mirror of https://github.com/ARMmbed/mbed-os.git
81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
#include "mbed.h"
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#if !DEVICE_CAN
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#error [NOT_SUPPORTED] CAN not supported
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#endif
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Ticker ticker;
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DigitalOut led1(LED1);
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DigitalOut led2(LED2);
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#if defined(TARGET_LPC1549)
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// LPC1549 support only single CAN channel
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CAN can1(D2, D3);
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#elif defined(TARGET_B96B_F446VE)
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// B96B_F446VE support only single CAN channel
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CAN can1(PD_0, PD_1);
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#elif defined(TARGET_NUCLEO_F091RC) || defined(TARGET_NUCLEO_F072RB) || \
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defined(TARGET_NUCLEO_F042K6) || defined(TARGET_NUCLEO_F334R8) || \
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defined(TARGET_NUCLEO_F303RE) || defined(TARGET_NUCLEO_F303K8) || \
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defined(TARGET_NUCLEO_F302R8) || defined(TARGET_NUCLEO_F446RE) || \
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defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F103RB) || \
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defined(TARGET_NUCLEO_F746ZG) || defined(TARGET_NUCLEO_L476RG) || \
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defined(TARGET_NUCLEO_L432KC)
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CAN can1(PA_11, PA_12);
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#elif defined(TARGET_DISCO_F469NI) ||defined(TARGET_DISCO_F746NG)
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CAN can1(PB_8, PB_9);
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#else
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CAN can1(p9, p10);
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#endif
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#if defined(TARGET_LPC4088) || defined(TARGET_LPC4088_DM)
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CAN can2(p34, p33);
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#elif defined (TARGET_LPC1768)
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CAN can2(p30, p29);
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#elif defined(TARGET_NUCLEO_F446RE) || defined(TARGET_DISCO_F469NI) || \
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defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F746ZG) || \
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defined(TARGET_DISCO_F746NG)
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CAN can2(PB_5, PB_6);
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#endif
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char counter = 0;
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void printmsg(char *title, CANMessage *msg) {
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printf("%s [%03X]", title, msg->id);
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for(char i = 0; i < msg->len; i++) {
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printf(" %02X", msg->data[i]);
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}
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printf("\n");
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}
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void send() {
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printf("send()\n");
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CANMessage msg = CANMessage(1337, &counter, 1);
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if(can1.write(msg)) {
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printmsg("Tx message:", &msg);
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counter++;
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}
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led1 = !led1;
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}
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int main() {
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printf("main()\n");
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ticker.attach(&send, 1);
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CANMessage msg;
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while(1) {
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#if (!defined (TARGET_LPC1549) && !defined(TARGET_B96B_F446VE) && \
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!defined(TARGET_NUCLEO_F091RC) && !defined(TARGET_NUCLEO_F072RB) && \
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!defined(TARGET_NUCLEO_F042K6) && !defined(TARGET_NUCLEO_F334R8) && \
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!defined(TARGET_NUCLEO_F303RE) && !defined(TARGET_NUCLEO_F303K8) && \
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!defined(TARGET_NUCLEO_F302R8) && !defined(TARGET_NUCLEO_F103RB) && \
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!defined(TARGET_DISCO_L476VG) && !defined(TARGET_NUCLEO_L476RG) && \
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!defined(TARGET_NUCLEO_L432KC))
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printf("loop()\n");
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if(can2.read(msg)) {
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printmsg("Rx message:", &msg);
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led2 = !led2;
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}
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#endif
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wait(0.2);
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}
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}
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