ao_mutex_put(&ao_radio_mutex);
if (dma_done & AO_DMA_DONE) {
- printf ("rssi %d status %x\n", rx_packet.rssi, rx_packet.status); flush();
if (!(rx_packet.status & PKT_APPEND_STATUS_1_CRC_OK)) {
printf ("bad crc\n"); flush();
-// return AO_DMA_ABORTED;
+ return AO_DMA_ABORTED;
}
- if (rx_packet.packet.len) {
+ if (rx_packet.packet.len == AO_PACKET_SYN) {
+ rx_seq = rx_packet.packet.seq;
+ tx_packet.seq = rx_packet.packet.ack;
+ tx_packet.ack = rx_seq;
+ } else if (rx_packet.packet.len) {
if (rx_packet.packet.seq == rx_seq + 1 && rx_used == rx_len)
{
+ printf ("rx len %3d seq %3d ack %3d\n",
+ rx_packet.packet.len,
+ rx_packet.packet.seq,
+ rx_packet.packet.ack);
+ flush();
memcpy(rx_data, rx_packet.packet.d, rx_packet.packet.len);
rx_used = 0;
rx_len = rx_packet.packet.len;
void
ao_packet_slave(void)
{
- tx_packet.addr = ao_serial_number;
ao_radio_set_packet();
+ tx_packet.addr = ao_serial_number;
+ tx_packet.len = AO_PACKET_SYN;
while (ao_packet_enable) {
+ ao_led_on(AO_LED_GREEN);
ao_packet_recv();
- ao_led_toggle(AO_LED_GREEN);
+ ao_led_off(AO_LED_GREEN);
+ ao_led_on(AO_LED_RED);
ao_delay(AO_MS_TO_TICKS(100));
ao_packet_send();
- ao_led_toggle(AO_LED_RED);
+ ao_led_off(AO_LED_RED);
}
ao_exit();
}