altos/cc1200: Adjust bit-sync configuration

[fw/altos] / src / drivers / ao_packet.c

diff --git a/src/drivers/ao_packet.c b/src/drivers/ao_packet.c
index 8cdf85a94f9036648acf1332bfc94cb158567afd..8c2db2755d423c51139dfa91a48c4de5a9b9c06e 100644 (file)
--- a/src/drivers/ao_packet.c
+++ b/src/drivers/ao_packet.c
@@ -54,14 +54,14 @@ ao_packet_send(void)
 }
 
 uint8_t
-ao_packet_recv(void)
+ao_packet_recv(uint16_t timeout)
 {
        uint8_t dma_done;
 
 #ifdef AO_LED_GREEN
        ao_led_on(AO_LED_GREEN);
 #endif
-       dma_done = ao_radio_recv(&ao_rx_packet, sizeof (struct ao_packet_recv), 0);
+       dma_done = ao_radio_recv(&ao_rx_packet, sizeof (struct ao_packet_recv), timeout);
 #ifdef AO_LED_GREEN
        ao_led_off(AO_LED_GREEN);
 #endif
@@ -81,8 +81,16 @@ ao_packet_recv(void)
        /* Check to see if we got a valid packet */
        if (!dma_done)
                return 0;
-       if (!(ao_rx_packet.status & AO_RADIO_STATUS_CRC_OK))
+       if (!(ao_rx_packet.status & AO_RADIO_STATUS_CRC_OK)) {
+               printf("bad crc addr %d len %d seq %d ack %d callsign %8.8s\n",
+                       ao_rx_packet.packet.addr,
+                       ao_rx_packet.packet.len,
+                       ao_rx_packet.packet.seq,
+                       ao_rx_packet.packet.ack,
+                       ao_rx_packet.packet.callsign);
+               flush();
                return 0;
+       }
 
        /* Accept packets with matching call signs, or any packet if
         * our callsign hasn't been configured
@@ -90,8 +98,10 @@ ao_packet_recv(void)
        if (ao_xmemcmp(ao_rx_packet.packet.callsign,
                       ao_config.callsign,
                       AO_MAX_CALLSIGN) != 0 &&
-           ao_xmemcmp(ao_config.callsign, CODE_TO_XDATA("N0CALL"), 7) != 0)
+           ao_xmemcmp(ao_config.callsign, CODE_TO_XDATA("N0CALL"), 7) != 0) {
+               printf ("bad call\n"); flush();
                return 0;
+       }
 
        /* SYN packets carry no data */
        if (ao_rx_packet.packet.len == AO_PACKET_SYN) {