static bool usbVcpFlush(vcpPort_t *port)
{
uint32_t count = port->txAt;
port->txAt = 0;
if (count == 0) {
return true;
}
if (!usbIsConnected() || !usbIsConfigured()) {
return false;
}
uint32_t start = millis();
uint8_t *p = port->txBuf;
uint32_t txed = 0;
while (count > 0) {
txed = CDC_Send_DATA(p, count);
count -= txed;
p += txed;
if (millis() - start > USB_TIMEOUT) {
break;
}
}
return count == 0;
}
void CDC_TestSend(void) {
if (USB_PacketSent) {
int tCount = snprintf(StringBuffer, sizeof StringBuffer, "Test %p", &StringBuffer[0]);
CDC_Send_DATA((uint8_t *) &StringBuffer[0], tCount);
delayMillis(100);
}
}
/**
* @brief Send a string over the VCOM port
* @details Sends a string over the VCOM port. The string
* must be less than 255 characters and terminated by '\0'
*
* @param data String to send
*/
void vcom_send(char *data) {
//calculate string length
uint8_t str_len = strlen(data);
//send data
CDC_Send_DATA((uint8_t *)data, str_len);
}
void cliPrint(char *str)
{
uint32_t len;
uint32_t oldTxed;
uint32_t start;
uint32_t txed;
if (!(usbIsConnected() && usbIsConfigured()) || !str)
{
return;
}
len = strlen(str);
txed = 0;
oldTxed = 0;
start = millis();
while (txed < len && (millis() - start < USB_TIMEOUT))
{
txed += CDC_Send_DATA((uint8_t*)str + txed, len - txed);
if (oldTxed != txed)
{
start = millis();
}
oldTxed = txed;
}
}
void vDebugTask (void *pvParameters)
{
int Res;
char strMsgDebug[64];
#ifdef DEBUG_OUTPUT_USART
InitUSART(UART_DBG, DBG_BAUDRATE);
InitDMA(UART_DBG);
#endif
while(1)
{
LED_TOGGLE;
Res = HandlerCompass(strMsgDebug);
strcat(strMsgDebug, "\r\n");
if(!(Res)) {
#ifdef DEBUG_OUTPUT_USART
USART_Write(UART_DBG, strMsgDebug, strlen(strMsgDebug));
#endif
#ifdef DEBUG_OUTPUT_USB
if(bDeviceState == CONFIGURED) {
CDC_Send_DATA ((unsigned char *)strMsgDebug, strlen(strMsgDebug));
NVIC_EnableIRQ(USB_LP_CAN1_RX0_IRQn);
}
#endif
}
_delay_ms(1000);
}
}
/*******************************************************************************
* Function Name : main.
* Descriptioan : Main routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int main(void)
{
int i;
/* Set the Vector Table base adress at 0x8004000 */
NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x4000);
// Disable JTAG not the SWD
RCC_APB2PeriphClockCmd( RCC_APB2Periph_AFIO , ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
Set_System();
Set_USBClock();
USB_Interrupts_Config();
USB_Init();
for(i = 0; i < 27; i++) TestBuffer[i] = i % 9;
while (1)
{
if (bDeviceState == CONFIGURED)
{
//CDC_Send_DATA ((unsigned char*)TestBuffer,27);
//Delay(0xFFF);
CDC_Receive_DATA();
// Check to see if we have data yet
if (Receive_length != 0)
{
if (packet_sent == 1)
CDC_Send_DATA ((unsigned char*)Receive_Buffer,Receive_length);
Receive_length = 0;
}
}
}
}
void RadioStart()
{
bool bTX = false;
BoardInit( );
GreenLedBlink();
RedLedBlink();
Radio = RadioDriverInit();
Radio->Init();
Radio->StartRx( );
while(1)
{
switch(Radio->Process())
{
case RF_RX_DONE:
Radio->GetRxPacket( Buffer, ( uint16_t* )&BufferSize );
if( BufferSize > 0 )
{
if (bDeviceState == CONFIGURED)
{
if (packet_sent == 1)
{
CDC_Send_DATA ((unsigned char*)Buffer,BufferSize);
}
}
}
GreenLedBlink();
Radio->StartRx( );
break;
case RF_TX_DONE:
RedLedBlink();
Radio->StartRx( );
bTX = false;
break;
default:
if (bDeviceState == CONFIGURED)
{
if(bTX) break;
if (Receive_length != 0)
{
Radio->SetTxPacket( (unsigned char*)Receive_Buffer,Receive_length );
CDC_Receive_DATA();
Receive_length = 0;
bTX = true;
}
}
break;
}
}
}
int _write(int file, char *ptr, int len) {
if(bDeviceState == CONFIGURED) {
uint32_t timeout=180000;
while((!packet_sent) && timeout--) {}
// if loop quit without timeout, success
if(timeout) {
if(len>63) {
uint8_t packetNo, finalPacket, i;
packetNo = len/64;
finalPacket = len;
for(i=0;i<packetNo;i++) {
CDC_Send_DATA((uint8_t*)ptr, 63);
finalPacket -= 63;
ptr += 63;
timeout=180000;
while(packet_sent==0 && timeout--);
if(timeout==0)
{
bDeviceState = UNCONNECTED;
return len;
}
}
CDC_Send_DATA((uint8_t*)ptr,finalPacket);
return len;
}
else {
CDC_Send_DATA((uint8_t*)ptr,len);
return len;
}
}
// loop quit because of timeout, fail
else {
return -1;
}
}
else {
return len;
}
}
/*********************************************************************************************
Function name : VCP_PutStr
Author : Grant Phillips
Date Modified : 10/04/2014
Compiler : Keil ARM-MDK (uVision V4.70.0.0)
Description : Prints a string to the Virtual COM Port
Special Note(s) : NONE
Parameters : str - string (char array) to print
Return value : NONE
*********************************************************************************************/
void VCP_PutStr(char *str)
{
/*
if (packet_sent == 1) //make sure previous data has been sent
CDC_Send_DATA((unsigned char*)str, strlen(str));
*/
while(packet_sent != 1) //make sure previous data has been sent
{}
CDC_Send_DATA((unsigned char*)str, strlen(str));
}
void usbPrint(serialPort_t *instance, uint8_t c)
{
uint32_t txed;
uint32_t start = millis();
if (!(usbIsConnected() && usbIsConfigured())) {
return;
}
do {
txed = CDC_Send_DATA((uint8_t*)&c, 1);
} while (txed < 1 && (millis() - start < USB_TIMEOUT));
}
void sendROSData(char ID, int data1, int data2, float data3)
{
struct ROSDataDef ROSDataValues;//Initialization of the structure
struct ROSDataDef *ROSDataValuesPtr;
ROSDataValuesPtr = &ROSDataValues;
//Asignment of the values of each member of the struct
ROSDataValues.ID = ID;
ROSDataValues.data1 = data1;
ROSDataValues.data2 = data2;
ROSDataValues.data3 = data3;
if(bDeviceState == CONFIGURED)
{
CDC_Send_DATA((uint8_t*)ROSDataValuesPtr,13); // 9 bytes is the length of the struct
}
}
uint8_t * CDC_Loopback(void) {
if (bDeviceState == CONFIGURED) {
CDC_Receive_DATA();
if (USB_PacketReceived) {
USB_PacketReceived = false;
if (USB_ReceiveLength >= CDC_RX_BUFFER_SIZE) {
// adjust for trailing string delimiter
USB_ReceiveLength--;
}
USB_ReceiveBuffer[USB_ReceiveLength] = '\0';
if (USB_PacketSent) {
CDC_Send_DATA((unsigned char*) USB_ReceiveBuffer, USB_ReceiveLength);
}
return &USB_ReceiveBuffer[0];
}
}
return NULL ;
}
void SysTick_Handler(void)
{
uint8_t Delay_Ticks = 1;
uint8_t* Buf;
uint32_t idx;
if (Freq == 20)
{
Delay_Ticks = 100;
}
if (Freq == 2000)
{
Delay_Ticks = 1;
}
DataReady ++;
if (DataReady >= Delay_Ticks)
{
STM_EVAL_LEDOn(LED3);
Demo_GyroReadAngRate((float*)Buffer);
Demo_CompassReadMag((float*)MagBuffer);
Demo_CompassReadAcc((float*)AccBuffer);
Buf = (uint8_t*)Buffer;
for(idx = 0; idx < 12; idx++)
Send_Buffer[idx] = Buf[idx];
Buf = (uint8_t*)MagBuffer;
for(idx = 12; idx < 24; idx++)
Send_Buffer[idx] = Buf[idx-12];
Buf = (uint8_t*)AccBuffer;
for(idx = 24; idx < 36; idx++)
Send_Buffer[idx] = Buf[idx-24];
Buf = (uint8_t*)ADC_Result;
for(idx = 36; idx < 54; idx++)
Send_Buffer[idx] = Buf[idx-36];
CDC_Send_DATA ((unsigned char*)Send_Buffer,54);
DataReady = 0;
STM_EVAL_LEDOff(LED3);
}
}
void usbIface::writeBytes( void ) {
uint8_t byte;
uint8_t buf[64];
uint8_t cnt = 0;
if(!(GetEPTxStatus(ENDP1)==EP_TX_VALID)) {
while ( !m_out->isempty() && cnt < 64 ) {
m_out->dequeue( &byte );
buf[cnt] = byte;
cnt++;
}
CDC_Send_DATA(buf, cnt);
}
/*
if(!(GetEPTxStatus(ENDP1)==EP_TX_VALID) && !m_out->isempty()) {
m_out->dequeue( &byte ); // Not checking for errors this is bad
CDC_Send_DATA(&byte, 1);
}
*/
}
static void usbVcpWriteBuf(serialPort_t *instance, void *data, int count)
{
UNUSED(instance);
if (!(usbIsConnected() && usbIsConfigured())) {
return;
}
uint32_t start = millis();
for (uint8_t *p = data; count > 0; ) {
uint32_t txed = CDC_Send_DATA(p, count);
count -= txed;
p += txed;
if (millis() - start > USB_TIMEOUT) {
break;
}
}
}
static bool usbVcpFlush(vcpPort_t *port)
{
uint8_t count = port->txAt;
port->txAt = 0;
if (count == 0) {
return true;
}
if (!usbIsConnected() || !usbIsConfigured()) {
return false;
}
uint32_t txed;
uint32_t start = millis();
do {
txed = CDC_Send_DATA(port->txBuf, count);
} while (txed != count && (millis() - start < USB_TIMEOUT));
return txed == count;
}
/*******************************************************************************
* Function Name : main.
* Descriptioan : Main routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int main(void)
{
Set_System();
Set_USBClock();
USB_Interrupts_Config();
USB_Init();
while (1)
{
if (bDeviceState == CONFIGURED)
{
CDC_Receive_DATA();
/*Check to see if we have data yet */
if (Receive_length != 0)
{
if (packet_sent == 1)
CDC_Send_DATA ((unsigned char*)Receive_Buffer,Receive_length);
Receive_length = 0;
}
}
}
}
int main()
{
__disable_irq();
// ------------------------------------------------------------------
// Desc: System Clk Config
//
// HCLK = PCLK2 = SYSCLK = 72M
// PCLK1 = 36M
// ------------------------------------------------------------------
SystemInit();
// SysTick_Config(SystemCoreClock / 1000);
#if 0
// ------------------------------------------------------------------
// Desc: CLK OUTPUT for measure
// ------------------------------------------------------------------
//PA8 alternate mode
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource8, GPIO_AF_0);
RCC_MCOConfig(RCC_MCOSource_PLLCLK,RCC_MCOPrescaler_1);
// while(1);
#endif
// ------------------------------------------------------------------
// Desc: Debug
// ------------------------------------------------------------------
DebugInit();
// d_printf("UART debug Init OK\r\n");
// ------------------------------------------------------------------
// Desc: ILX511 CLK ON
// ------------------------------------------------------------------
#if 1
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(GPIOB, &GPIO_InitStructure);
}
#endif
#if 0
ILX_Init();
__enable_irq();
ILX_CLKOn();
delay_nms(50);//CCD power up
ConvertOn();
#endif
#if 0
d_printf("\r\n-------------------\r\n");
{
uint32_t i;
for(i=32;i<2048+32;i++)
d_printf("0x%04X ",data[i]);
}
#endif
#if 0
USBInit();
#endif
#if 0
while (1)
{
if (bDeviceState == CONFIGURED)
{
CDC_Receive_DATA();
if (Receive_length != 0)
{
if (packet_sent == 1)
CDC_Send_DATA ((unsigned char*)Receive_Buffer,Receive_length);
Receive_length = 0;
}
}
}
#endif
while(1);
return 0;
}
/* State machine */
void Ptx_Process(Ptx_Control *ptp)
{
switch (ptp->state)
{
case PTX_WAIT_RQST:
if (ptp->curr_rqst) /* if a request is pending */
{
if (ptp->curr_rqst->type == PTX_CTRL_CH_RQST)
{
CDC_Send_DATA(&(ptp->curr_rqst->data), 1);
Ptx_Ckout_Curr_Rqst(ptp);
}
else if (ptp->curr_rqst->type == PTX_CMD_RQST)
{
uint8_t cmd[3];
cmd[0] = HASH;
cmd[1] = ptp->curr_rqst->data;
cmd[2] = ~(ptp->curr_rqst->data);
CDC_Send_DATA(cmd, 3);
ptp->state = PTX_WAIT_ACK;
}
else if (ptp->curr_rqst->type == PTX_PKG_RQST)
{
uint8_t header[2];
header[0] = SOH;
header[1] = *(ptp->sec_num);
CDC_Send_DATA(header, 2);
ptp->state = PTX_WAIT_1ST_SYN;
};
};
break;
case PTX_WAIT_ACK:
if (Prx_Ctrl_Ch_Avail(&c_prx))
{
uint8_t ctrl_ch = Prx_Get_Ctrl_Ch(&c_prx);
if ( ctrl_ch == ACK )
{
if (ptp->curr_rqst->type == PTX_PKG_RQST)
(*(ptp->sec_num))++;
Ptx_Ckout_Curr_Rqst(ptp);
};
ptp->state = PTX_WAIT_RQST;
};
break;
case PTX_WAIT_1ST_SYN:
if (Prx_Ctrl_Ch_Avail(&c_prx))
{
uint8_t header[3];
uint8_t *header_p = header;
uint8_t n = Prx_Get_Ctrl_Ch(&c_prx);
if ( n == NAK )
{
ptp->state = PTX_WAIT_RQST;
break;
};
if (ptp->curr_rqst->pkg.length == 256) /* a 256 length is represented by a zero */
header[0] = 0;
else
header[0] = ptp->curr_rqst->pkg.length;
header[1] = ptp->curr_rqst->pkg.opts;
header[2] = ptp->curr_rqst->pkg.ptsf;
CDC_Send_DATA(header, 3);
for (n = 3; n; n--, header_p++)
ptp->cksum += *header_p;
ptp->curr_rqst->sent_data_num = 0;
ptp->state = PTX_WAIT_2ND_SYN;
};
break;
case PTX_WAIT_2ND_SYN:
if (Prx_Ctrl_Ch_Avail(&c_prx))
{
uint8_t n = Prx_Get_Ctrl_Ch(&c_prx);
uint8_t data_length;
uint8_t *data_p = &(ptp->curr_rqst->pkg.data[ptp->curr_rqst->sent_data_num]); /* points to the first byte to be sent */
if ( n == NAK )
{
ptp->state = PTX_WAIT_RQST;
break;
};
if ( (ptp->curr_rqst->pkg.length - ptp->curr_rqst->sent_data_num) >= VCP_BUF_OUT_LEN ) /* if ( (pkg.length - sent_data_num) >= VCP_BUF_OUT_LEN */
{
data_length = VCP_BUF_OUT_LEN;
CDC_Send_DATA(data_p, VCP_BUF_OUT_LEN);
ptp->curr_rqst->sent_data_num += VCP_BUF_OUT_LEN;
}
else
{
data_length = ptp->curr_rqst->pkg.length - ptp->curr_rqst->sent_data_num;
CDC_Send_DATA(data_p, data_length);
ptp->curr_rqst->sent_data_num += data_length;
};
for (n = data_length; n; n--, data_p++)
ptp->cksum += *data_p;
if (ptp->curr_rqst->sent_data_num < ptp->curr_rqst->pkg.length)
break;
ptp->state = PTX_WAIT_3RD_SYN;
};
break;
case PTX_WAIT_3RD_SYN:
if (Prx_Ctrl_Ch_Avail(&c_prx))
{
uint8_t n = Prx_Get_Ctrl_Ch(&c_prx);
if ( n == NAK )
{
ptp->state = PTX_WAIT_RQST;
break;
};
CDC_Send_DATA(&ptp->cksum, 1);
ptp->cksum = 0;
ptp->state = PTX_WAIT_ACK;
};
};
}
