can_dashboard

/****************************************************************************
CAN Write Demo for the SparkFun CAN Bus Shield.

Written by Stephen McCoy.
Original tutorial available here: http://www.instructables.com/id/CAN-Bus-Sniffing-and-Broadcasting-with-Arduino
Used with permission 2016. License CC By SA.

Distributed as-is; no warranty is given.
*************************************************************************/

#include <Canbus.h>
#include <defaults.h>
#include <global.h>
#include <mcp2515.h>
#include <mcp2515_defs.h>

//********************************Setup Loop*********************************//

void setup() {

  pinMode(53, OUTPUT);

  Serial.begin(9600);
  Serial.println("CAN Write - Testing transmission of CAN Bus messages");
  delay(1000);

  if(Canbus.init(CANSPEED_500))  //Initialise MCP2515 CAN controller at the specified speed
    Serial.println("CAN Init ok");
  else
    Serial.println("Can't init CAN");

  delay(1000);
}

//********************************Main Loop*********************************//

void loop()
{
  tCAN message;

          message.id = 0x700;//0xDA0; //formatted in HEX
          message.header.rtr = 0;
          message.header.length = 8;//8; //formatted in DEC
    message.data[0] = 0x00;
    message.data[1] = 0x80;
    message.data[2] = 0x00;
    message.data[3] = 0x00; //formatted in HEX
    message.data[4] = 0x00;
    message.data[5] = 0x00;
    message.data[6] = 0x00;
    message.data[7] = 0x00;

  mcp2515_bit_modify(CANCTRL, (1<<REQOP2)|(1<<REQOP1)|(1<<REQOP0), 0);
  mcp2515_send_message(&message);

  delay(200);
}