17.8.1.3.1 Code

Add to user application main():

/* Write buffer to slave until success. */
while (i2c_master_write_packet_wait(&i2c_master_instance, &packet) !=
        STATUS_OK) {
    /* Increment timeout counter and check if timed out. */
    if (timeout++ == TIMEOUT) {
        break;
    }
}

/* Read from slave until success. */
packet.data = read_buffer;
while (i2c_master_read_packet_wait(&i2c_master_instance, &packet) !=
        STATUS_OK) {
    /* Increment timeout counter and check if timed out. */
    if (timeout++ == TIMEOUT) {
        break;
    }
}