Description
This function writes a CAN frame into the CAN controller for transmission.
Prototype
CPU_INT
16SXXX_W
rite(CPU_INT
16S devId,
CPU_INT
08U *buffer,
CPU_INT
16U size);
Parameter | Meaning |
---|---|
devId | device identifier, returned by |
buffer | Pointer to CAN frame of type CANFRM |
size | Size of buffer in bytes (must be equal to sizeof(CANFRM)) |
Return Value
Number of bytes written to buffer or -1 if an error was detected.