void vBlinkerRequest(uint8_t cmd) { switch (cmd & CMD_MASK) { case CMD_LED_ON: switch (cmd & LED_MASK) { case LED_RED: LED_RED_ON(); break; case LED_GREEN: LED_GREEN_ON(); break; case LED_BLUE: LED_BLUE_ON(); break; case LED_ALL: LEDS_ON(); break; } break; case CMD_LED_OFF: switch (cmd & LED_MASK) { case LED_RED: LED_RED_OFF(); break; case LED_GREEN: LED_GREEN_OFF(); break; case LED_BLUE: LED_BLUE_OFF(); break; case LED_ALL: LEDS_OFF(); break; } break; case CMD_LED_TOGGLE: switch (cmd & LED_MASK) { case LED_RED: LED_RED_TOGGLE(); break; case LED_GREEN: LED_GREEN_TOGGLE(); break; case LED_BLUE: LED_BLUE_TOGGLE(); break; case LED_ALL: LED_RED_TOGGLE(); LED_GREEN_TOGGLE(); LED_BLUE_TOGGLE(); break; } break; } }
static void vMacTask(void* pvParameters) { uint16_t rx_count; uint8_t event; vInitMac(); for (;;) { vStartRx(); rx_count = 0; while ( xQueueReceive(xEvent, &event, 15000) == pdTRUE) { if (event == EVENT_FRAME_RECEIVED) { rx_count ++; LED_GREEN_ON(); vParseFrame(); LED_GREEN_OFF(); } if (rx_count == 128) { break; } } LED_RED_TOGGLE(); } }
/*------------------------PIT Handler---------------------------*/ void PIT_IRQHandler(void) { if(PIT->CHANNEL[0].TFLG!=0) // Check Interrupt Timer0 Flag { LED_GREEN_TOGGLE(); //Toggle led green after 2s } if(PIT->CHANNEL[1].TFLG!=0) // Check Interrupt Timer1 Flag { LED_RED_TOGGLE(); //Toggle led red after 4s } PIT->CHANNEL[0].TFLG = 1UL; // Clear Interrupt Timer0 Flag PIT->CHANNEL[1].TFLG = 1UL; // Clear Interrupt Timer1 Flag }
uint16_t char_rx(uint8_t c) { LED_GREEN_TOGGLE(); if (c=='t' || c=='l') { LED_RED_TOGGLE(); // copy received character to cmd variable. cmd = c; // return not zero to wake up the CPU. return 1; } else { LED_BLUE_TOGGLE(); // if not a valid command don't wake the CPU up. return 0; } }
int main(void) { //设置NVIC中断分组2位抢占优先级,2位响应优先级 NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2) ; Ticker_Configuration(); LED_Configuration(); USART2_Configuration(); delay_init(); //Do_Loop_LED_Test(); //Do_Loop_Motor_Test(); //DISABLE_FOLLOWING_CODE(1); //主控通信控制器初始化 Maincontrol_Configuration(); Encoder_Configuration(); Encoder_Start(); //速度采样控制器初始化 TIM2_Configuration(5); TIM2_Start(); //电流检测 ADC_Configuration(); //电机初始化 Motor_Init(); while (1) { delay_ms(200); LED_RED_TOGGLE(); LED_GREEN_TOGGLE(); } }
int main (void) { WDTCTL = WDTPW+WDTHOLD; // Stop watchdog timer set_mcu_speed_xt2_mclk_8MHz_smclk_1MHz(); set_aclk_div(1); LEDS_INIT(); LEDS_OFF(); uart0_init(UART0_CONFIG_1MHZ_115200); printf("\n-----------------------------------\n"); printf("TDMA_NODE test\r\n"); eint(); mac_init(0); mac_set_access_allowed_cb(mac_ready); printf("*** I'm %u ***\n", node_addr); uint8_t dodo = 'a'; while(1) { if (mac_is_access_allowed()) { mac_payload[0] = dodo; mac_send(); dodo++; if (dodo>'z')dodo='a'; LED_RED_TOGGLE(); } LPM3; } return 0; }
/** * The main function. */ int main( void ) { uint8_t i; uint8_t length; /* Stop the watchdog timer. */ WDTCTL = WDTPW + WDTHOLD; /* Setup MCLK 8MHz and SMCLK 1MHz */ set_mcu_speed_xt2_mclk_8MHz_smclk_1MHz(); /* Enable Interrupts */ eint(); LEDS_INIT(); LEDS_ON(); uart0_init(UART0_CONFIG_1MHZ_115200); printf("CC2420 RX test program with address recognition and acknowledge frames\r\n"); cc2420_init(); cc2420_io_sfd_register_cb(sfd_cb); cc2420_io_sfd_int_set_falling(); cc2420_io_sfd_int_clear(); cc2420_io_sfd_int_enable(); uint8_t src_pan_id[2] = {0x22,0x00}; uint8_t src_addr[2] = {0x11,0x11}; while ( (cc2420_get_status() & 0x40) == 0 ); // waiting for xosc being stable cc2420_set_panid(src_pan_id); // save pan id in ram cc2420_set_shortadr(src_addr); // save short address in ram printf("CC2420 initialized\r\n"); LEDS_OFF(); while(1) { cc2420_cmd_idle(); cc2420_cmd_flushrx(); cc2420_cmd_rx(); while (flag == 0) ; micro_delay(0xFFFF); flag = 0; LED_GREEN_TOGGLE(); cc2420_fifo_get(&length, 1); if ( length < 128 ) { cc2420_fifo_get(rxframe, length); // check CRC if ( (rxframe[length-1] & 0x80) != 0 ) { printf("Frame received with rssi=%ddBm:\r\n", ((signed int)((signed char)(rxframe[length-2])))-45); LED_BLUE_TOGGLE(); // ignore 11 first bytes (fcf,seq,addr) and the 2 last ones (crc) for (i=11; i<length-2; i++) { printf("%c",rxframe[i]); } printf("\r\n\n"); } else { printf("CRC non OK, erreur de transmission?\n"); printf("\r\n"); LED_RED_TOGGLE(); } } } return 0; }
uint16_t alarm(void) { LED_RED_TOGGLE(); LED_BLUE_TOGGLE(); LED_GREEN_TOGGLE(); return 0; }
/** * The main function. */ int main( void ) { /* Stop the watchdog timer. */ WDTCTL = WDTPW + WDTHOLD; /* Setup MCLK 8MHz and SMCLK 1MHz */ set_mcu_speed_xt2_mclk_8MHz_smclk_1MHz(); /* Enable Interrupts */ eint(); LEDS_INIT(); LEDS_ON(); uart0_init(UART0_CONFIG_1MHZ_115200); printf("CC2420 TX test program with address recognition and acknowledge frames\r\n"); cc2420_init(); cc2420_io_sfd_register_cb(sfd_cb); cc2420_io_sfd_int_set_falling(); cc2420_io_sfd_int_clear(); cc2420_io_sfd_int_enable(); cc2420_set_txpower(CC2420_2_45GHz_TX_0dBm); uint8_t fcf[2] = {0x21, 0x88}; /* -> 00100001 10001000 -> reverse of bits for each byte -> 10000100 00010001 -> ack bit = 1 (6th bit), Frame type = 001 (don't forget to read from right to left) */ uint8_t seq_numb = 0x01; uint8_t dest_pan_id[2] = {0x22, 0x00}; uint8_t dest_addr[2] = {0x11, 0x11}; uint8_t src_pan_id[2] = {0x22, 0x01}; uint8_t src_addr[2] = {0x11, 0x12}; while ( (cc2420_get_status() & 0x40) == 0 ); // waiting for xosc being stable cc2420_set_panid(src_pan_id); // save pan id in ram cc2420_set_shortadr(src_addr); // save short address in ram printf("CC2420 initialized\r\n"); LEDS_OFF(); while (1) { cc2420_cmd_idle(); cc2420_cmd_flushtx(); txlength = sprintf((char *)txframe, "Hello World #%i", seq_numb); printf("Sent : %s of length %d\r\n", txframe,txlength); txlength += 13; cc2420_fifo_put(&txlength, 1); cc2420_fifo_put(fcf, 2); cc2420_fifo_put(&seq_numb, 1); cc2420_fifo_put(dest_pan_id, 2); cc2420_fifo_put(dest_addr, 2); cc2420_fifo_put(src_pan_id, 2); cc2420_fifo_put(src_addr, 2); cc2420_fifo_put(txframe, txlength-13); LED_BLUE_TOGGLE(); cc2420_cmd_tx(); micro_delay(0xFFFF); while (cc2420_io_sfd_read()); printf("Waiting for acknowledge frame...\n"); if (rx_ack()) { seq_numb ++; } else { printf("No Acknowledge frame received for frame number #%i - Retrying...\r\n\n", seq_numb); LED_RED_TOGGLE(); } micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); micro_delay(0xFFFF); } return 0; }