COIfRead
Description
This function waits for a CAN frame on the interface without timeout. If a CAN frame is received, the given receive frame buffer will be filled with the received data.
...
If necessary, the following example show how to call the blocking receive function for the interface of the CANopen node AppNode:End of topic
| Code Block | ||
|---|---|---|
| ||
CO_IF_FRM frame;
CPU_INT16S err;
:
err = COIfRead (&(AppNode.If), &frame);
if (err < 0) {
/* error in interface layer */
} else {
/* frame contains received data */
}
: |