/**@brief Function for initialization of LEDs.
*/
static void leds_init(void)
{
nrf_gpio_cfg_output(UPDATE_IN_PROGRESS_LED);
nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, !UPDATE_IN_PROGRESS_LED_ONSTATE);
nrf_gpio_cfg_output(BOOTLOADER_BUTTON_PRESS_LED);
nrf_gpio_pin_write(BOOTLOADER_BUTTON_PRESS_LED, !BOOTLOADER_BUTTON_PRESS_LED_ONSTATE);
}
static gzp_id_req_res_t send_host_id_req(void)
{
gzp_id_req_res_t id_resp;
// Try sending "Host ID" request
id_resp = gzp_id_req_send();
switch(id_resp)
{
case GZP_ID_RESP_REJECTED:
case GZP_ID_RESP_FAILED:
//nrfr_keyboard_led_blink_on(false, 0); // Turn LED off
nrf_gpio_pin_write(PAIRING_FAILED_LED,1);
nrf_gpio_pin_write(PAIRING_SUCCESS_LED,0);
// Reset variables so that pairing restarts from the beginning.
host_id_received = false;
system_addr_received = false;
break;
case GZP_ID_RESP_GRANTED:
// Blink LED if new Host ID received from dongle (pairing success)
//nrfr_keyboard_led_blink_on(true, 2000); // Blink LED for 2 seconds
nrf_gpio_pin_write(PAIRING_FAILED_LED ,0);
nrf_gpio_pin_write(PAIRING_SUCCESS_LED,1);
// Reset variables so that pairing restarts from the beginning.
host_id_received = true;
system_addr_received = true;
break;
case GZP_ID_RESP_PENDING:
default:
break;
}
return id_resp;
}
static void leds_init(void)
{
nrf_gpio_cfg_output(LED1_PININDEX);
nrf_gpio_cfg_output(LED3_PININDEX);
nrf_gpio_pin_write(LED1_PININDEX, !LED1_ONSTATE);
nrf_gpio_pin_write(LED3_PININDEX, !LED3_ONSTATE);
}
/**@brief Writes to the ABC pins which indicate the row number (0-7)
*/
static void Row_Write(uint8_t row) {
//Get the row bits
uint8_t row1 = row & 1, row2 = row & (1 << 1), row3 = row & (1 << 2);
nrf_gpio_pin_write(A, row1);
nrf_gpio_pin_write(B, row2);
nrf_gpio_pin_write(C, row3);
}
/**
* \brief Set the LEDs of the RGB LED unit with last three bits
* \param leds 2nd bit: Red; 1st bit: Blue; 0th bit: Green; Other bits: No effect
* LED will light up if the bit is 1, switch off if bit is 0.
*/
void
leds_arch_set(uint8_t leds) {
/* Invert the input since the LEDs are active low */
leds = ~leds;
nrf_gpio_pin_write(LEDS_CONF_GREEN,(leds & LEDS_GREEN));
nrf_gpio_pin_write(LEDS_CONF_BLUE,(leds & LEDS_BLUE));
nrf_gpio_pin_write(LEDS_CONF_RED,(leds & LEDS_RED));
}
/** @brief Function for Configuring PIN8 and PIN9 as outputs.
*/
static void gpio_config(void)
{
nrf_gpio_cfg_output(GPIO_TOGGLE_TICK_EVENT);
nrf_gpio_cfg_output(GPIO_TOGGLE_COMPARE_EVENT);
nrf_gpio_pin_write(GPIO_TOGGLE_TICK_EVENT, 0);
nrf_gpio_pin_write(GPIO_TOGGLE_COMPARE_EVENT, 0);
}
/*************************************************************************************************
* Function £ºLOS_EvbLedControl
* Discription : Led control function
* Input : (1) index Led's index *
* (2) cmd Led on or off
* Output : None
* Return : None *
* *
**************************************************************************************************/
void LOS_EvbLedControl(int index, int cmd)
{
switch (index)
{
case LOS_LED1:
{
if (cmd == LED_ON)
{
//add you code here.
nrf_gpio_pin_write(17,0);
/*led1 on */
}
else
{
//add you code here.
nrf_gpio_pin_write(17,1);
/*led1 off */
}
break;
}
case LOS_LED2:
{
if (cmd == LED_ON)
{
//add you code here.
/*led2 on */
}
else
{
//add you code here.
/*led2 off */
}
break;
}
case LOS_LED3:
{
if (cmd == LED_ON)
{
//add you code here.
/*led3 on */
}
else
{
//add you code here.
/*led3 off */
}
break;
}
default:
{
break;
}
}
return;
}
static uint8_t read_single_diode(uint16_t chip, uint16_t diode) {
uint16_t value = 0;
nrf_gpio_pin_write(PD_CS_PIN_A, _select[3][0]);
nrf_gpio_pin_write(PD_CS_PIN_B, _select[3][1]);
nrf_delay_us(READ_WAIT);
nrf_gpio_pin_clear(PD_CLOCK_PIN);
nrf_delay_us(READ_WAIT);
nrf_gpio_pin_write(PD_CS_PIN_A, _select[chip][0]);
nrf_gpio_pin_write(PD_CS_PIN_B, _select[chip][1]);
nrf_delay_us(READ_WAIT);
uint16_t commandout = diode;
commandout |= 0x18;
commandout <<= 3;
for (uint16_t i=0; i<5; i++) {
if (commandout & 0x80) {
nrf_gpio_pin_set(PD_MOSI_PIN);
nrf_delay_us(READ_WAIT);
} else {
nrf_gpio_pin_clear(PD_MOSI_PIN);
nrf_delay_us(READ_WAIT);
}
commandout <<= 1;
nrf_gpio_pin_set(PD_CLOCK_PIN);
nrf_delay_us(READ_WAIT);
nrf_gpio_pin_clear(PD_CLOCK_PIN);
nrf_delay_us(READ_WAIT);
}
for (uint16_t i=0; i<12; i++) {
nrf_gpio_pin_set(PD_CLOCK_PIN);
nrf_delay_us(READ_WAIT);
nrf_gpio_pin_clear(PD_CLOCK_PIN);
nrf_delay_us(READ_WAIT);
value <<= 1;
if (nrf_gpio_pin_read(PD_MISO_PIN))
value |= 0x1;
}
value >>= 6;
//printf("Chip %i Diode %i Value %i\n", chip, diode, value);
return (uint8_t) value;
}
/** Set @ref ERROR_PIN to one and enters an infinite loop. This function is called if any of the
* nRF6350 functions fail.
*/
static void show_error(void)
{
nrf_gpio_pin_write(ERROR_PIN, 1);
while(true)
{
}
}
void makeTheCall(void) {
uint32_t err_code;
nrf_gpio_pin_write(LED_FALL_DETECTED,1);
// set timer to execute callLow() after 3 seconds.
err_code = app_timer_start(m_app_call_id, TIMER_3S_SINGLE, NULL);
APP_ERROR_CHECK(err_code);
}
void testLedSet(LED_t led, bool on)
{
switch (led) {
case Green:
nrf_gpio_pin_write(18, on);
break;
case Red:
nrf_gpio_pin_write(19, on);
break;
case Yellow:
nrf_gpio_pin_write(20, on);
break;
}
}
static void qdec_nrfx_gpio_ctrl(bool enable)
{
#if defined(CONFIG_QDEC_ENABLE_PIN)
uint32_t val = (enable)?(0):(1);
nrf_gpio_pin_write(CONFIG_QDEC_ENABLE_PIN, val);
nrf_gpio_cfg_output(CONFIG_QDEC_ENABLE_PIN);
#endif
}
static void qdec_nrfx_gpio_ctrl(bool enable)
{
#if defined(DT_NORDIC_NRF_QDEC_QDEC_0_ENABLE_PIN)
uint32_t val = (enable)?(0):(1);
nrf_gpio_pin_write(DT_NORDIC_NRF_QDEC_QDEC_0_ENABLE_PIN, val);
nrf_gpio_cfg_output(DT_NORDIC_NRF_QDEC_QDEC_0_ENABLE_PIN);
#endif
}
static void service_switch_onoff(uint8_t* data, uint16_t length, const service_characteristic_t* characteristic)
{
if (length > 0 && data[0] != switch_state)
{
switch_state = !!data[0];
nrf_gpio_pin_write(LED, !switch_state);
#if !defined(NRF52)
service_notify(characteristic);
#endif
}
}
/**
* @brief Function for configuring: pin 0 for input, pin 8 for output,
* and configures GPIOTE to give an interrupt on pin change.
*/
static void gpio_init(void)
{
//INIT LED0: Initial state is off.
nrf_gpio_cfg_output(LED_0);
nrf_gpio_cfg_output(LED_1);
nrf_gpio_pin_write(LED_0, 1);
//INIT BUTTON
nrf_gpio_cfg_input(BUTTON_0, NRF_GPIO_PIN_NOPULL);
}
int main(void)
{
ret_code_t err_code;
gpio_init();
err_code = NRF_LOG_INIT(NULL);
APP_ERROR_CHECK(err_code);
clocks_start();
err_code = esb_init();
APP_ERROR_CHECK(err_code);
LEDS_CONFIGURE(LEDS_MASK);
NRF_LOG_DEBUG("Enhanced ShockBurst Transmitter Example running.\r\n");
while (true)
{
NRF_LOG_DEBUG("Transmitting packet %02x\r\n", tx_payload.data[1]);
tx_payload.noack = false;
if (nrf_esb_write_payload(&tx_payload) == NRF_SUCCESS)
{
// Toggle one of the LEDs.
nrf_gpio_pin_write(LED_1, !(tx_payload.data[1]%8>0 && tx_payload.data[1]%8<=4));
nrf_gpio_pin_write(LED_2, !(tx_payload.data[1]%8>1 && tx_payload.data[1]%8<=5));
nrf_gpio_pin_write(LED_3, !(tx_payload.data[1]%8>2 && tx_payload.data[1]%8<=6));
nrf_gpio_pin_write(LED_4, !(tx_payload.data[1]%8>3));
tx_payload.data[1]++;
}
else
{
NRF_LOG_WARNING("Sending packet failed\r\n");
}
nrf_delay_us(50000);
}
}
/** RTC0 interrupt handler.
* Triggered on TICK and COMPARE0 match.
*/
void RTC0_IRQHandler()
{
if ((NRF_RTC0->EVENTS_TICK != 0) && ((NRF_RTC0->INTENSET & RTC_INTENSET_TICK_Msk) != 0))
{
NRF_RTC0->EVENTS_TICK = 0;
nrf_gpio_pin_toggle(GPIO_TOGGLE_TICK_EVENT);
}
if ((NRF_RTC0->EVENTS_COMPARE[0] != 0) && ((NRF_RTC0->INTENSET & RTC_INTENSET_COMPARE0_Msk) != 0))
{
NRF_RTC0->EVENTS_COMPARE[0] = 0;
nrf_gpio_pin_write(GPIO_TOGGLE_COMPARE_EVENT, 1);
}
}
/**
* @brief Function for configuring: pin 0 for input, pin 8 for output,
* and configures GPIOTE to give an interrupt on pin change.
*/
static void gpio_init(void)
{
nrf_gpio_cfg_input(BUTTON_0, BUTTON_PULL);
nrf_gpio_cfg_output(LED_0);
nrf_gpio_pin_write(LED_0, BUTTON_0);
// Enable interrupt:
NVIC_EnableIRQ(GPIOTE_IRQn);
NRF_GPIOTE->CONFIG[0] = (GPIOTE_CONFIG_POLARITY_Toggle << GPIOTE_CONFIG_POLARITY_Pos)
| (0 << GPIOTE_CONFIG_PSEL_Pos)
| (GPIOTE_CONFIG_MODE_Event << GPIOTE_CONFIG_MODE_Pos);
NRF_GPIOTE->INTENSET = GPIOTE_INTENSET_IN0_Set << GPIOTE_INTENSET_IN0_Pos;
}
/**
* main function
* \return 0. int return type required by ANSI/ISO standard.
*/
int main(void)
{
int i;
gpio_init();
gpiote_init();
wdt_init();
//Write the value of RESETREAS to pins 9-15 (LEDs 1-7)
nrf_gpio_pin_write(LED_1, NRF_POWER->RESETREAS & POWER_RESETREAS_RESETPIN_Msk); //Bit A in RESETREAS
nrf_gpio_pin_write(LED_2, NRF_POWER->RESETREAS & POWER_RESETREAS_DOG_Msk); //Bit B in RESETREAS
nrf_gpio_pin_write(LED_3, NRF_POWER->RESETREAS & POWER_RESETREAS_SREQ_Msk); //Bit C in RESETREAS
nrf_gpio_pin_write(LED_4, NRF_POWER->RESETREAS & POWER_RESETREAS_LOCKUP_Msk); //Bit D in RESETREAS
nrf_gpio_pin_write(LED_5, NRF_POWER->RESETREAS & POWER_RESETREAS_OFF_Msk); //Bit E in RESETREAS
nrf_gpio_pin_write(LED_6, NRF_POWER->RESETREAS & POWER_RESETREAS_LPCOMP_Msk); //Bit F in RESETREAS
nrf_gpio_pin_write(LED_7, NRF_POWER->RESETREAS & POWER_RESETREAS_DIF_Msk); //Bit G in RESETREAS
NRF_POWER->RESETREAS = 0xFFFFFFFF; //Clear the RESETREAS register
for(i=0;i<STARTUP_TOGGLE_ITERATIONS;i++)
{
nrf_gpio_pin_toggle(LED_0);
nrf_delay_us(DELAY);
}
while (true)
{
//Blink LED 0 fast until watchdog triggers reset
nrf_gpio_pin_toggle(LED_0);
nrf_delay_us(DELAY/3);
// If SYSTEM_OFF_BUTTON is pressed.. enter System Off mode
if(nrf_gpio_pin_read(SYSTEM_OFF_BUTTON) == BTN_PRESSED)
{
// Clear PORT 1 (pins 8-15)
nrf_gpio_port_clear(NRF_GPIO_PORT_SELECT_PORT1, 0xFF);
// Enter system OFF. After wakeup the chip will be reset, and the program will run from the top
NRF_POWER->SYSTEMOFF = 1;
}
// If SOFTWARE_RESET_BUTTON is pressed.. soft-reset
if(nrf_gpio_pin_read(SOFTWARE_RESET_BUTTON) == BTN_PRESSED)
{
NVIC_SystemReset();
}
}
}
/* CENTRAL: Callback handling NUS Client events.
Handling events from the ble_nus_c module.
This function is called to notify the application of NUS client events.
Parameters: p_ble_nus_c NUS Client Handle. This identifies the NUS client
p_ble_nus_evt Pointer to the NUS Client event.
*/
static void ble_nus_c_evt_handler(ble_nus_c_t * p_ble_nus_c, const ble_nus_c_evt_t * p_ble_nus_evt)
{
uint32_t err_code;
switch (p_ble_nus_evt->evt_type)
{
case BLE_NUS_C_EVT_FOUND_NUS_TX_CHARACTERISTIC:
{
/* TX characteristic found */
break;
}
case BLE_NUS_C_EVT_FOUND_NUS_RX_CHARACTERISTIC:
{
/* RX characteristic found: enable notification on that */
err_code = ble_nus_c_rx_notif_enable(p_ble_nus_c);
APP_ERROR_CHECK(err_code);
break;
}
case BLE_NUS_C_EVT_NUS_RX_EVT:
{
/* send received data from NUS to uart interface */
for (uint32_t i = 0; i < p_ble_nus_evt->data_len; i++)
{
while(app_uart_put( p_ble_nus_evt->p_data[i]) != NRF_SUCCESS);
}
app_uart_put('.');
break;
}
case BLE_NUS_C_EVT_DISCONNECTED:
{
/* clear related connection handle */
active_conn_handles[pending_nus_conn_index] = BLE_CONN_HANDLE_INVALID;
/* reset pending NUS connection index */
pending_nus_conn_index = 0xFF;
/* reset uart */
uart_reset();
/* set "connection" pin as disconnected */
nrf_gpio_pin_write(CONN_PIN_NUMBER, DISCONNECTED_PIN_STATE);
/* send confirmation string */
uart_send_string((uint8_t *)"OK.", 3);
break;
}
}
}
void PingModule::ConnectionPacketReceivedEventHandler(connectionPacket* inPacket, Connection* connection, connPacketHeader* packetHeader, u16 dataLength)
{
//Must call superclass for handling
Module::ConnectionPacketReceivedEventHandler(inPacket, connection, packetHeader, dataLength);
connPacketModule* packet = (connPacketModule*) packetHeader;
switch(packetHeader->messageType)
{
case MESSAGE_TYPE_MODULE_TRIGGER_ACTION:
//Check if our module is meant and we should trigger an action
if(packet->moduleId == moduleId)
{
switch(packet->actionType)
{
case PingModuleTriggerActionMessages::TRIGGER_PING:
// logt("PINGMOD", "Ping request received from %u with data: %d", packetHeader->sender, packet->data[0]);
//Send PING_RESPONSE
connPacketModule outPacket;
outPacket.header.messageType = MESSAGE_TYPE_MODULE_ACTION_RESPONSE;
outPacket.header.sender = node->persistentConfig.nodeId;
outPacket.header.receiver = packetHeader->sender;
outPacket.moduleId = moduleId;
outPacket.actionType = PingModuleActionResponseMessages::PING_RESPONSE;
outPacket.data[0] = packet->data[0];
outPacket.data[1] = packet->data[0];
cm->SendMessageToReceiver(NULL, (u8*)&outPacket, SIZEOF_CONN_PACKET_MODULE + 2, true);
{
int a = cm->connections[0]->GetAverageRSSI();
int b = cm->connections[1]->GetAverageRSSI();
int c = cm->connections[2]->GetAverageRSSI();
int d = cm->connections[3]->GetAverageRSSI();
int sum = -(a+b+c+d);
if(sum == 0)
{
nrf_gpio_pin_write(kPinNumberRed, 0);
nrf_gpio_pin_write(kPinNumberGreen, 0);
nrf_gpio_pin_write(kPinNumberBlue, 0);
} else
if(sum >= 80) {
nrf_gpio_pin_write(kPinNumberRed, 255);
nrf_gpio_pin_write(kPinNumberGreen, 0);
nrf_gpio_pin_write(kPinNumberBlue, 0);
} else
if (sum >= 70) {
nrf_gpio_pin_write(kPinNumberRed, 153);
nrf_gpio_pin_write(kPinNumberGreen, 76);
nrf_gpio_pin_write(kPinNumberBlue, 0);
} else {
nrf_gpio_pin_write(kPinNumberRed, 0);
nrf_gpio_pin_write(kPinNumberGreen, 255);
nrf_gpio_pin_write(kPinNumberBlue, 0);
}
//logt("PINGMOD", "RSSI: [%d] [%d] [%d] [%d] Sum: %d", a, b, c, d, sum);
}
break;
default:
logt("PINGMOD", "PingModuleTriggerActionMessages::TRIGGER_PING: Unknown action: %d", packet->actionType);
break;
}
}
break;
case MESSAGE_TYPE_MODULE_ACTION_RESPONSE:
//Check if our module is meant and we should trigger an action
if(packet->moduleId == moduleId)
{
switch(packet->actionType)
{
case PingModuleActionResponseMessages::PING_RESPONSE:
break;
default:
logt("PINGMOD", "MESSAGE_TYPE_MODULE_ACTION_RESPONSE: Unknown action: %d", packet->actionType);
break;
}
}
break;
}
}
void callLow(void * p_context) {
nrf_gpio_pin_write(LED_FALL_DETECTED,0);
//SaveSnapshot = 1;
do_post_processing = true;
}
/**
* @brief Timer routine for fall & step detection.
*/
void process_step_count(void * p_context)
{
//timer_stop(m_app_timer_id);
reset_wdt();
nrf_gpio_pin_toggle(LED_RESETTING);
if (NRF_NVMC->READY == NVMC_READY_READY_Busy)
{
// Do not interfere if flash write is ongoing.
return;
}
if (SaveSnapshot == 1)
{
nrf_gpio_pin_set(LED_RESETTING);
return;
}
if (ReadBigSnapshot == 1)
return;
// store snapshot
readSensorsAndStore();
//process activity levels
updateAverages();
curr_sv = latestResultant();
if (BLESessionActive == 1)
return;
if (curr_sv < getPerso()->freefall_threshold) {
zero_g_detected = true;
}
// if ( checkOrientation() == ORIENTATION_STANDING){
// if (curr_sv < getPerso()->freefall_threshold){
// zero_g_detected = true;
// }
// }
// else if (checkOrientation() == ORIENTATION_NOT_STANDING)
// {
// if (curr_sv < NOT_STANDING_FREEFALL_THRESHOLD_DEFAULT){
// zero_g_detected = true;
// }
// }
else {
zero_g_detected = false;
}
//zero_g_detected = fd_check_zero_g();
if (zero_g_detected == true)
{
nrf_gpio_pin_write(LED_OTHER,1);
// if (count == 0)
accel_get_angles(&xAngleBeforeImpact, &yAngleBeforeImpact);
count = getPerso()->fall_detection_window;
}
if (count > 0)
{
count--;
fall_detected = fd_check_for_impact(curr_sv);
if (fall_detected == 0xFF)
{
accel_get_angles(&xAngleAfterImpact, &yAngleAfterImpact);
// if (abs(xAngleAfterImpact - xAngleBeforeImpact) >= getPerso()->x_angle_threshold &&
// abs(yAngleAfterImpact - yAngleBeforeImpact) >= getPerso()->y_angle_threshold)
{
ClearDataBuffer = ClearSnapshots = SetTimestamp = 0;
// backupRawData();
do_post_processing = true;
emergencyCall = 1;
zero_g_detected = false;
fall_detected = 0;
count = 0;
}
}
}
if (count == 0)
nrf_gpio_pin_write(LED_OTHER,0);
/*
else
{
// detect if step occurred
if (detect_step(xRaw,yRaw,zRaw)==1)
{
nSteps++;
}
}
*/
}
void lights(){
nrf_gpio_pin_write(21,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(25,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(23,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(19,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(18,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(12,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(10,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(9,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(30,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(28,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(29,0);
nrf_delay_ms(500);
nrf_gpio_pin_write(22,0);
nrf_delay_ms(1000);
}
// called on a timer to scan rows out
void jswrap_microbit_display_callback() {
microbitRow++;
if (microbitRow>2) microbitRow=0;
int n = microbitRow*9;
uint32_t s = ~microbitLEDState;
nrf_gpio_pin_clear(MB_LED_ROW1);
nrf_gpio_pin_clear(MB_LED_ROW2);
nrf_gpio_pin_clear(MB_LED_ROW3);
nrf_gpio_pin_write(MB_LED_COL1, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL2, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL3, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL4, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL5, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL6, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL7, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL8, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_COL9, s & (1 << MB_LED_MAPPING[n++]));
nrf_gpio_pin_write(MB_LED_ROW1, microbitRow==0);
nrf_gpio_pin_write(MB_LED_ROW2, microbitRow==1);
nrf_gpio_pin_write(MB_LED_ROW3, microbitRow==2);
}
/**@brief Function for bootloader main entry.
*/
int main(void)
{
uint32_t err_code;
bool dfu_start = false;
bool app_reset = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);
if (app_reset)
{
NRF_POWER->GPREGRET = 0;
}
leds_init();
// This check ensures that the defined fields in the bootloader corresponds with actual
// setting in the chip.
APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);
// Initialize.
timers_init();
buttons_init();
(void)bootloader_init();
if (bootloader_dfu_sd_in_progress())
{
nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, UPDATE_IN_PROGRESS_LED_ONSTATE);
err_code = bootloader_dfu_sd_update_continue();
APP_ERROR_CHECK(err_code);
ble_stack_init(!app_reset);
scheduler_init();
err_code = bootloader_dfu_sd_update_finalize();
APP_ERROR_CHECK(err_code);
nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, !UPDATE_IN_PROGRESS_LED_ONSTATE);
}
else
{
// If stack is present then continue initialization of bootloader.
ble_stack_init(!app_reset);
scheduler_init();
}
dfu_start = app_reset;
dfu_start |= ((nrf_gpio_pin_read(BOOTLOADER_BUTTON) == BOOTLOADER_BUTTON_ONSTATE) ? true: false);
// If button is held down for 3 seconds, don't start bootloader.
// This means that we go straight to Espruino, where the button is still
// pressed and can be used to stop execution of the sent code.
if (dfu_start) {
nrf_gpio_pin_write(BOOTLOADER_BUTTON_PRESS_LED, BOOTLOADER_BUTTON_PRESS_LED_ONSTATE);
int count = 3000;
while (nrf_gpio_pin_read(BOOTLOADER_BUTTON) == BOOTLOADER_BUTTON_ONSTATE && count) {
nrf_delay_us(999);
count--;
}
if (!count)
dfu_start = false;
nrf_gpio_pin_write(BOOTLOADER_BUTTON_PRESS_LED, !BOOTLOADER_BUTTON_PRESS_LED_ONSTATE);
}
if (dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START))) {
nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, UPDATE_IN_PROGRESS_LED_ONSTATE);
// Initiate an update of the firmware.
err_code = bootloader_dfu_start();
APP_ERROR_CHECK(err_code);
nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, !UPDATE_IN_PROGRESS_LED_ONSTATE);
}
if (bootloader_app_is_valid(DFU_BANK_0_REGION_START) && !bootloader_dfu_sd_in_progress())
{
// Select a bank region to use as application region.
// @note: Only applications running from DFU_BANK_0_REGION_START is supported.
bootloader_app_start(DFU_BANK_0_REGION_START);
}
NVIC_SystemReset();
}
void jshPinSetValue(Pin pin, bool value)
{
nrf_gpio_pin_write((uint32_t)pinInfo[pin].pin, value);
}
/**
* @brief Function for application main entry.
*/
int main(void)
{
// Configure pins 8-15 (Port1) as outputs
nrf_gpio_range_cfg_output(8, 15);
nrf_gpio_port_clear(NRF_GPIO_PORT_SELECT_PORT1, 0XFF);
// Configure motion interrupt pin
nrf_gpio_cfg_input(MOTION_INTERRUPT_PIN_NUMBER, NRF_GPIO_PIN_PULLDOWN);
gpiote_init();
if (adns2080_init() != ADNS2080_OK)
{
// ADNS2080 init failed, set rightmost LED on.
nrf_gpio_pin_write(15, 1);
while (true)
{
// Do nothing.
}
}
// By default, ADNS2080 motion interrupt output is active low, edge sensitive; make it active high.
if (adns2080_motion_interrupt_set(ADNS2080_MOTION_OUTPUT_POLARITY_HIGH, ADNS2080_MOTION_OUTPUT_SENSITIVITY_LEVEL) != ADNS2080_OK)
{
nrf_gpio_pin_write(14, 1);
while (true)
{
// Do nothing.
}
}
// Read out movement to clear ADNS2080 interrupt flags.
if (adns2080_is_motion_detected())
{
int16_t dummy;
adns2080_movement_read(&dummy, &dummy);
}
// Enable GPIOTE interrupt in Nested Vector Interrupt Controller.
NVIC_EnableIRQ(GPIOTE_IRQn);
// Enable global interrupts.
__enable_irq();
while(true)
{
if (motion_interrupt_detected)
{
// Toggle pin 12 to indicate that we've detected motion interrupt.
nrf_gpio_pin_toggle(12);
motion_interrupt_detected = false;
// On our Nordic reference design PCB, the chip orientation is not the same as in the ADNS2080
// datasheet diagram, so X and Y axis are reversed. This is corrected by passing the pointer
// parameters in reversed order. */
adns2080_movement_read(&m_delta_y, &m_delta_x);
// If movement delta_x is above the threshold, the LEDs light up accordingly. When the mouse is moved
// to the left, LEDs 1 through 4 are lit and when the mouse is moved right, LEDs 5 through 8 are lit.
if (m_delta_x > MOUSE_MOVEMENT_THRESHOLD)
{
nrf_gpio_port_write(NRF_GPIO_PORT_SELECT_PORT1, 0xF0);
}
else if (m_delta_x < (-MOUSE_MOVEMENT_THRESHOLD))
{
nrf_gpio_port_write(NRF_GPIO_PORT_SELECT_PORT1, 0x0F);
}
else
{
nrf_gpio_port_clear(NRF_GPIO_PORT_SELECT_PORT1, 0xFF);
}
}
}
}
static int uarte_instance_init(struct device *dev,
const struct uarte_init_config *config,
u8_t interrupts_active)
{
int err;
NRF_UARTE_Type *uarte = get_uarte_instance(dev);
struct uarte_nrfx_data *data = get_dev_data(dev);
nrf_gpio_pin_write(config->pseltxd, 1);
nrf_gpio_cfg_output(config->pseltxd);
nrf_gpio_cfg_input(config->pselrxd, NRF_GPIO_PIN_NOPULL);
nrf_uarte_txrx_pins_set(uarte,
config->pseltxd,
config->pselrxd);
if (config->hwfc == NRF_UARTE_HWFC_ENABLED) {
nrf_gpio_pin_write(config->pselrts, 1);
nrf_gpio_cfg_output(config->pselrts);
nrf_gpio_cfg_input(config->pselcts, NRF_GPIO_PIN_NOPULL);
nrf_uarte_hwfc_pins_set(uarte,
config->pselrts,
config->pselcts);
}
/* Configure flow control and parity checking */
nrf_uarte_configure(uarte,
config->parity,
config->hwfc);
err = baudrate_set(dev, config->baudrate);
if (err) {
return err;
}
/* Enable receiver and transmitter */
nrf_uarte_enable(uarte);
nrf_uarte_event_clear(uarte, NRF_UARTE_EVENT_ENDRX);
nrf_uarte_rx_buffer_set(uarte, &data->rx_data, 1);
nrf_uarte_task_trigger(uarte, NRF_UARTE_TASK_STARTRX);
#if UARTE_INTERRUPT_DRIVEN
if (interrupts_active) {
/* Set ENDTX event by requesting fake (zero-length) transfer.
* Pointer to RAM variable (data->tx_buffer) is set because
* otherwise such operation may result in HardFault or RAM
* corruption.
*/
nrf_uarte_tx_buffer_set(uarte, data->tx_buffer, 0);
nrf_uarte_task_trigger(uarte, NRF_UARTE_TASK_STARTTX);
/* switch off transmitter to save an energy */
nrf_uarte_task_trigger(uarte, NRF_UARTE_TASK_STOPTX);
}
#endif /* UARTE_INTERRUPT_DRIVEN */
return 0;
}
/**@brief Writes to the Color 2 pins which indicate the LED color for the last 8 rows
*/
static void Color2_Write(uint8_t rgb) {
uint8_t blue = rgb & 1, green = rgb & (1 << 1), red = rgb & (1 << 2);
nrf_gpio_pin_write(R2, red);
nrf_gpio_pin_write(G2, green);
nrf_gpio_pin_write(B2, blue);
}
