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Bayang: generic frsky hub function

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This commit is contained in:
Pascal Langer 2021-02-04 12:05:57 +01:00
parent c866d07743
commit a917227ddc
4 changed files with 34 additions and 22 deletions
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26
Multiprotocol/Bayang_nrf24l01.ino
View File

@ -230,32 +230,16 @@ static void __attribute__((unused)) BAYANG_check_rx(void)
//Flags //Flags
//uint8_t flags = packet[3] >> 3; //uint8_t flags = packet[3] >> 3;
// battery low: flags & 1 // battery low: flags & 1
telemetry_link=1;
#if defined HUB_TELEMETRY #if defined HUB_TELEMETRY
// Multiplexed P, I, D values in packet[8] and packet[9]. // Multiplexed P, I, D values in packet[8] and packet[9].
// The two most significant bits specify which term is sent. // The two most significant bits specify which term is sent.
// Remaining 14 bits represent the value: 0 .. 16383 telemetry_in_buffer[6] = 4; // Remaining 14 bits represent the value: 0 .. 16383
telemetry_in_buffer[6] = 0x04; frsky_send_user_frame(0x24+(packet[8]>>6), packet[9], packet[8] & 0x3F ); //0x24 = ACCEL_X_ID, so ACCEL_X_ID=P, ACCEL_Y_ID=I, ACCEL_Z_ID=D
telemetry_in_buffer[7] = 0x00;
telemetry_in_buffer[8] = 0x5E;
telemetry_in_buffer[9] = 0x24+(packet[8]>>6); //0x24 = ACCEL_X_ID, so ACCEL_X_ID=P, ACCEL_Y_ID=I, ACCEL_Z_ID=D
uint8_t pos=11;
telemetry_in_buffer[10] = packet[9];
if(telemetry_in_buffer[10] == 0x5D || telemetry_in_buffer[10] == 0x5E)
{// Byte stuffing... I'm not sure if we really care about these 2 values, may be it would be simpler and shorter to just send the value above or below.
telemetry_in_buffer[11] = telemetry_in_buffer[10] ^ 0x60;
telemetry_in_buffer[10] = 0x5D;
telemetry_in_buffer[6]++;
pos++;
}
telemetry_in_buffer[pos] = packet[8] & 0x3F;
#endif #endif
telemetry_counter++; telemetry_counter++;
if(telemetry_lost==0) if(telemetry_lost)
#if defined HUB_TELEMETRY telemetry_link=0; // Don't send anything yet
telemetry_link=3;
#else
telemetry_link=1;
#endif
} }
} }
NRF24L01_SetTxRxMode(TXRX_OFF); NRF24L01_SetTxRxMode(TXRX_OFF);

2
Multiprotocol/Multiprotocol.h
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@ -19,7 +19,7 @@
#define VERSION_MAJOR 1 #define VERSION_MAJOR 1
#define VERSION_MINOR 3 #define VERSION_MINOR 3
#define VERSION_REVISION 2 #define VERSION_REVISION 2
#define VERSION_PATCH_LEVEL 26 #define VERSION_PATCH_LEVEL 27
//****************** //******************
// Protocols // Protocols

5
Multiprotocol/Multiprotocol.ino
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@ -234,6 +234,11 @@ uint8_t packet_in[TELEMETRY_BUFFER_SIZE];//telemetry receiving packets
uint8_t SportHead=0, SportTail=0; uint8_t SportHead=0, SportTail=0;
#endif #endif
// Functions definition when required
#ifdef HUB_TELEMETRY
static void __attribute__((unused)) frsky_send_user_frame(uint8_t, uint8_t, uint8_t);
#endif
//RX protocols //RX protocols
#if defined(AFHDS2A_RX_A7105_INO) || defined(FRSKY_RX_CC2500_INO) || defined(BAYANG_RX_NRF24L01_INO) || defined(DSM_RX_CYRF6936_INO) #if defined(AFHDS2A_RX_A7105_INO) || defined(FRSKY_RX_CC2500_INO) || defined(BAYANG_RX_NRF24L01_INO) || defined(DSM_RX_CYRF6936_INO)
bool rx_data_started; bool rx_data_started;

23
Multiprotocol/Telemetry.ino
View File

@ -594,6 +594,29 @@ packet_in[6]|(counter++)|00 01 02 03 04 05 06 07 08 09
0A 0F 5E 3A 06 00 5E 5E 3B 09 00 5E 0A 0F 5E 3A 06 00 5E 5E 3B 09 00 5E
05 10 5E 06 16 72 5E 5E 3A 06 00 5E 05 10 5E 06 16 72 5E 5E 3A 06 00 5E
*/ */
static void __attribute__((unused)) frsky_send_user_frame(uint8_t ID, uint8_t low, uint8_t high)
{
telemetry_in_buffer[6] = 0x04; // number of bytes in the payload
telemetry_in_buffer[7] = 0x00; // unknown?
telemetry_in_buffer[8] = 0x5E; // start of payload
telemetry_in_buffer[9] = ID; // ID must be less than 0x40
uint8_t pos=10;
uint8_t value = low;
for(uint i=0;i<2;i++)
{// Byte stuffing
if(value == 0x5D || value == 0x5E)
{// Byte stuffing
telemetry_in_buffer[pos+1] = value ^ 0x60;
telemetry_in_buffer[pos] = 0x5D;
telemetry_in_buffer[6]++; // 1 more byte in the payload
pos += 2;
}
else
telemetry_in_buffer[pos++] = value;
value = high;
}
telemetry_link |= 2; // request to send frame
}
#endif #endif