diff options
Diffstat (limited to 'ao_radio.c')
| -rw-r--r-- | ao_radio.c | 89 |
1 files changed, 0 insertions, 89 deletions
@@ -77,29 +77,6 @@ #define DEVIATION_M 6 #define DEVIATION_E 3 -/* - * For our RDF beacon, set the symbol rate to 2kBaud (for a 1kHz tone), - * so the DRATE_E and DRATE_M values are: - * - * M is 94 and E is 6 - * - * To make the tone last for 200ms, we need 2000 * .2 = 400 bits or 50 bytes - */ - -#define RDF_DRATE_E 6 -#define RDF_DRATE_M 94 -#define RDF_PACKET_LEN 50 - -/* - * RDF deviation should match the normal NFM value of 5kHz - * - * M is 6 and E is 1 - * - */ - -#define RDF_DEVIATION_M 6 -#define RDF_DEVIATION_E 1 - /* This are from the table for 433MHz */ #define RF_POWER_M30_DBM 0x12 @@ -207,28 +184,6 @@ static __code uint8_t radio_setup[] = { RF_IOCFG0_OFF, 0x00, }; -static __code uint8_t rdf_setup[] = { - RF_MDMCFG4_OFF, ((CHANBW_E << RF_MDMCFG4_CHANBW_E_SHIFT) | - (CHANBW_M << RF_MDMCFG4_CHANBW_M_SHIFT) | - (RDF_DRATE_E << RF_MDMCFG4_DRATE_E_SHIFT)), - RF_MDMCFG3_OFF, (RDF_DRATE_M << RF_MDMCFG3_DRATE_M_SHIFT), - RF_MDMCFG2_OFF, (RF_MDMCFG2_DEM_DCFILT_OFF | - RF_MDMCFG2_MOD_FORMAT_GFSK | - RF_MDMCFG2_SYNC_MODE_15_16_THRES), - RF_MDMCFG1_OFF, (RF_MDMCFG1_FEC_DIS | - RF_MDMCFG1_NUM_PREAMBLE_2 | - (2 << RF_MDMCFG1_CHANSPC_E_SHIFT)), - - RF_DEVIATN_OFF, ((RDF_DEVIATION_E << RF_DEVIATN_DEVIATION_E_SHIFT) | - (RDF_DEVIATION_M << RF_DEVIATN_DEVIATION_M_SHIFT)), - - /* packet length */ - RF_PKTLEN_OFF, RDF_PACKET_LEN, - RF_PKTCTRL1_OFF, ((1 << PKTCTRL1_PQT_SHIFT)| - PKTCTRL1_ADR_CHK_NONE), - RF_PKTCTRL0_OFF, (RF_PKTCTRL0_PKT_FORMAT_NORMAL| - RF_PKTCTRL0_LENGTH_CONFIG_FIXED), -}; static __code uint8_t telemetry_setup[] = { RF_MDMCFG4_OFF, ((CHANBW_E << RF_MDMCFG4_CHANBW_E_SHIFT) | @@ -320,50 +275,6 @@ ao_radio_recv(__xdata struct ao_radio_recv *radio) __reentrant ao_mutex_put(&ao_radio_mutex); } -__xdata ao_radio_rdf_running; -__xdata ao_radio_rdf_value = 0x55; - -void -ao_radio_rdf(void) -{ - uint8_t i; - ao_mutex_get(&ao_radio_mutex); - ao_radio_idle(); - ao_radio_rdf_running = 1; - for (i = 0; i < sizeof (rdf_setup); i += 2) - RF[rdf_setup[i]] = rdf_setup[i+1]; - - ao_dma_set_transfer(ao_radio_dma, - &ao_radio_rdf_value, - &RFDXADDR, - RDF_PACKET_LEN, - DMA_CFG0_WORDSIZE_8 | - DMA_CFG0_TMODE_SINGLE | - DMA_CFG0_TRIGGER_RADIO, - DMA_CFG1_SRCINC_0 | - DMA_CFG1_DESTINC_0 | - DMA_CFG1_PRIORITY_HIGH); - ao_dma_start(ao_radio_dma); - RFST = RFST_STX; - - __critical while (!ao_radio_dma_done) - ao_sleep(&ao_radio_dma_done); - ao_radio_rdf_running = 0; - ao_radio_idle(); - for (i = 0; i < sizeof (rdf_setup); i += 2) - RF[telemetry_setup[i]] = telemetry_setup[i+1]; - ao_mutex_put(&ao_radio_mutex); -} - -void -ao_radio_rdf_abort(void) -{ - if (ao_radio_rdf_running) { - ao_dma_abort(ao_radio_dma); - ao_radio_idle(); - } -} - void ao_radio_init(void) { |