMEOUT_COUNT &&
((!IS_CONNECTED(g_ulStatus)) || (!IS_IP_ACQUIRED(g_ulStatus))))
{
//Turn Green LED On
GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
osi_Sleep(50);
//Turn Green LED Off
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
osi_Sleep(50);
uiConnectTimeoutCnt++;
}
//Couldn't connect Using Auto Profile
if(uiConnectTimeoutCnt==AUTO_CONNECTION_TIMEOUT_COUNT)
{
CLR_STATUS_BIT_ALL(g_ulStatus);
//Turn Green LED On
GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
//Connect Using Smart Config
lRetVal = SmartConfigConnect();
ASSERT_ON_ERROR(lRetVal);
//Waiting for the device to Auto Connect
while((!IS_CONNECTED(g_ulStatus)) || (!IS_IP_ACQUIRED(g_ulStatus)))
{
MAP_UtilsDelay(500);
}
//Turn Green LED Off
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
}
return SUCCESS;
}
int main()
{
unsigned char ucP2PParam[4];
long lRetVal = -1;
//
// Initialize Board configurations
//
BoardInit();
//
// Pinmuxing for GPIO, UART
//
PinMuxConfig();
//
// configure LEDs
//
GPIO_IF_LedConfigure(LED1|LED2|LED3);
// off all LEDs
GPIO_IF_LedOff(MCU_ALL_LED_IND);
#ifndef NOTERM
//
// Configuring UART
//
InitTerm();
#endif
//
// Display the Application Banner
//
DisplayBanner(APP_NAME);
UART_PRINT("Scan Wi-FI direct device in your handheld device\n\r");
// Initializing the CC3200 device
lRetVal = StartDeviceInP2P();
if(lRetVal < 0)
{
LOOP_FOREVER(__LINE__);
}
// Set any p2p option (SL_CONNECTION_POLICY(0,0,0,any_p2p,0)) to connect to
// first available p2p device
sl_WlanPolicySet(SL_POLICY_CONNECTION,SL_CONNECTION_POLICY(1,0,0,0,0),NULL,0);
// Set the negotiation role (SL_P2P_ROLE_NEGOTIATE).
// CC3200 will negotiate with remote device GO/client mode.
// Other valid options are:
// - SL_P2P_ROLE_GROUP_OWNER
// - SL_P2P_ROLE_CLIENT
sl_WlanPolicySet(SL_POLICY_P2P, SL_P2P_POLICY(SL_P2P_ROLE_NEGOTIATE,
SL_P2P_NEG_INITIATOR_ACTIVE),NULL,0);
// Set P2P Device name
sl_NetAppSet(SL_NET_APP_DEVICE_CONFIG_ID, NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN,
strlen(P2P_DEVICE_NAME), (unsigned char *)P2P_DEVICE_NAME);
// Set P2P device type
sl_WlanSet(SL_WLAN_CFG_P2P_PARAM_ID, WLAN_P2P_OPT_DEV_TYPE,
strlen(P2P_CONFIG_VALUE), (unsigned char*)P2P_CONFIG_VALUE);
// setting P2P channel parameters
ucP2PParam[0] = LISENING_CHANNEL;
ucP2PParam[1] = REGULATORY_CLASS;
ucP2PParam[2] = OPERATING_CHANNEL;
ucP2PParam[3] = REGULATORY_CLASS;
// Set P2P Device listen and open channel valid channels are 1/6/11
sl_WlanSet(SL_WLAN_CFG_P2P_PARAM_ID, WLAN_P2P_OPT_CHANNEL_N_REGS,
sizeof(ucP2PParam), ucP2PParam);
// Restart as P2P device
sl_Stop(SL_STOP_TIMEOUT);
lRetVal = sl_Start(NULL,NULL,NULL);
if(lRetVal < 0 || lRetVal != ROLE_P2P)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER(__LINE__);
}
else
{
UART_PRINT("Connect to %s \n\r",P2P_DEVICE_NAME);
}
/* Connect to configure P2P device */
lRetVal = WlanConnect();
if(lRetVal == 0)
{
GPIO_IF_LedOn(MCU_IP_ALLOC_IND);
}
else
{
UART_PRINT("Reset the device and try again\n\r");
LOOP_FOREVER(__LINE__);
}
DisplayIP();
UART_PRINT("Send TCP packets from your handheld device to CC3200's IP\n\r");
/*After calling this function, you can start sending data to CC3200 IP
* address on PORT_NUM */
if(!(IS_CONNECT_FAILED(g_ulStatus)))
BsdTcpServer(PORT_NUM);
UART_PRINT("Received TCP packets successfully \n\r");
// revert Device into STA mode and power off Network Processor
sl_WlanSetMode(ROLE_STA);
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("Test passed, exiting application... \n\r");
while(1)
{
_SlNonOsMainLoopTask();
}
}
//*****************************************************************************
//
//! \brief Connecting to a WLAN Accesspoint
//! This function connects to the required AP (SSID_NAME).
//! This code example assumes the AP doesn't use WIFI security.
//! The function will return only once we are connected
//! and have acquired IP address
//!
//! \param[in] None
//!
//! \return 0 means success, -1 means failure
//!
//! \note
//!
//! \warning If the WLAN connection fails or we don't aquire an IP address,
//! We will be stuck in this function forever.
//
//*****************************************************************************
int WlanConnect()
{
int iRetCode = 0;
int iRetVal = 0;
int iConnect = 0;
unsigned char ucQueueMsg = 0;
SlSecParams_t secParams;
secParams.Key = (signed char *)SECURITY_KEY;
secParams.KeyLen = strlen((const char *)secParams.Key);
secParams.Type = SECURITY_TYPE;
//
// Set up the watchdog interrupt handler.
//
WDT_IF_Init(WatchdogIntHandler, MILLISECONDS_TO_TICKS(WD_PERIOD_MS));
/* Enabling the Sleep clock for the Watch Dog Timer*/
MAP_PRCMPeripheralClkEnable(PRCM_WDT, PRCM_SLP_MODE_CLK);
g_ucFeedWatchdog = 1;
g_ucWdogCount = 0;
while(!(ucQueueMsg & (EVENT_IP_ACQUIRED|CONNECTION_FAILED)))
{
UART_PRINT("Trying to connect to AP: ");
UART_PRINT(SSID_NAME);
UART_PRINT("\n\r");
sl_WlanConnect((signed char *)SSID_NAME,
strlen((const char *)SSID_NAME), 0, &secParams, 0);
iConnect = 0;
do{
osi_MsgQRead(&g_tConnection, &ucQueueMsg, OSI_WAIT_FOREVER);
switch(ucQueueMsg)
{
case EVENT_CONNECTION:
iConnect = 1;
break;
case EVENT_IP_ACQUIRED:
iRetVal = 0;
break;
case WDOG_EXPIRED:
//
// disconnect from the Access Point
//
if(iConnect)
{
WlanDisconnect();
}
//
// stop the simplelink with reqd. timeout value (30 ms)
//
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("sl stop\n\r");
MAP_UtilsDelay(8000);
//
// starting the simplelink
//
sl_Start(NULL, NULL, NULL);
UART_PRINT("sl start\n\r");
break;
case EVENT_DISCONNECTION:
iConnect = 0;
break;
case CONNECTION_FAILED:
iRetVal = -1;
break;
default:
UART_PRINT("unexpected event\n\r");
break;
}
}while(ucQueueMsg == (unsigned char)EVENT_CONNECTION);
}
iRetCode = MAP_WatchdogRunning(WDT_BASE);
if(iRetCode)
{
WDT_IF_DeInit();
MAP_PRCMPeripheralClkDisable(PRCM_WDT, PRCM_RUN_MODE_CLK);
}
ASSERT_ON_ERROR(iRetVal);
return(iRetVal);
}
void Task_WifiScan(void* params)
{
(void)params; //avoid unused error
long retval;
unsigned char policy;
unsigned int policy_len;
LOG(LOG_VERBOSE, "Starting WiFi network scan...");
SetLEDBlink(LED_1, LED_BLINK_PATTERN_WIFI_SCANNING);
if(WifiDefaultSettings() == RET_FAILURE) {
goto error;
}
retval = sl_Start(0,0,0);
if(retval<0) {
goto error;
}
//first, delete current connection policy
policy = SL_CONNECTION_POLICY(0,0,0,0,0);
retval = sl_WlanPolicySet(SL_POLICY_CONNECTION, policy, NULL, 0);
if(retval<0) {
goto error;
}
//make scan policy
policy = SL_SCAN_POLICY(1);
policy_len = WIFI_SCAN_TIME_S;
retval = sl_WlanPolicySet(SL_POLICY_SCAN, policy, (unsigned char*)&policy_len, sizeof(policy_len));
if(retval<0) {
goto error;
}
//wait for the scan to complete
const TickType_t delay = (1100*WIFI_SCAN_TIME_S) / portTICK_PERIOD_MS;
vTaskDelay(delay);
//get the results back
unsigned char index = 0;
retval = sl_WlanGetNetworkList(index, (unsigned char)WIFI_NUM_NETWORKS, &(wifi_state.networks[index]));
//retval holds the number of networks now, and they are saved in the state.
//disable the scan
policy = SL_SCAN_POLICY(0);
retval = sl_WlanPolicySet(SL_POLICY_SCAN, policy, NULL, 0);
if(retval<0) {
goto error;
}
//disable SimpleLink altogether
retval = sl_Stop(SL_STOP_TIMEOUT);
if(retval<0) {
goto error;
}
LOG(LOG_VERBOSE, "WiFi network scan complete.");
ClearLED(LED_1);
#ifdef DO_STACK_CHECK
wifi_state.stack_watermark = uxTaskGetStackHighWaterMark(NULL);
#endif
//exit (delete this task)
WifiTaskEndCallback(&Task_WifiScan);
vTaskDelete(NULL);
return;
error:
SetLEDBlink(LED_1, LED_BLINK_PATTERN_WIFI_FAILED);
TASK_RETURN_ERROR(ERROR_UNKNOWN, "WIFI scan fail");
return;
}
//****************************************************************************
//
//! \brief Connects to the Network in AP or STA Mode - If ForceAP Jumper is
//! Placed, Force it to AP mode
//!
//! \return 0 - Success
//! -1 - Failure
//
//****************************************************************************
long ConnectToNetwork()
{
long lRetVal = -1;
unsigned int uiConnectTimeoutCnt =0;
// staring simplelink
lRetVal = sl_Start(NULL,NULL,NULL);
ASSERT_ON_ERROR( lRetVal);
// Device is in AP Mode and Force AP Jumper is not Connected
if(ROLE_STA != lRetVal && g_uiDeviceModeConfig == ROLE_STA )
{
if (ROLE_AP == lRetVal)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//Switch to STA Mode
lRetVal = ConfigureMode(ROLE_STA);
ASSERT_ON_ERROR( lRetVal);
}
//Device is in STA Mode and Force AP Jumper is Connected
if(ROLE_AP != lRetVal && g_uiDeviceModeConfig == ROLE_AP )
{
//Switch to AP Mode
lRetVal = ConfigureMode(ROLE_AP);
ASSERT_ON_ERROR( lRetVal);
}
//No Mode Change Required
if(lRetVal == ROLE_AP)
{
//waiting for the AP to acquire IP address from Internal DHCP Server
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
//Stop Internal HTTP Server
lRetVal = sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
//Start Internal HTTP Server
lRetVal = sl_NetAppStart(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
char cCount=0;
//Blink LED 3 times to Indicate AP Mode
for(cCount=0;cCount<3;cCount++)
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(400);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(400);
}
char ssid[32];
unsigned short len = 32;
unsigned short config_opt = WLAN_AP_OPT_SSID;
sl_WlanGet(SL_WLAN_CFG_AP_ID, &config_opt , &len, (unsigned char* )ssid);
UART_PRINT("\n\r Connect to : \'%s\'\n\r\n\r",ssid);
}
else
{
//Stop Internal HTTP Server
lRetVal = sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
//Start Internal HTTP Server
lRetVal = sl_NetAppStart(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
//waiting for the device to Auto Connect
while(uiConnectTimeoutCnt<AUTO_CONNECTION_TIMEOUT_COUNT &&
((!IS_CONNECTED(g_ulStatus)) || (!IS_IP_ACQUIRED(g_ulStatus))))
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(50);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(50);
uiConnectTimeoutCnt++;
}
//Couldn't connect Using Auto Profile
if(uiConnectTimeoutCnt == AUTO_CONNECTION_TIMEOUT_COUNT)
{
//Blink Red LED to Indicate Connection Error
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
CLR_STATUS_BIT_ALL(g_ulStatus);
//Connect Using Smart Config
lRetVal = SmartConfigConnect();
ASSERT_ON_ERROR(lRetVal);
//Waiting for the device to Auto Connect
while((!IS_CONNECTED(g_ulStatus)) || (!IS_IP_ACQUIRED(g_ulStatus)))
{
MAP_UtilsDelay(500);
}
}
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
g_iInternetAccess = ConnectionTest();
}
return SUCCESS;
}
//*****************************************************************************
//
//! Configure the device as xmpp client
//!
//! \param pvParameters pointer to parameters
//!
//! \return None
//
//*****************************************************************************
static void XmppClient(void *pvParameters)
{
SlNetAppXmppOpt_t XmppOption;
SlNetAppXmppUserName_t UserName;
SlNetAppXmppPassword_t Password;
SlNetAppXmppDomain_t Domain;
SlNetAppXmppResource_t Resource;
unsigned char pRemoteJid[REMOTE_USERID_LEN];
unsigned char pRecvMessage[RECV_MSG_LEN];
signed short Status = 0;
long lRetVal = -1;
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
{
UART_PRINT("Failed to configure the device in its default state\n\r");
}
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(0, 0, 0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device started as STATION \n\r");
// Connecting to WLAN AP - Set with static parameters defined at the top
// After this call we will be connected and have IP address
lRetVal = WlanConnect();
if(lRetVal < 0)
{
UART_PRINT("Unable to connect wlan.\n\r");
LOOP_FOREVER();
}
// Configuring different parameters which are required for XMPP connection
XmppOption.Port = XMPP_DST_PORT;
XmppOption.Family = SL_AF_INET;
XmppOption.SecurityMethod = SO_SECMETHOD_SSLV3;
XmppOption.SecurityCypher = SECURE_MASK_SSL_RSA_WITH_RC4_128_SHA;
XmppOption.Ip = XMPP_IP_ADDR;
//DNS query to get IP address of XMPP Server
// lRetVal = sl_NetAppDnsGetHostByName(XMPP_DOMAIN_NAME, \
// strlen((const char *)XMPP_DOMAIN_NAME), \
// (unsigned long*)&XmppOption.Ip, SL_AF_INET);
//
// if(lRetVal < 0)
// {
// UART_PRINT("Device couldn't retrive the host name \n\r");
// GPIO_IF_LedOn(MCU_RED_LED_GPIO);
// LOOP_FOREVER();
// }
lRetVal = sl_NetAppXmppSet(SL_NET_APP_XMPP_ID, NETAPP_XMPP_ADVANCED_OPT, \
sizeof(SlNetAppXmppOpt_t), (unsigned char *)&XmppOption);
if(lRetVal < 0)
{
UART_PRINT("Unable to connect wlan.\n\r");
LOOP_FOREVER();
}
// Configure Client's user name
memcpy(UserName.UserName, CLIENT_USER_NAME, strlen(CLIENT_USER_NAME));
UserName.Length = strlen(CLIENT_USER_NAME);
lRetVal = sl_NetAppXmppSet(SL_NET_APP_XMPP_ID, NETAPP_XMPP_USER_NAME, \
UserName.Length, \
(unsigned char *)&UserName);
if(lRetVal < 0)
{
UART_PRINT("Unable to set XMPP user id.\n\r");
LOOP_FOREVER();
}
// Configure Client's password
memcpy(Password.Password, CLIENT_PASSWORD, strlen(CLIENT_PASSWORD));
Password.Length = strlen(CLIENT_PASSWORD);
lRetVal = sl_NetAppXmppSet(SL_NET_APP_XMPP_ID, NETAPP_XMPP_PASSWORD, \
Password.Length, \
(unsigned char *)&Password);
if(lRetVal < 0)
{
UART_PRINT("Unable to set XMPP user password.\n\r");
LOOP_FOREVER();
}
memcpy(Domain.DomainName, XMPP_DOMAIN_NAME, strlen(XMPP_DOMAIN_NAME));
Domain.Length = strlen(XMPP_DOMAIN_NAME);
lRetVal = sl_NetAppXmppSet(SL_NET_APP_XMPP_ID, NETAPP_XMPP_DOMAIN, \
Domain.Length, \
(unsigned char *)&Domain);
if(lRetVal < 0)
{
UART_PRINT("Unable to XMPP domain.\n\r");
LOOP_FOREVER();
}
memcpy(Resource.Resource, XMPP_RESOURCE,strlen(XMPP_RESOURCE));
Resource.Length = strlen(XMPP_RESOURCE);
lRetVal = sl_NetAppXmppSet(SL_NET_APP_XMPP_ID, NETAPP_XMPP_RESOURCE, \
Resource.Length, \
(unsigned char *)&Resource);
if(lRetVal < 0)
{
UART_PRINT("Unable to set XMPP resources.\n\r");
LOOP_FOREVER();
}
while(sl_NetAppXmppConnect() < 0)
{
MAP_UtilsDelay(10000);
}
Status = sl_NetAppXmppRecv(pRemoteJid, REMOTE_USERID_LEN, pRecvMessage, \
RECV_MSG_LEN );
while(1)
{
while ( Status < 0)
{
MAP_UtilsDelay(10000);
Status = sl_NetAppXmppRecv(pRemoteJid, REMOTE_USERID_LEN, \
pRecvMessage, RECV_MSG_LEN );
}
//
// Toggle Orange LED to indicate if it gets some chat message
//
GPIO_IF_LedOn(MCU_ORANGE_LED_GPIO);
MAP_UtilsDelay(800000);
GPIO_IF_LedOff(MCU_ORANGE_LED_GPIO);
Status = sl_NetAppXmppSend(pRemoteJid, strlen((char*)pRemoteJid), \
pRecvMessage, strlen((char*)pRecvMessage) );
}
}
static int WifiDefaultSettings(void)
{
long retval = -1;
unsigned char val = 1;
unsigned char config, config_len;
//filters
_WlanRxFilterOperationCommandBuff_t filter_mask = {
.Padding = {0}
};
//initialize the SimpleLink API
retval = sl_Start(0,0,0);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL start fail");
}
//set device in station mode
if(retval != ROLE_STA) {
if(retval == ROLE_AP) { //we need to wait for an event before doing anything
while(!IS_IP_ACQUIRED(wifi_state.status)) {
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//change mode to Station
retval = sl_WlanSetMode(ROLE_STA);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "WLAN mode fail");
}
//restart
retval = sl_Stop(0xFF);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL stop fail");
}
retval = sl_Start(0,0,0);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL start fail");
}
if(retval != ROLE_STA) {
RETURN_ERROR(ERROR_UNKNOWN, "WLAN mode fail");
}
}
//get SimpleLink version
config = SL_DEVICE_GENERAL_VERSION;
config_len = sizeof(SlVersionFull);
retval = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &config, &config_len, (unsigned char*)&wifi_state.version);
if(retval<0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
//default connection policy
retval = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1, 0, 0, 0, 0),
NULL,
0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
//disconnect
retval = sl_WlanDisconnect();
if(retval == 0) { //not yet disconnected
while(IS_CONNECTED(wifi_state.status)) {
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//Enable DHCP client
retval = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
if(retval<0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
//Disable scan policy
config = SL_SCAN_POLICY(0);
retval = sl_WlanPolicySet(SL_POLICY_SCAN, config, NULL, 0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
//Set Tx power level for station mode
//Number between 0-15, as dB offset from max power - 0 will set max power
val = 0;
retval = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID,
WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&val);
if(retval<0) {
RETURN_ERROR(retval, "WIFI set fail");
}
// Set PM policy to normal
retval = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
// Unregister mDNS services
retval = sl_NetAppMDNSUnRegisterService(0, 0);
if(retval<0) {
RETURN_ERROR(retval, "mDNS fail");
}
//Set mDNS device hostname
char hostname[64];
char macstring[20];
unsigned char maclen = SL_MAC_ADDR_LEN;
retval = sl_NetCfgGet(SL_MAC_ADDRESS_GET,
NULL,
&maclen,
wifi_state.mac);
if(retval < 0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
snprintf(macstring, 20, "%02X%02X%02X%02X%02X%02X", wifi_state.mac[0],
wifi_state.mac[1], wifi_state.mac[2],
wifi_state.mac[3], wifi_state.mac[4],
wifi_state.mac[5]);
snprintf(hostname, 64, "LeashDebugger%s", macstring);
retval = sl_NetAppSet (SL_NET_APP_DEVICE_CONFIG_ID,
NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN,
strlen((const char *)hostname),
(unsigned char *) hostname);
// Remove all 64 filters (8*8)
memset(filter_mask.FilterIdMask, 0xFF, 8);
retval = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (uint8_t*)&filter_mask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
if(retval<0) {
RETURN_ERROR(retval, "WIFI filter fail");
}
retval = sl_Stop(SL_STOP_TIMEOUT);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL stop fail");
}
wifi_state.status = 0;
return RET_SUCCESS;
}
int main(void)
{
/* Init board */
BoardInit();
/* Init GPIO */
InitGPIO();
/* Init UART */
MAP_PRCMPeripheralClkEnable(PRCM_UARTA0, PRCM_RUN_MODE_CLK);
InitTerm();
/* Init I2C */
I2C_IF_Open(I2C_MASTER_MODE_FST);
/* Init the internet! */
// http://azug.minpet.unibas.ch/~lukas/bricol/ti_simplelink/resources/swru368.pdf SECTION 10
dhcpParams.lease_time = 1000;
dhcpParams.ipv4_addr_start = 0xc0a80102;
dhcpParams.ipv4_addr_last = 0xc0a801fe;
sl_Start(NULL,NULL,NULL);
MAP_UtilsDelay(8000000);
// config IP etc
ipV4.ipV4 = 0xc0a80101;
ipV4.ipV4Mask = 0xFFFFFF00;
ipV4.ipV4Gateway = 0xc0a80101;
ipV4.ipV4DnsServer = 0xc0a80101;
sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE, 1 ,sizeof(SlNetCfgIpV4Args_t), (unsigned char*) &ipV4);
sl_WlanSetMode(ROLE_AP);
// config SSID
sl_WlanSet(SL_WLAN_CFG_AP_ID,WLAN_AP_OPT_SSID, strlen(myssid), (unsigned char*) myssid);
sl_Stop(100);
sl_Start(NULL,NULL,NULL);
// start DHCP server
sl_NetAppStop(SL_NET_APP_DHCP_SERVER_ID);
sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID, NETAPP_SET_DHCP_SRV_BASIC_OPT, outLen,(unsigned char*) &dhcpParams);
sl_NetAppStart(SL_NET_APP_DHCP_SERVER_ID);
//Stop Internal HTTP Serve
long lRetVal = -1;
lRetVal = sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
//Start Internal HTTP Server
lRetVal = sl_NetAppStart(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
/* Finished init the internet! */
setRLED();
/* Wait for operator */
while(!readDIP1());
clearRLED();
/* Init IMU (alongside timers and interrupt */
imu_setup();
/* Init odometers */
odometer_setup();
set_controller_parameters(kp, ki, kd);
set__odo_controller_parameters(kp_odo, ki_odo, kd_odo);
/* Init motors (alongside motor GPIO, timers and interrupt */
motorSetup();
controller_setup();
odometer_controller_setup(); // MUST be the last init called!
while(1)
{
_SlNonOsMainLoopTask();
}
}
int main(int argc, char** argv)
{
SlSockAddrIn_t Addr = {0};
_u32 cipher = SL_SEC_MASK_SSL_RSA_WITH_RC4_128_SHA;
_u32 googleIP = 0;
_u8 method = SL_SO_SEC_METHOD_SSLV3;
_i32 AddrSize = -1;
_i32 g_SockID = -1;
_i32 retVal = -1;
retVal = initializeAppVariables();
ASSERT_ON_ERROR(retVal);
/* Stop WDT and initialize the system-clock of the MCU
These functions needs to be implemented in PAL */
stopWDT();
initClk();
/* Configure command line interface */
CLI_Configure();
displayBanner();
/*
* Following function configures the device to default state by cleaning
* the persistent settings stored in NVMEM (viz. connection profiles &
* policies, power policy etc)
*
* Applications may choose to skip this step if the developer is sure
* that the device is in its default state at start of application
*
* Note that all profiles and persistent settings that were done on the
* device will be lost
*/
retVal = configureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
{
CLI_Write(" Failed to configure the device in its default state \n\r");
}
LOOP_FOREVER();
}
CLI_Write(" Device is configured in default state \n\r");
/*
* Assumption is that the device is configured in station mode already
* and it is in its default state
*/
/* Initializing the CC3100 device */
retVal = sl_Start(0, 0, 0);
if ((retVal < 0) ||
(ROLE_STA != retVal) )
{
CLI_Write(" Failed to start the device \n\r");
LOOP_FOREVER();
}
CLI_Write(" Device started as STATION \n\r");
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
retVal = establishConnectionWithAP();
if(retVal < 0)
{
CLI_Write(" Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
CLI_Write(" Connection established w/ AP and IP is acquired \n\r");
/* Update the CC3100 time */
retVal = SetTime();
if (retVal < 0)
{
CLI_Write(" Failed to set the device time \n\r");
LOOP_FOREVER();
}
CLI_Write(" Establishing secure connection w/ google server \n\r");
/* get the server name via a DNS request */
retVal = sl_NetAppDnsGetHostByName(g_Google, pal_Strlen(g_Google),
&googleIP, SL_AF_INET);
if( retVal < 0 )
{
CLI_Write(" Failed to get the IP address \n\r");
LOOP_FOREVER();
}
Addr.sin_family = SL_AF_INET;
Addr.sin_port = sl_Htons(GOOGLE_DST_PORT);
Addr.sin_addr.s_addr = sl_Htonl(googleIP);
AddrSize = sizeof(SlSockAddrIn_t);
/* opens a secure socket */
g_SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, SL_SEC_SOCKET);
if( g_SockID < 0 )
{
CLI_Write(" Failed to open socket \n\r");
LOOP_FOREVER();
}
/* configure the socket as SSLV3.0 */
retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECMETHOD,
&method, sizeof(method));
if( retVal < 0 )
{
CLI_Write(" Failed to configure the socket \n\r");
LOOP_FOREVER();
}
/* configure the socket as RSA with RC4 128 SHA */
retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECURE_MASK,
&cipher, sizeof(cipher));
if( retVal < 0 )
{
CLI_Write(" Failed to configure the socket \n\r");
LOOP_FOREVER();
}
/* configure the socket with GOOGLE CA certificate-for server verification*/
retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECURE_FILES_CA_FILE_NAME,
SL_SSL_CA_CERT, pal_Strlen(SL_SSL_CA_CERT));
if( retVal < 0 )
{
CLI_Write(" Failed to configure the socket \n\r");
LOOP_FOREVER();
}
/* connect to the peer device - GMail server */
retVal = sl_Connect(g_SockID, ( SlSockAddr_t *)&Addr, AddrSize);
if (retVal < 0 )
{
CLI_Write(" Failed to connect w/ google server \n\r");
LOOP_FOREVER();
}
CLI_Write(" Connection w/ google server established successfully \n\r");
/* Stop the CC3100 device */
retVal = sl_Stop(SL_STOP_TIMEOUT);
if(retVal < 0)
LOOP_FOREVER();
return 0;
}
int connectToAccessPoint(){
long lRetVal = -1;
GPIO_IF_LedConfigure(LED1|LED3);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
lRetVal = InitializeAppVariables();
ASSERT_ON_ERROR(lRetVal);
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
UART_PRINT("Failed to configure the device in its default state \n\r");
return lRetVal;
}
UART_PRINT("Device is configured in default state \n\r");
CLR_STATUS_BIT_ALL(g_ulStatus);
///
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(0, 0, 0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
return lRetVal;
}
UART_PRINT("Device started as STATION \n\r");
//
//Connecting to WLAN AP
//
lRetVal = WlanConnect();
if(lRetVal < 0)
{
UART_PRINT("Failed to establish connection w/ an AP \n\r");
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
return lRetVal;
}
UART_PRINT("Connection established w/ AP and IP is aquired \n\r");
return 0;
}
int main2(void)
{
UINT8 IsDHCP = 0;
int32_t i32CommandStatus;
_NetCfgIpV4Args_t ipV4;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
int Status = 0;
/* Stop WDT */
stopWDT();
/* Initialize the system clock of MCU */
initClk();
Board_Init(); // initialize LaunchPad I/O and PD1 LED
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
UARTprintf("This application is configured to measure analog signals from Ain7=PD0\n");
UARTprintf(" and send UDP packets to IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
/* Initializing the CC3100 device */
sl_Start(0, 0, 0);
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect();
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,
(unsigned char *)&ipV4);
//Print the IP
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
//
// Loop forever waiting for commands from PC...
//
while(1)
{
//
// Print prompt for user.
//
UARTprintf("\n>");
//
// Peek to see if a full command is ready for processing.
//
while(UARTPeek('\r') == -1)
{
//
// Approximately 1 millisecond delay.
//
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 3000);
}
//
// A '\r' was detected so get the line of text from the receive buffer.
//
UARTgets(g_cInput,sizeof(g_cInput));
//
// Pass the line from the user to the command processor.
// It will be parsed and valid commands executed.
//
i32CommandStatus = CmdLineProcess(g_cInput);
//
// Handle the case of bad command.
//
if(i32CommandStatus == CMDLINE_BAD_CMD)
{
UARTprintf(" Bad command. Try again.\n");
}
//
// Handle the case of too many arguments.
//
else if(i32CommandStatus == CMDLINE_TOO_MANY_ARGS)
{
UARTprintf(" Too many arguments for command. Try again.\n");
}
//
// Handle the case of too few arguments.
//
else if(i32CommandStatus == CMDLINE_TOO_FEW_ARGS)
{
UARTprintf(" Too few arguments for command. Try again.\n");
}
//
// Handle the case of too few arguments.
//
else if(i32CommandStatus == CMDLINE_INVALID_ARG)
{
UARTprintf(" Invalid command argument(s). Try again.\n");
}
}
}
int main(void)
{
long lRetVal = -1;
//
// Initialize Board configurations
//
BoardInit();
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
{
UART_PRINT("Failed to configure the device in its default state\n\r");
}
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(0, 0, 0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device started as STATION \n\r");
/* Connect to our AP using SmartConfig method */
lRetVal = SetConnectionPolicy();
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
// revert all settings
lRetVal = sl_WlanProfileDel(0xFF);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
LOOP_FOREVER();
}
//*****************************************************************************
//
//! Check the device mode and switch to P2P mode
//! restart the NWP to activate P2P mode
//!
//! \param None
//!
//! \return status code - Success:0, Failure:-ve
//
//*****************************************************************************
long StartDeviceInP2P()
{
long retVal = -1;
// Reset CC3200 Network State Machine
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of application
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
retVal = ConfigureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
UART_PRINT("Failed to configure the device in its default state \n\r");
LOOP_FOREVER(__LINE__);
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
retVal = sl_Start(NULL,NULL,NULL);
if (retVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
return -1;
}
else if(retVal != ROLE_P2P)
{
sl_WlanSetMode(ROLE_P2P);
sl_Stop(10);
// reset the Status bits
CLR_STATUS_BIT_ALL(g_ulStatus);
retVal = sl_Start(NULL,NULL,NULL);
if(retVal < 0 || retVal != ROLE_P2P)
{
UART_PRINT("Failed to start the device \n\r");
return -1;
}
else
{
UART_PRINT("Started SimpleLink Device: P2P Mode\n\r");
return SUCCESS;
}
}
else
{
return SUCCESS;
}
}
void WlanStationMode( void *pvParameters )
{
int iTestResult = 0;
unsigned long ulIP = 0;
unsigned long ulSubMask = 0;
unsigned long ulDefaultGateway = 0;
unsigned long ulDNSServer = 0;
unsigned char ucDHCP = 0;
char cMode;
char* buff="hhhhhh\n\r";
unsigned char currentMacAddress[SL_MAC_ADDR_LEN];
//UART_PRINT(" in WlanStationMode \n\r");
/* for(int a = 0; a<5; ++a){
Z_DelayS(30);
*buff=a+'0';
UART_PRINT(buff);
}
*/
char deviceRole = ROLE_STA;
deviceRole = sl_Start(NULL,NULL,InitCallback);
/* deviceRole = sl_Start(NULL,NULL,NULL);
if(deviceRole < 0 ){
UART_PRINT("sl_Start error \n\r");
return;
}
else if(deviceRole == ROLE_STA)
UART_PRINT("in station mode \n\r");
else{
UART_PRINT("in wrong mode \n\r");
return;
}
*/
/* if((cMode = sl_Start(NULL,NULL,NULL)) != ROLE_STA){
UART_PRINT("hellow \n\r");
*buff=cMode+'0';
UART_PRINT(buff);
*buff=ROLE_STA+'0';
UART_PRINT(buff);
// SL_WLAN_SET_MODE_STA();
}
UART_PRINT("hellow i am in station mode now \n\r");
*/
while(!g_uiSimplelinkstarted)
{
//looping till simplelink starts
Z_DelayS(1);
// ;
UART_PRINT("i am starting now \n\r");
}
UART_PRINT("i am started \n\r");
// Connecting to WLAN AP - Set with static parameters defined at the top
// After this call we will be connected and have IP address */
WlanConnect();
UART_PRINT("i'm connected! \n\r");
//get mac addr from s-flash
SL_MAC_ADDR_GET(currentMacAddress);
Z_MACDispaly(currentMacAddress);
SL_STA_IPV4_ADDR_GET(&ulIP,&ulSubMask,&ulDefaultGateway,&ulDNSServer,
&ucDHCP);
Z_IPDispaly(&ulIP);
MyIP=ulIP;
Z_IPDispaly(&ulSubMask);
Z_IPDispaly(&ulDefaultGateway);
/*
UNUSED(ulIP);
UNUSED(ulSubMask);
UNUSED(ulDNSServer);
UNUSED(ucDHCP);
*/
// iTestResult = PingTest(ulDefaultGateway);
// UNUSED(iTestResult);
//BsdTcpServer(PORT_NUM);
//mqtt_pub();
UART_PRINT("WlanStationMode\r\n");
vTaskDelete(NULL);
UART_PRINT("WlanStationMode\r\n");
return;
}
int main(void)
{
long lRetVal = -1;
//
// Initialize Board configurations
//
BoardInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
#ifndef NOTERM
InitTerm();
#endif
// configure RED LED
GPIO_IF_LedConfigure(LED1);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
UART_PRINT("Failed to configure the device in its "
"default state \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
CLR_STATUS_BIT_ALL(g_ulStatus);
//Start simplelink
lRetVal = sl_Start(0,0,0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device started as STATION \n\r");
/* Connect to our AP using SmartConfig method */
lRetVal = SmartConfigConnect();
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
}
LOOP_FOREVER();
}
void APP_Tasks(void) {
/*
* Processing CC3100 Tasks
* It looks like SYS task and might be processed in SYS_Tasks
* But for this demo it is here to make this call
* visible
*/
_SlNonOsMainLoopTask();
/* Check the application's current state. */
switch (appData.state) {
/* Application's initial state. */
case APP_STATE_INIT: {
SYS_PRINT("\n\r*** PIC32 MQTT CLIENT ***\n\r");
SYS_PRINT("\n\rInitializing CC3100\n\r");
int res = sl_Start(NULL, NULL, NULL);
if (res != 0) {
SYS_PRINT("FAILED\n\r");
appData.state = APP_STATE_DONE;
break;
}
SlSecParams_t sec_params;
memset(&sec_params, 0, sizeof(sec_params));
sec_params.Key = NET_PWD;
sec_params.KeyLen = sizeof(NET_PWD) - 1;
sec_params.Type = NET_SECURITY;
SYS_PRINT("Connecting to WiFi\n\r");
sl_WlanConnect(NET_SSID, sizeof(NET_SSID) - 1, 0, &sec_params, NULL);
SYS_PRINT("Initialization done\n\r");
appData.state = APP_STATE_SERVICE_TASKS;
break;
}
case APP_STATE_CONNECT_BROKER: {
if (mg_connect(&mgr, MQTT_BROKER_ADDRESS, ev_handler) == NULL) {
SYS_PRINT("Failed to create connection\n\r");
appData.state = APP_STATE_DONE;
} else {
appData.state = APP_STATE_SERVICE_TASKS;
}
break;
}
case APP_STATE_SERVICE_TASKS: {
static uint32_t prev_poll_time = 0;
uint32_t now = DRV_RTCC_TimeGet();
if (now - prev_poll_time > 100) {
/*
* We cannot call mg_mgr_poll every cycle
* it leads to SPI overload (internaly mg_mgr_poll calls
* CC3100 via SPI
*/
mg_mgr_poll(&mgr, 1);
prev_poll_time = now;
}
break;
}
case APP_STATE_DONE: {
/* Do nothing here */
break;
}
default: {
/* TODO: Handle error in application's state machine. */
break;
}
}
}
//*****************************************************************************
//
//! \brief Task Created by main fucntion.This task starts simpleink, set NWP
//! power policy, connects to an AP. Give Signal to the other task about
//! the connection.wait for the message form the interrupt handlers and
//! the other task. Accordingly print the wake up cause from the low
//! power modes.
//!
//! \param pvParameters is a general void pointer (not used here).
//!
//! \return none
//
//*****************************************************************************
void TimerGPIOTask(void *pvParameters)
{
cc_hndl tTimerHndl = NULL;
cc_hndl tGPIOHndl = NULL;
unsigned char ucQueueMsg = 0;
unsigned char ucSyncMsg = 0;
int iRetVal = 0;
//
// Displays the Application Banner
//
DisplayBanner();
//
// creating the queue for signalling about connection events
//
iRetVal = osi_MsgQCreate(&g_tConnection, NULL, sizeof( unsigned char ), 3);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
//
// starting the simplelink
//
iRetVal = sl_Start(NULL, NULL, NULL);
if (iRetVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
//
// Swtich to STA mode if device is not
//
SwitchToStaMode(iRetVal);
//
// Set the power management policy of NWP
//
iRetVal = sl_WlanPolicySet(SL_POLICY_PM, SL_NORMAL_POLICY, NULL, 0);
if (iRetVal < 0)
{
UART_PRINT("unable to configure network power policy\n\r");
LOOP_FOREVER();
}
//
// connecting to the Access Point
//
if(-1 == WlanConnect())
{
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("Connection to AP failed\n\r");
}
else
{
UART_PRINT("Connected to AP\n\r");
//
//signal the other task about the sl start and connection to the AP
//
iRetVal = osi_MsgQWrite(&g_tConnectionFlag, &ucSyncMsg,
OSI_WAIT_FOREVER);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
}
//
// Queue management related configurations
//
iRetVal = osi_MsgQCreate(&g_tWkupSignalQueue, NULL,
sizeof( unsigned char ), 10);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
//
// setting Timer as one of the wakeup source
//
tTimerHndl = SetTimerAsWkUp();
//
// setting some GPIO as one of the wakeup source
//
tGPIOHndl = SetGPIOAsWkUp();
/* handles, if required, can be used to stop the timer, but not used here*/
UNUSED(tTimerHndl);
UNUSED(tGPIOHndl);
//
// setting Apps power policy
//
lp3p0_setup_power_policy(POWER_POLICY_STANDBY);
while(FOREVER)
{
//
// waits for the message from the various interrupt handlers(GPIO,
// Timer) and the UDPServerTask.
//
osi_MsgQRead(&g_tWkupSignalQueue, &ucQueueMsg, OSI_WAIT_FOREVER);
switch(ucQueueMsg){
case 1:
UART_PRINT("timer\n\r");
break;
case 2:
UART_PRINT("GPIO\n\r");
break;
case 3:
UART_PRINT("host irq\n\r");
break;
default:
UART_PRINT("invalid msg\n\r");
break;
}
}
}
//****************************************************************************
//
//! \brief Start simplelink, connect to the ap and run the ping test
//!
//! This function starts the simplelink, connect to the ap and start the ping
//! test on the default gateway for the ap
//!
//! \param[in] pvParameters - Pointer to the list of parameters that
//! can bepassed to the task while creating it
//!
//! \return None
//
//****************************************************************************
void WlanStationMode( void *pvParameters )
{
long lRetVal = -1;
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
{
UART_PRINT("Failed to configure the device in its default state\n\r");
}
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(0, 0, 0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device started as STATION \n\r");
//
//Connecting to WLAN AP
//
lRetVal = WlanConnect();
if(lRetVal < 0)
{
UART_PRINT("Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
UART_PRINT("Connection established w/ AP and IP is aquired \n\r");
UART_PRINT("Pinging...! \n\r");
//
// Checking the Lan connection by pinging to AP gateway
//
lRetVal = CheckLanConnection();
if(lRetVal < 0)
{
UART_PRINT("Device couldn't ping the gateway \n\r");
LOOP_FOREVER();
}
// Turn on GREEN LED when device gets PING response from AP
GPIO_IF_LedOn(MCU_EXECUTE_SUCCESS_IND);
//
// Checking the internet connection by pinging to external host
//
lRetVal = CheckInternetConnection();
if(lRetVal < 0)
{
UART_PRINT("Device couldn't ping the external host \n\r");
LOOP_FOREVER();
}
// Turn on ORAGE LED when device gets PING response from AP
GPIO_IF_LedOn(MCU_ORANGE_LED_GPIO);
UART_PRINT("Device pinged both the gateway and the external host \n\r");
UART_PRINT("WLAN STATION example executed successfully \n\r");
//
// power off the network processor
//
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
LOOP_FOREVER();
}
/*!
\brief This function configure the SimpleLink device in its default state. It:
- Sets the mode to STATION
- Configures connection policy to Auto and AutoSmartConfig
- Deletes all the stored profiles
- Enables DHCP
- Disables Scan policy
- Sets Tx power to maximum
- Sets power policy to normal
- Unregisters mDNS services
- Remove all filters
\param[in] none
\return On success, zero is returned. On error, negative is returned
*/
static _i32 configureSimpleLinkToDefaultState()
{
SlVersionFull ver = {0};
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask = {0};
_u8 val = 1;
_u8 configOpt = 0;
_u8 configLen = 0;
_u8 power = 0;
_i32 retVal = -1;
_i32 mode = -1;
mode = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(mode);
/* If the device is not in station-mode, try configuring it in station-mode */
if (ROLE_STA != mode)
{
if (ROLE_AP == mode)
{
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_ACQUIRED(g_Status)) { _SlNonOsMainLoopTask(); }
}
/* Switch to STA role and restart */
retVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(retVal);
retVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(retVal);
retVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(retVal);
/* Check if the device is in station again */
if (ROLE_STA != retVal)
{
/* We don't want to proceed if the device is not coming up in station-mode */
ASSERT_ON_ERROR(DEVICE_NOT_IN_STATION_MODE);
}
}
/* Get the device's version-information */
configOpt = SL_DEVICE_GENERAL_VERSION;
configLen = sizeof(ver);
retVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &configOpt, &configLen, (_u8 *)(&ver));
ASSERT_ON_ERROR(retVal);
/* Set connection policy to Auto + SmartConfig (Device's default connection policy) */
retVal = sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Remove all profiles */
retVal = sl_WlanProfileDel(0xFF);
ASSERT_ON_ERROR(retVal);
/*
* Device in station-mode. Disconnect previous connection if any
* The function returns 0 if 'Disconnected done', negative number if already disconnected
* Wait for 'disconnection' event if 0 is returned, Ignore other return-codes
*/
retVal = sl_WlanDisconnect();
if(0 == retVal)
{
/* Wait */
while(IS_CONNECTED(g_Status)) { _SlNonOsMainLoopTask(); }
}
/* Enable DHCP client*/
retVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
ASSERT_ON_ERROR(retVal);
/* Disable scan */
configOpt = SL_SCAN_POLICY(0);
retVal = sl_WlanPolicySet(SL_POLICY_SCAN , configOpt, NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Set Tx power level for station mode
Number between 0-15, as dB offset from max power - 0 will set maximum power */
power = 0;
retVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (_u8 *)&power);
ASSERT_ON_ERROR(retVal);
/* Set PM policy to normal */
retVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Unregister mDNS services */
retVal = sl_NetAppMDNSUnRegisterService(0, 0);
ASSERT_ON_ERROR(retVal);
/* Remove all 64 filters (8*8) */
pal_Memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
retVal = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
ASSERT_ON_ERROR(retVal);
retVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(retVal);
retVal = initializeAppVariables();
ASSERT_ON_ERROR(retVal);
return retVal; /* Success */
}
//****************************************************************************
//
//! \brief Connects to the Network in AP or STA Mode - If ForceAP Jumper is
//! Placed, Force it to AP mode
//!
//! \return None
//
//****************************************************************************
void ConnectToNetwork()
{
char ucAPSSID[32];
unsigned short len, config_opt;
// staring simplelink
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
unsigned char macAddressVal[SL_MAC_ADDR_LEN];
unsigned char macAddressLen = SL_MAC_ADDR_LEN;
sl_NetCfgGet(SL_MAC_ADDRESS_GET,NULL,&macAddressLen,(unsigned char *)macAddressVal);
Report("CC3200 LaunchPad MAC Address: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n\r", macAddressVal[0],macAddressVal[1],macAddressVal[2],macAddressVal[3],macAddressVal[4],macAddressVal[5]);
// Device is in AP Mode and Force AP Jumper is not Connected
if(((g_uiSimplelinkRole == ROLE_AP) || (g_uiSimplelinkRole == ROLE_P2P)) && g_uiDeviceModeConfig == ROLE_STA )
{
//Switch to STA Mode
sl_WlanSetMode(ROLE_STA);
sl_Stop(SL_STOP_TIMEOUT);
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
}
//Device is in STA Mode and Force AP Jumper is Connected
if(((g_uiSimplelinkRole == ROLE_STA) || (g_uiSimplelinkRole == ROLE_P2P)) && g_uiDeviceModeConfig == ROLE_AP )
{
//Switch to AP Mode
sl_WlanSetMode(ROLE_AP);
sl_Stop(SL_STOP_TIMEOUT);
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
}
//No Mode Change Required
if(g_uiSimplelinkRole == ROLE_AP)
{
//waiting for the AP to acquire IP address from Internal DHCP Server
while (!(g_usMCNetworkUstate & MCU_IP_ALLOC))
{
}
char iCount=0;
//Read the AP SSID
memset(ucAPSSID,'\0',AP_SSID_LEN_MAX);
len = AP_SSID_LEN_MAX;
config_opt = WLAN_AP_OPT_SSID;
sl_WlanGet(SL_WLAN_CFG_AP_ID, &config_opt , &len, (unsigned char*) ucAPSSID);
//Blink LED 3 times to Indicate AP Mode
for(iCount=0;iCount<3;iCount++)
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(400);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(400);
}
}
else
{
//waiting for the device to Auto Connect
while (((!(g_usMCNetworkUstate & MCU_AP_ASSOC)) || !(g_usMCNetworkUstate & MCU_IP_ALLOC))&&
g_ucConnectTimeout < AUTO_CONNECTION_TIMEOUT_COUNT)
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(50);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(50);
g_ucConnectTimeout++;
}
//Couldn't connect Using Auto Profile
if(g_ucConnectTimeout == AUTO_CONNECTION_TIMEOUT_COUNT)
{
//Blink Red LED to Indicate Connection Error
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
g_ucConnectTimeout &= ~MCU_AP_ASSOC;
g_ucConnectTimeout &= ~MCU_IP_ALLOC;
//Connect Using Smart Config
SmartConfigConnect();
//Waiting for the device to Auto Connect
while (!(g_usMCNetworkUstate & MCU_AP_ASSOC) || !(g_usMCNetworkUstate & MCU_IP_ALLOC))
{
MAP_UtilsDelay(500);
}
}
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
g_iInternetAccess = ConnectionTest();
if (g_iInternetAccess == 0)
{
Report("Successful connection to the Internet\r\n");
osi_SyncObjSignal(&semaphore_Connected); //signal "Connected" semaphore so mqtt task can continue
}
else
{
Report("Could not obtain connection to the Internet\r\n");
}
}
}
//****************************************************************************
// MAIN FUNCTION
//****************************************************************************
void main()
{
long retVal = -1;
unsigned long ulResetCause;
unsigned long ulDestinationIP;
//
// Board Initialization
//
BoardInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
//
// Configuring UART
//
InitTerm();
//
// Initialize WDT
//
WDT_IF_Init(NULL,80000000 * 10);
//
// Get the reset cause
//
ulResetCause = PRCMSysResetCauseGet();
//
// If watchdog triggered reset request hibernate
// to clean boot the system
//
if( ulResetCause == PRCM_WDT_RESET )
{
HIBEntrePreamble();
MAP_PRCMOCRRegisterWrite(0,1);
MAP_PRCMHibernateWakeupSourceEnable(PRCM_HIB_SLOW_CLK_CTR);
MAP_PRCMHibernateIntervalSet(330);
MAP_PRCMHibernateEnter();
}
//
// uDMA Initialization
//
UDMAInit();
//
// Display banner
//
DisplayBanner(APPLICATION_NAME);
if( ulResetCause == PRCM_HIB_EXIT && (MAP_PRCMOCRRegisterRead(0) & 1) == 1 )
{
UART_PRINT("Reset Cause : Watchdog Reset\n\r");
}
else
{
UART_PRINT("Reset Cause : Power On\n\r");
//
// Initialize the variables.
//
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its desired state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
retVal = ConfigureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
UART_PRINT("Failed to configure the device in its default"
" state \n\r");
LOOP_FOREVER();
}
}
//
// Set destination IP
//
ulDestinationIP = IP_ADDR;
//
// Asumption is that the device is configured in station mode already
// and it is in its default state
//
retVal = sl_Start(0, 0, 0);
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
if (retVal < 0 || retVal != ROLE_STA)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
//
//Connecting to WLAN AP
//
retVal = WlanConnect();
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
if(retVal < 0)
{
UART_PRINT("Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
UART_PRINT("Connected to AP : %s \n\r",SSID_NAME);
UART_PRINT("Device IP : %d.%d.%d.%d\n\r\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3),
SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1),
SL_IPV4_BYTE(g_ulIpAddr,0));
UART_PRINT("\nStarting UDP Client\n\n\r");
UART_PRINT("Source IP : %d.%d.%d.%d\n\r"
"Destination IP : %d.%d.%d.%d\n\r"
"PORT : %d\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3),
SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1),
SL_IPV4_BYTE(g_ulIpAddr,0),
SL_IPV4_BYTE(ulDestinationIP,3),
SL_IPV4_BYTE(ulDestinationIP,2),
SL_IPV4_BYTE(ulDestinationIP,1),
SL_IPV4_BYTE(ulDestinationIP,0),
g_uiPortNum);
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
//
// Send packets
//
BsdUdpClient(PORT_NUM,ulDestinationIP);
//
// power off the network processor
//
sl_Stop(SL_STOP_TIMEOUT);
while (1)
{
_SlNonOsMainLoopTask();
}
}
int main1(void){
UINT8 IsDHCP = 0;
_NetCfgIpV4Args_t ipV4;
SlSockAddrIn_t Addr;
UINT16 AddrSize = 0;
INT16 SockID = 0;
INT16 Status = 1; // ok
UINT32 data;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
stopWDT(); // Stop WDT
initClk(); // PLL 50 MHz, ADC needs PPL active
Board_Init(); // initialize LaunchPad I/O
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
#if ADC
ADC0_InitSWTriggerSeq3(7); // Ain7 is on PD0
UARTprintf("This node is configured to measure signals from Ain7=PD0\n");
#endif
#if EKG
UARTprintf("This node is configured to generate simulated EKG data\n");
#endif
UARTprintf(" and send UDP packets to IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
while(1){
sl_Start(0, 0, 0);/* Initializing the CC3100 device */
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect(); // connect to AP
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
while(Status > 0){
Addr.sin_family = SL_AF_INET;
Addr.sin_port = sl_Htons((UINT16)PORT_NUM);
Addr.sin_addr.s_addr = sl_Htonl((UINT32)IP_ADDR);
AddrSize = sizeof(SlSockAddrIn_t);
SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if( SockID < 0 ){
UARTprintf("SockIDerror ");
Status = -1; // error
}else{
while(Status>0){
UARTprintf("\nSending a UDP packet ...");
uBuf[0] = ATYPE; // defines this as an analog data type
uBuf[1] = '=';
#if ADC
data = ADC0_InSeq3(); // 0 to 4095, Ain7 is on PD0
#endif
#if EKG
data = EKGbuf[EKGindex];
EKGindex = (EKGindex+1)%EKGSIZE; // 100 Hz
#endif
Int2Str(data,(char*)&uBuf[2]); // [2] to [7] is 6 digit number
UARTprintf(" %s ",uBuf);
LED_Toggle();
Status = sl_SendTo(SockID, uBuf, BUF_SIZE, 0,
(SlSockAddr_t *)&Addr, AddrSize);
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 80ms
if( Status <= 0 ){
UARTprintf("SockIDerror %d ",Status);
}else{
UARTprintf("ok");
}
}
sl_Close(SockID);
}
}
}
}
//*****************************************************************************
//! \brief This function puts the device in its default state. It:
//! - Set the mode to STATION
//! - Configures connection policy to Auto and AutoSmartConfig
//! - Deletes all the stored profiles
//! - Enables DHCP
//! - Disables Scan policy
//! - Sets Tx power to maximum
//! - Sets power policy to normal
//! - Unregister mDNS services
//! - Remove all filters
//!
//! \param none
//! \return On success, zero is returned. On error, negative is returned
//*****************************************************************************
long ConfigureSimpleLinkToDefaultState()
{
SlVersionFull ver = {{0}};
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask = {{0}};
unsigned char ucVal = 1;
unsigned char ucConfigOpt = 0;
unsigned char ucConfigLen = 0;
unsigned char ucPower = 0;
long lRetVal = -1;
long lMode = -1;
lMode = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lMode);
// If the device is not in station-mode, try configuring it in station-mode
if (ROLE_STA != lMode)
{
if (ROLE_AP == lMode)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
}
}
// Switch to STA role and restart
lRetVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is in station again
if (ROLE_STA != lRetVal)
{
// We don't want to proceed if the device is not coming up in STA-mode
ASSERT_ON_ERROR(DEVICE_NOT_IN_STATION_MODE);
}
}
// Get the device's version-information
ucConfigOpt = SL_DEVICE_GENERAL_VERSION;
ucConfigLen = sizeof(ver);
lRetVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &ucConfigOpt,
&ucConfigLen, (unsigned char *)(&ver));
ASSERT_ON_ERROR(lRetVal);
UART_PRINT("Host Driver Version: %s\n\r",SL_DRIVER_VERSION);
UART_PRINT("Build Version %d.%d.%d.%d.31.%d.%d.%d.%d.%d.%d.%d.%d\n\r",
ver.NwpVersion[0],ver.NwpVersion[1],ver.NwpVersion[2],ver.NwpVersion[3],
ver.ChipFwAndPhyVersion.FwVersion[0],ver.ChipFwAndPhyVersion.FwVersion[1],
ver.ChipFwAndPhyVersion.FwVersion[2],ver.ChipFwAndPhyVersion.FwVersion[3],
ver.ChipFwAndPhyVersion.PhyVersion[0],ver.ChipFwAndPhyVersion.PhyVersion[1],
ver.ChipFwAndPhyVersion.PhyVersion[2],ver.ChipFwAndPhyVersion.PhyVersion[3]);
// Set connection policy to Auto + SmartConfig
// (Device's default connection policy)
lRetVal = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Remove all profiles
lRetVal = sl_WlanProfileDel(0xFF);
ASSERT_ON_ERROR(lRetVal);
//
// Device in station-mode. Disconnect previous connection if any
// The function returns 0 if 'Disconnected done', negative number if already
// disconnected Wait for 'disconnection' event if 0 is returned, Ignore
// other return-codes
//
lRetVal = sl_WlanDisconnect();
if(0 == lRetVal)
{
// Wait
while(IS_CONNECTED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
}
}
// Enable DHCP client
lRetVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&ucVal);
ASSERT_ON_ERROR(lRetVal);
// Disable scan
ucConfigOpt = SL_SCAN_POLICY(0);
lRetVal = sl_WlanPolicySet(SL_POLICY_SCAN , ucConfigOpt, NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Set Tx power level for station mode
// Number between 0-15, as dB offset from max power - 0 will set max power
ucPower = 0;
lRetVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID,
WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&ucPower);
ASSERT_ON_ERROR(lRetVal);
// Set PM policy to normal
lRetVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Unregister mDNS services
lRetVal = sl_NetAppMDNSUnRegisterService(0, 0);
ASSERT_ON_ERROR(lRetVal);
// Remove all 64 filters (8*8)
memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
lRetVal = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(lRetVal);
InitializeAppVariables();
return lRetVal; // Success
}
int main(void){
UINT8 IsDHCP = 0;
_NetCfgIpV4Args_t ipV4;
SlSockAddrIn_t Addr;
SlSockAddrIn_t LocalAddr;
UINT16 AddrSize = 0;
INT16 SockID = 0;
INT16 Status = 1; // ok
UINT32 data;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
stopWDT(); // Stop WDT
initClk(); // PLL 50 MHz, ADC needs PPL active
Board_Init(); // initialize LaunchPad I/O
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
UARTprintf("This node is configured to receive UDP packets\n");
UARTprintf("This node should be at IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
ST7735_InitR(INITR_REDTAB);
ST7735_OutString("Internet of Things\n");
ST7735_OutString("Embedded Systems\n");
ST7735_OutString("Vol. 2, Valvano");
ST7735_PlotClear(0,4095); // range from 0 to 4095
while(1){
sl_Start(0, 0, 0); /* Initializing the CC3100 device */
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect(); // connect to AP
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
while(Status > 0){
UARTprintf("\nReceiving a UDP packet ...");
LocalAddr.sin_family = SL_AF_INET;
LocalAddr.sin_port = sl_Htons((UINT16)PORT_NUM);
LocalAddr.sin_addr.s_addr = 0;
AddrSize = sizeof(SlSockAddrIn_t);
SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if( SockID < 0 ){
UARTprintf("SockIDerror\n");
Status = -1; // error
}else{
Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr, AddrSize);
if( Status < 0 ){
sl_Close(SockID);
UARTprintf("Sock Bind error\n");
}else{
Status = sl_RecvFrom(SockID, uBuf, BUF_SIZE, 0,
(SlSockAddr_t *)&Addr, (SlSocklen_t*)&AddrSize );
if( Status <= 0 ){
sl_Close(SockID);
UARTprintf("Receive error %d ",Status);
}else{
LED_Toggle();
sl_Close(SockID);
UARTprintf("ok %s ",uBuf);
if((uBuf[0]==ATYPE)&&(uBuf[1]== '=')){ int i,bOk; uint32_t place;
data = 0; bOk = 1;
i=4; // ignore possible negative sign
for(place = 1000; place; place = place/10){
if((uBuf[i]&0xF0)==0x30){ // ignore spaces
data += place*(uBuf[i]-0x30);
}else{
if((uBuf[i]&0xF0)!= ' '){
bOk = 0;
}
}
i++;
}
if(bOk){
ST7735_PlotLine(data);
ST7735_PlotNextErase();
}
}
}
}
}
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 120ms
}
}
}
int sj_wifi_setup_ap(const struct sys_config_wifi_ap *cfg) {
int ret;
uint8_t v;
SlNetCfgIpV4Args_t ipcfg;
SlNetAppDhcpServerBasicOpt_t dhcpcfg;
if ((ret = sl_WlanSetMode(ROLE_AP)) != 0) {
fprintf(stderr, "sl_WlanSetMode: %d\n", ret);
return 0;
}
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(cfg->ssid),
(const uint8_t *) cfg->ssid)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_SSID): %d\n", ret);
return 0;
}
v = strlen(cfg->pass) > 0 ? SL_SEC_TYPE_WPA : SL_SEC_TYPE_OPEN;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1, &v)) !=
0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_SECURITY_TYPE): %d\n", ret);
return 0;
}
if (v == SL_SEC_TYPE_WPA &&
(ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD,
strlen(cfg->pass), (const uint8_t *) cfg->pass)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_PASSWORD): %d\n", ret);
return 0;
}
v = cfg->channel;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_CHANNEL, 1,
(uint8_t *) &v)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_CHANNEL): %d\n", ret);
return 0;
}
v = cfg->hidden;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_HIDDEN_SSID, 1,
(uint8_t *) &v)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_HIDDEN_SSID): %d\n", ret);
return 0;
}
memset(&ipcfg, 0, sizeof(ipcfg));
if (!inet_pton(AF_INET, cfg->ip, &ipcfg.ipV4) ||
!inet_pton(AF_INET, cfg->netmask, &ipcfg.ipV4Mask) ||
!inet_pton(AF_INET, cfg->gw, &ipcfg.ipV4Gateway) ||
!inet_pton(AF_INET, cfg->gw, &ipcfg.ipV4DnsServer) ||
(ret = sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE,
IPCONFIG_MODE_ENABLE_IPV4, sizeof(ipcfg),
(uint8_t *) &ipcfg)) != 0) {
fprintf(stderr, "sl_NetCfgSet(IPCONFIG_MODE_ENABLE_IPV4): %d\n", ret);
return 0;
}
memset(&dhcpcfg, 0, sizeof(dhcpcfg));
dhcpcfg.lease_time = 900;
if (!inet_pton(AF_INET, cfg->dhcp_start, &dhcpcfg.ipv4_addr_start) ||
!inet_pton(AF_INET, cfg->dhcp_end, &dhcpcfg.ipv4_addr_last) ||
(ret = sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID,
NETAPP_SET_DHCP_SRV_BASIC_OPT, sizeof(dhcpcfg),
(uint8_t *) &dhcpcfg)) != 0) {
fprintf(stderr, "sl_NetCfgSet(NETAPP_SET_DHCP_SRV_BASIC_OPT): %d\n", ret);
return 0;
}
/* We don't need TI's web server. */
sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
/* Turning the device off and on for the change to take effect. */
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
osi_Sleep(100);
fprintf(stderr, "AP %s configured\n", cfg->ssid);
return 1;
}
/*!
\brief This function puts the device in its default state. It:
- Set the mode to STATION
- Configures connection policy to Auto and AutoSmartConfig
- Deletes all the stored profiles
- Enables DHCP
- Disables Scan policy
- Sets Tx power to maximum
- Sets power policy to normal
- Unregister mDNS services
\param[in] none
\return On success, zero is returned. On error, negative is returned
*/
static int32_t configureSimpleLinkToDefaultState(char *pConfig){
SlVersionFull ver = {0};
UINT8 val = 1;
UINT8 configOpt = 0;
UINT8 configLen = 0;
UINT8 power = 0;
INT32 retVal = -1;
INT32 mode = -1;
mode = sl_Start(0, pConfig, 0);
/* If the device is not in station-mode, try putting it in station-mode */
if (ROLE_STA != mode){
if (ROLE_AP == mode){
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_AQUIRED(g_Status));
}
/* Switch to STA role and restart */
retVal = sl_WlanSetMode(ROLE_STA);
retVal = sl_Stop(0xFF);
retVal = sl_Start(0, pConfig, 0);
/* Check if the device is in station again */
if (ROLE_STA != retVal){
/* We don't want to proceed if the device is not coming up in station-mode */
return DEVICE_NOT_IN_STATION_MODE;
}
}
/* Get the device's version-information */
configOpt = SL_DEVICE_GENERAL_VERSION;
configLen = sizeof(ver);
retVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &configOpt, &configLen, (unsigned char *)(&ver));
/* Set connection policy to Auto + SmartConfig (Device's default connection policy) */
retVal = sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
/* Remove all profiles */
retVal = sl_WlanProfileDel(0xFF);
/*
* Device in station-mode. Disconnect previous connection if any
* The function returns 0 if 'Disconnected done', negative number if already disconnected
* Wait for 'disconnection' event if 0 is returned, Ignore other return-codes
*/
retVal = sl_WlanDisconnect();
if(0 == retVal){
/* Wait */
while(IS_CONNECTED(g_Status));
}
/* Enable DHCP client*/
retVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
/* Disable scan */
configOpt = SL_SCAN_POLICY(0);
retVal = sl_WlanPolicySet(SL_POLICY_SCAN , configOpt, NULL, 0);
/* Set Tx power level for station mode
Number between 0-15, as dB offset from max power - 0 will set maximum power */
power = 0;
retVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&power);
/* Set PM policy to normal */
retVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
/* TBD - Unregister mDNS services */
retVal = sl_NetAppMDNSUnRegisterService(0, 0);
retVal = sl_Stop(0xFF);
g_Status = 0;
memset(&Recvbuff,0,MAX_RECV_BUFF_SIZE);
memset(&SendBuff,0,MAX_SEND_BUFF_SIZE);
memset(&HostName,0,MAX_HOSTNAME_SIZE);
DestinationIP = 0;;
SockID = 0;
return retVal; /* Success */
}
