Michel2/Seeed_Arduino_CAN
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Add: a baudrate compatible argument to MCP2518FD CAN.begin()

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This commit is contained in:
turmary
2021-01-15 11:32:22 +08:00
parent e3834de29c
commit 544d2c8eeb
16 changed files with 198 additions and 177 deletions
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examples/receive_monitor/receive_monitor.ino
+14 -14
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@@ -9,42 +9,42 @@
#define CAN_2515
// #define CAN_2518FD
// the cs pin of the version after v1.1 is default to D9
// v0.9b and v1.0 is default D10
// Set SPI CS Pin according to your hardware
#if defined(SEEED_WIO_TERMINAL) && defined(CAN_2518FD)
// For Wio Terminal w/ MCP2518FD RPi Hat：
// Channel 0 SPI_CS Pin: BCM 8
// Channel 1 SPI_CS Pin: BCM 7
// Interupt Pin: BCM25
// *****************************************
const int SPI_CS_PIN = BCM8;
const int CAN_INT_PIN = BCM25;
#else
// For Arduino MCP2515 Hat:
// SPI_CS Pin: D9
// the cs pin of the version after v1.1 is default to D9
// v0.9b and v1.0 is default D10
const int SPI_CS_PIN = 9;
const int CAN_INT_PIN = 2;
#endif
#ifdef CAN_2518FD
#include "mcp2518fd_can.h"
const int SPI_CS_PIN = 9;
const int CAN_INT_PIN = 2;
mcp2518fd CAN(SPI_CS_PIN); // Set CS pin
#define MAX_DATA_SIZE 64
#endif
#ifdef CAN_2515
#include "mcp2515_can.h"
const int SPI_CS_PIN = 9;
const int CAN_INT_PIN = 2;
mcp2515_can CAN(SPI_CS_PIN); // Set CS pin
#define MAX_DATA_SIZE 8
#endif
void setup() {
SERIAL_PORT_MONITOR.begin(115200);
while (!SERIAL_PORT_MONITOR) {}
#ifdef CAN_2518FD
while (0 != CAN.begin((byte)CAN_500K_1M)) { // init can bus : baudrate = 500k
#else
while (CAN_OK != CAN.begin(CAN_500KBPS)) { // init can bus : baudrate = 500k
#endif
SERIAL_PORT_MONITOR.println(F("CAN init fail, retry..."));
delay(100);
}
@@ -62,7 +62,7 @@ void loop() {
return;
}
char prbuf[0x40];
char prbuf[32 + MAX_DATA_SIZE * 3];
int i, n;
unsigned long t = millis();