Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

features/unsupported/tests/mbed/can/main.cpp@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 #include "mbed.h"
elessair 0:f269e3021894 2
elessair 0:f269e3021894 3 #if !DEVICE_CAN
elessair 0:f269e3021894 4 #error [NOT_SUPPORTED] CAN not supported
elessair 0:f269e3021894 5 #endif
elessair 0:f269e3021894 6
elessair 0:f269e3021894 7 Ticker ticker;
elessair 0:f269e3021894 8 DigitalOut led1(LED1);
elessair 0:f269e3021894 9 DigitalOut led2(LED2);
elessair 0:f269e3021894 10
elessair 0:f269e3021894 11 #if defined(TARGET_LPC1549)
elessair 0:f269e3021894 12 // LPC1549 support only single CAN channel
elessair 0:f269e3021894 13 CAN can1(D2, D3);
elessair 0:f269e3021894 14 #elif defined(TARGET_B96B_F446VE)
elessair 0:f269e3021894 15 // B96B_F446VE support only single CAN channel
elessair 0:f269e3021894 16 CAN can1(PD_0, PD_1);
elessair 0:f269e3021894 17 #elif defined(TARGET_NUCLEO_F091RC) || defined(TARGET_NUCLEO_F072RB) || \
elessair 0:f269e3021894 18 defined(TARGET_NUCLEO_F042K6) || defined(TARGET_NUCLEO_F334R8) || \
elessair 0:f269e3021894 19 defined(TARGET_NUCLEO_F303RE) || defined(TARGET_NUCLEO_F303K8) || \
elessair 0:f269e3021894 20 defined(TARGET_NUCLEO_F302R8) || defined(TARGET_NUCLEO_F446RE) || \
elessair 0:f269e3021894 21 defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F103RB) || \
elessair 0:f269e3021894 22 defined(TARGET_NUCLEO_F746ZG) || defined(TARGET_NUCLEO_L476RG) || \
elessair 0:f269e3021894 23 defined(TARGET_NUCLEO_L432KC)
elessair 0:f269e3021894 24 CAN can1(PA_11, PA_12);
elessair 0:f269e3021894 25 #elif defined(TARGET_DISCO_F469NI) ||defined(TARGET_DISCO_F746NG)
elessair 0:f269e3021894 26 CAN can1(PB_8, PB_9);
elessair 0:f269e3021894 27 #else
elessair 0:f269e3021894 28 CAN can1(p9, p10);
elessair 0:f269e3021894 29 #endif
elessair 0:f269e3021894 30
elessair 0:f269e3021894 31 #if defined(TARGET_LPC4088) || defined(TARGET_LPC4088_DM)
elessair 0:f269e3021894 32 CAN can2(p34, p33);
elessair 0:f269e3021894 33 #elif defined (TARGET_LPC1768)
elessair 0:f269e3021894 34 CAN can2(p30, p29);
elessair 0:f269e3021894 35 #elif defined(TARGET_NUCLEO_F446RE) || defined(TARGET_DISCO_F469NI) || \
elessair 0:f269e3021894 36 defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F746ZG) || \
elessair 0:f269e3021894 37 defined(TARGET_DISCO_F746NG)
elessair 0:f269e3021894 38 CAN can2(PB_5, PB_6);
elessair 0:f269e3021894 39 #endif
elessair 0:f269e3021894 40 char counter = 0;
elessair 0:f269e3021894 41
elessair 0:f269e3021894 42 void printmsg(char *title, CANMessage *msg) {
elessair 0:f269e3021894 43 printf("%s [%03X]", title, msg->id);
elessair 0:f269e3021894 44 for(char i = 0; i < msg->len; i++) {
elessair 0:f269e3021894 45 printf(" %02X", msg->data[i]);
elessair 0:f269e3021894 46 }
elessair 0:f269e3021894 47 printf("\n");
elessair 0:f269e3021894 48 }
elessair 0:f269e3021894 49
elessair 0:f269e3021894 50 void send() {
elessair 0:f269e3021894 51 printf("send()\n");
elessair 0:f269e3021894 52 CANMessage msg = CANMessage(1337, &counter, 1);
elessair 0:f269e3021894 53 if(can1.write(msg)) {
elessair 0:f269e3021894 54 printmsg("Tx message:", &msg);
elessair 0:f269e3021894 55 counter++;
elessair 0:f269e3021894 56 }
elessair 0:f269e3021894 57 led1 = !led1;
elessair 0:f269e3021894 58 }
elessair 0:f269e3021894 59
elessair 0:f269e3021894 60 int main() {
elessair 0:f269e3021894 61 printf("main()\n");
elessair 0:f269e3021894 62 ticker.attach(&send, 1);
elessair 0:f269e3021894 63 CANMessage msg;
elessair 0:f269e3021894 64 while(1) {
elessair 0:f269e3021894 65 #if (!defined (TARGET_LPC1549) && !defined(TARGET_B96B_F446VE) && \
elessair 0:f269e3021894 66 !defined(TARGET_NUCLEO_F091RC) && !defined(TARGET_NUCLEO_F072RB) && \
elessair 0:f269e3021894 67 !defined(TARGET_NUCLEO_F042K6) && !defined(TARGET_NUCLEO_F334R8) && \
elessair 0:f269e3021894 68 !defined(TARGET_NUCLEO_F303RE) && !defined(TARGET_NUCLEO_F303K8) && \
elessair 0:f269e3021894 69 !defined(TARGET_NUCLEO_F302R8) && !defined(TARGET_NUCLEO_F103RB) && \
elessair 0:f269e3021894 70 !defined(TARGET_DISCO_L476VG) && !defined(TARGET_NUCLEO_L476RG) && \
elessair 0:f269e3021894 71 !defined(TARGET_NUCLEO_L432KC))
elessair 0:f269e3021894 72 printf("loop()\n");
elessair 0:f269e3021894 73 if(can2.read(msg)) {
elessair 0:f269e3021894 74 printmsg("Rx message:", &msg);
elessair 0:f269e3021894 75 led2 = !led2;
elessair 0:f269e3021894 76 }
elessair 0:f269e3021894 77 #endif
elessair 0:f269e3021894 78 wait(0.2);
elessair 0:f269e3021894 79 }
elessair 0:f269e3021894 80 }