Created
November 29, 2017 10:56
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CAN Bus simulator (initial)
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#include <mcp_can.h> | |
#include <SPI.h> | |
MCP_CAN CAN(10); // Set CS to pin 10 | |
void setup() | |
{ | |
Serial.begin(115200); | |
START_INIT: | |
if (CAN.begin(CAN_500KBPS) == CAN_OK) // init can bus : baudrate = 500k | |
{ | |
Serial.println("CAN BUS Shield init ok!"); | |
} | |
else | |
{ | |
Serial.println("CAN BUS Shield init fail"); | |
Serial.println("Init CAN BUS Shield again"); | |
delay(100); | |
goto START_INIT; | |
} | |
} | |
void loop() | |
{ | |
// CAN.sendMsgBuf(INT8U id, INT8U ext, INT8U len, data_buf); | |
// - id represents where the data comes from. | |
// - ext represents the status of the frame.‘0’ means standard frame.‘1’ means extended frame. | |
// - len represents the length of this frame. | |
// - data_buf is the content of this message. | |
INT8U txMsg[8] = { 0, 1, 2, 3, 4, 5, 6, 7 }; // Message we're sending | |
CAN.sendMsgBuf(0x00, 0, 8, txMsg); | |
delay(100); // Send message every 100ms | |
} |
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