Line | |
---|
1 | // demo: CAN-BUS Shield, send data
|
---|
2 | #include <mcp_can.h>
|
---|
3 | #include <SPI.h>
|
---|
4 |
|
---|
5 | // the cs pin of the version after v1.1 is default to D9
|
---|
6 | // v0.9b and v1.0 is default D10
|
---|
7 | const int SPI_CS_PIN = 9;
|
---|
8 |
|
---|
9 | MCP_CAN CAN(SPI_CS_PIN); // Set CS pin
|
---|
10 |
|
---|
11 | void setup()
|
---|
12 | {
|
---|
13 | Serial.begin(115200);
|
---|
14 |
|
---|
15 | START_INIT:
|
---|
16 |
|
---|
17 | if(CAN_OK == CAN.begin(CAN_500KBPS)) // init can bus : baudrate = 500k
|
---|
18 | {
|
---|
19 | Serial.println("CAN BUS Shield init ok!");
|
---|
20 | }
|
---|
21 | else
|
---|
22 | {
|
---|
23 | Serial.println("CAN BUS Shield init fail");
|
---|
24 | Serial.println("Init CAN BUS Shield again");
|
---|
25 | delay(100);
|
---|
26 | goto START_INIT;
|
---|
27 | }
|
---|
28 | }
|
---|
29 |
|
---|
30 | unsigned char stmp[8] = {0, 1, 2, 3, 4, 5, 6, 7};
|
---|
31 | void loop()
|
---|
32 | {
|
---|
33 | // send data: id = 0x00, standrad frame, data len = 8, stmp: data buf
|
---|
34 | CAN.sendMsgBuf(0x00, 0, 8, stmp);
|
---|
35 | delay(100); // send data per 100ms
|
---|
36 | }
|
---|
37 |
|
---|
38 | /*********************************************************************************************************
|
---|
39 | END FILE
|
---|
40 | *********************************************************************************************************/
|
---|
Note:
See
TracBrowser
for help on using the repository browser.