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https://github.com/pascallanger/DIY-Multiprotocol-TX-Module.git
synced 2025-02-04 19:38:13 +00:00
Bayang: rewritten the protocol to be more friendly with main scheduler
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pascallanger
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9f721c528d
@ -20,7 +20,8 @@ Multiprotocol is distributed in the hope that it will be useful,
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#include "iface_nrf24l01.h"
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#define BAYANG_BIND_COUNT 1000
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#define BAYANG_PACKET_PERIOD 1000
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#define BAYANG_PACKET_PERIOD 2000
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#define BAYANG_PACKET_TELEM_PERIOD 5000
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#define BAYANG_INITIAL_WAIT 500
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#define BAYANG_PACKET_SIZE 15
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#define BAYANG_RF_NUM_CHANNELS 4
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@ -46,10 +47,10 @@ enum BAYANG_OPTION_FLAGS {
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BAYANG_OPTION_FLAG_ANALOGAUX = 0x02,
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};
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static void __attribute__((unused)) BAYANG_send_packet(uint8_t bind)
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static void __attribute__((unused)) BAYANG_send_packet()
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{
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uint8_t i;
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if (bind)
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if (IS_BIND_IN_PROGRESS)
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{
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#ifdef BAYANG_HUB_TELEMETRY
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if(option & BAYANG_OPTION_FLAG_TELEMETRY)
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@ -186,29 +187,15 @@ static void __attribute__((unused)) BAYANG_send_packet(uint8_t bind)
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for (uint8_t i=0; i < BAYANG_PACKET_SIZE-1; i++)
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packet[14] += packet[i];
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NRF24L01_WriteReg(NRF24L01_05_RF_CH, bind ? rf_ch_num:hopping_frequency[hopping_frequency_no++]);
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NRF24L01_WriteReg(NRF24L01_05_RF_CH, IS_BIND_IN_PROGRESS ? rf_ch_num:hopping_frequency[hopping_frequency_no++]);
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hopping_frequency_no%=BAYANG_RF_NUM_CHANNELS;
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// clear packet status bits and TX FIFO
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NRF24L01_WriteReg(NRF24L01_07_STATUS, 0x70);
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NRF24L01_FlushTx();
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XN297_WritePayload(packet, BAYANG_PACKET_SIZE);
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NRF24L01_SetTxRxMode(TXRX_OFF);
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NRF24L01_SetTxRxMode(TX_EN);
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// Power on, TX mode, 2byte CRC
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// Why CRC0? xn297 does not interpret it - either 16-bit CRC or nothing
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NRF24L01_FlushTx();
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NRF24L01_SetTxRxMode(TX_EN);
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XN297_Configure(_BV(NRF24L01_00_EN_CRC) | _BV(NRF24L01_00_CRCO) | _BV(NRF24L01_00_PWR_UP));
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#ifdef BAYANG_HUB_TELEMETRY
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if (option & BAYANG_OPTION_FLAG_TELEMETRY)
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{ // switch radio to rx as soon as packet is sent
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while (!(NRF24L01_ReadReg(NRF24L01_07_STATUS) & _BV(NRF24L01_07_TX_DS)));
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NRF24L01_WriteReg(NRF24L01_00_CONFIG, 0x03);
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}
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#endif
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XN297_WritePayload(packet, BAYANG_PACKET_SIZE);
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NRF24L01_SetPower(); // Set tx_power
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}
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@ -233,7 +220,8 @@ static void __attribute__((unused)) BAYANG_check_rx(void)
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// compensated battery volts*100/2
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v_lipo2 = (packet[5]<<7) + (packet[6]>>2);
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// reception in packets / sec
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RX_RSSI = packet[7];
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RX_LQI = packet[7];
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RX_RSSI = RX_LQI;
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//Flags
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//uint8_t flags = packet[3] >> 3;
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// battery low: flags & 1
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@ -242,6 +230,7 @@ static void __attribute__((unused)) BAYANG_check_rx(void)
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telemetry_link=1;
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}
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}
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NRF24L01_SetTxRxMode(TXRX_OFF);
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}
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#endif
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@ -278,58 +267,74 @@ static void __attribute__((unused)) BAYANG_init()
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}
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}
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enum {
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BAYANG_BIND=0,
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BAYANG_WRITE,
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BAYANG_CHECK,
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BAYANG_READ,
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};
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#define BAYANG_CHECK_DELAY 1000 // Time after write phase to check write complete
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#define BAYANG_READ_DELAY 600 // Time before read phase
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uint16_t BAYANG_callback()
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{
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if(IS_BIND_DONE)
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{
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if(packet_count==0)
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{
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#ifdef MULTI_SYNC
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telemetry_set_input_sync((option & BAYANG_OPTION_FLAG_TELEMETRY)?5*BAYANG_PACKET_PERIOD:2*BAYANG_PACKET_PERIOD);
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#endif
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BAYANG_send_packet(0);
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}
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packet_count++;
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#ifdef BAYANG_HUB_TELEMETRY
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if (option & BAYANG_OPTION_FLAG_TELEMETRY)
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{ // telemetry is enabled
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state++;
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if (state > 1000)
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{
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//calculate telemetry reception packet rate - packets per 1000ms
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TX_RSSI = telemetry_counter;
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telemetry_counter = 0;
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state = 0;
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telemetry_lost=0;
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}
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if (packet_count > 1)
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BAYANG_check_rx();
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packet_count %= 5;
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}
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else
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uint16_t start;
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#endif
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packet_count%=2;
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}
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else
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switch(phase)
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{
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if (bind_counter == 0)
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case BAYANG_BIND:
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if (bind_counter-- == 0)
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{
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XN297_SetTXAddr(rx_tx_addr, BAYANG_ADDRESS_LENGTH);
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#ifdef BAYANG_HUB_TELEMETRY
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XN297_SetRXAddr(rx_tx_addr, BAYANG_ADDRESS_LENGTH);
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#endif
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BIND_DONE;
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phase++; //WRITE
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}
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else
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BAYANG_send_packet();
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break;
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case BAYANG_WRITE:
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#ifdef MULTI_SYNC
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telemetry_set_input_sync((option & BAYANG_OPTION_FLAG_TELEMETRY)?BAYANG_PACKET_TELEM_PERIOD:BAYANG_PACKET_PERIOD);
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#endif
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BAYANG_send_packet();
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#ifdef BAYANG_HUB_TELEMETRY
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if (option & BAYANG_OPTION_FLAG_TELEMETRY)
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{ // telemetry is enabled
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state++;
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if (state > 200)
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{
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if(packet_count==0)
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BAYANG_send_packet(1);
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packet_count++;
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packet_count%=4;
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bind_counter--;
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state = 0;
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//telemetry reception packet rate - packets per second
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TX_LQI = telemetry_counter>>1;
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telemetry_counter = 0;
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telemetry_lost=0;
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}
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phase++; //CHECK
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return BAYANG_CHECK_DELAY;
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}
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#endif
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break;
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#ifdef BAYANG_HUB_TELEMETRY
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case BAYANG_CHECK:
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// switch radio to rx as soon as packet is sent
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start=(uint16_t)micros();
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while ((uint16_t)((uint16_t)micros()-(uint16_t)start) < 1000) // Wait max 1ms
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if((NRF24L01_ReadReg(NRF24L01_07_STATUS) & _BV(NRF24L01_07_TX_DS)))
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break;
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debugln("time: %d",(uint16_t)((uint16_t)micros()-(uint16_t)start));
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NRF24L01_WriteReg(NRF24L01_00_CONFIG, 0x03);
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phase++; // READ
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return BAYANG_PACKET_TELEM_PERIOD - BAYANG_CHECK_DELAY - BAYANG_READ_DELAY;
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case BAYANG_READ:
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BAYANG_check_rx();
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phase=BAYANG_WRITE;
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return BAYANG_READ_DELAY;
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#endif
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}
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return BAYANG_PACKET_PERIOD;
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}
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@ -350,6 +355,7 @@ static void __attribute__((unused)) BAYANG_initialize_txid()
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uint16_t initBAYANG(void)
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{
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BIND_IN_PROGRESS; // autobind protocol
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phase=BAYANG_BIND;
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bind_counter = BAYANG_BIND_COUNT;
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BAYANG_initialize_txid();
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BAYANG_init();
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@ -19,7 +19,7 @@
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#define VERSION_MAJOR 1
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#define VERSION_MINOR 3
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#define VERSION_REVISION 0
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#define VERSION_PATCH_LEVEL 55
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#define VERSION_PATCH_LEVEL 56
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//******************
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// Protocols
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