Gerardo Antonio / Mbed 2 deprecated CANnucleo_Hello3

CAN a enviar_TLMoto

Dependencies:   CANnucleo mbed

Fork of CANnucleo_Hello by Zoltan Hudak

main.cpp@12:4f5cec652e77, 2016-06-26 (annotated)

Committer:
Crazyaboutmachines
Date:
Sun Jun 26 13:59:00 2016 +0000
Revision:
12:4f5cec652e77
Parent:
11:07d927da1a94
Child:
13:77261ea62081
CAN a enviar mensagens;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 0:c5e5d0df6f2a 1 #include "mbed.h"
hudakz 0:c5e5d0df6f2a 2 #include "CAN.h"
hudakz 0:c5e5d0df6f2a 3
Crazyaboutmachines 12:4f5cec652e77 4 // const unsigned int TX_ID = 0x101;
Crazyaboutmachines 12:4f5cec652e77 5 const unsigned int TX_ID = 0x155; //em binario: 101010101
hudakz 0:c5e5d0df6f2a 6
Crazyaboutmachines 12:4f5cec652e77 7 DigitalOut led(PA_5);
hudakz 11:07d927da1a94 8 int ledState;
hudakz 11:07d927da1a94 9 CAN can(PA_11, PA_12); // CAN Rx pin name, CAN Tx pin name
hudakz 11:07d927da1a94 10 CANMessage txMsg;
hudakz 11:07d927da1a94 11 int counter = 0;
hudakz 0:c5e5d0df6f2a 12
hudakz 0:c5e5d0df6f2a 13 int main() {
Crazyaboutmachines 12:4f5cec652e77 14 can.frequency(100000); // set bit rate to 1Mbps
Crazyaboutmachines 12:4f5cec652e77 15 led = 1; // turn LED on
hudakz 0:c5e5d0df6f2a 16
hudakz 0:c5e5d0df6f2a 17 while(1) {
Crazyaboutmachines 12:4f5cec652e77 18 wait(10);
Crazyaboutmachines 12:4f5cec652e77 19
hudakz 0:c5e5d0df6f2a 20 counter++; // increment counter
Crazyaboutmachines 12:4f5cec652e77 21 // ledState = led.read(); // get led state
Crazyaboutmachines 12:4f5cec652e77 22 ledState = 1;
Crazyaboutmachines 12:4f5cec652e77 23 txMsg.clear(); // clear Tx message storage
Crazyaboutmachines 12:4f5cec652e77 24 txMsg.id = TX_ID; // set ID (9 bits)
Crazyaboutmachines 12:4f5cec652e77 25 txMsg << counter; // append first data item (32? bits?=4bytes)
Crazyaboutmachines 12:4f5cec652e77 26 txMsg << ledState; // append second data item (total data lenght must be <= 8 bytes!) (=4bytes)
Crazyaboutmachines 12:4f5cec652e77 27
hudakz 10:66da8731bdb6 28 if(can.write(txMsg)) // transmit message
Crazyaboutmachines 12:4f5cec652e77 29 led = 1; // turn LED on
hudakz 10:66da8731bdb6 30 else
Crazyaboutmachines 12:4f5cec652e77 31 led = 0; // turn LED off
Crazyaboutmachines 12:4f5cec652e77 32
hudakz 0:c5e5d0df6f2a 33 }
Crazyaboutmachines 12:4f5cec652e77 34 }