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REALACC: IDs
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@pascallanger
pascallanger committed Apr 2, 2024
1 parent ffae7dd commit c88952c
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Showing 3 changed files with 78 additions and 37 deletions.
2 changes: 1 addition & 1 deletion Lua_scripts/MultiChan.txt
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Expand Up @@ -158,7 +158,7 @@
74,1,RadioLink,Air,0,CH5,CH6,CH7,CH8,FS_CH1,FS_CH2,FS_CH3,FS_CH4,FS_CH5,FS_CH6,FS_CH7,FS_CH8
74,2,RadioLink,DumboRC,0,CH5,CH6,CH7,CH8,FS_CH1,FS_CH2,FS_CH3,FS_CH4,FS_CH5,FS_CH6,FS_CH7,FS_CH8
74,3,RadioLink,RC4G,0,CH5,FS_CH1,FS_CH2,FS_CH3,FS_CH4
76,0,Realacc,Std,1,Flip,Light,Calib,HLess,RTH,UNK
76,0,Realacc,Std,1,Flip,Light,Calib,HLess,RTH,UNK,Rotat
50,0,Redpine,Fast,0,sCH5,sCH6,sCH7,sCH8,sCH9,sCH10,sCH11,sCH12,sCH13,sCH14,sCH15,sCH16
50,1,Redpine,Slow,0,sCH5,sCH6,sCH7,sCH8,sCH9,sCH10,sCH11,sCH12,sCH13,sCH14,sCH15,sCH16
21,0,Futaba,SFHSS,0,CH5,CH6,CH7,CH8
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107 changes: 74 additions & 33 deletions Multiprotocol/REALACC_nrf24l01.ino
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Expand Up @@ -18,7 +18,7 @@ Multiprotocol is distributed in the hope that it will be useful,

#include "iface_xn297.h"

#define FORCE_REALACC_ORIGINAL_ID
//#define FORCE_REALACC_ORIGINAL_ID

#define REALACC_INITIAL_WAIT 500
#define REALACC_PACKET_PERIOD 2268
Expand All @@ -30,7 +30,7 @@ Multiprotocol is distributed in the hope that it will be useful,

static void __attribute__((unused)) REALACC_send_packet()
{
packet[ 0]= 0xDC;
packet[ 0]= 0xDC; // DC/D6/DE
packet[ 1]= convert_channel_8b(AILERON); // 00..80..FF
packet[ 2]= convert_channel_8b(ELEVATOR); // 00..80..FF
packet[ 3]= convert_channel_8b(THROTTLE); // 00..FF
Expand All @@ -39,8 +39,8 @@ static void __attribute__((unused)) REALACC_send_packet()
packet[ 6]= 0x20; // Trim
packet[ 7]= 0x20; // Trim
packet[ 8]= 0x20; // Trim
packet[ 9]= num_ch; // Change at each power up
packet[10]= 0x04 // Flag1
packet[ 9]= 0x88; // Change at each power up: C5 A2 77 F0 84 58, fixed for the E017 = 88
packet[10]= 0x04 // Flag1: R11=04, E017=0C
| 0x02 // Rate1=0, Rate2=1, Rate3=2
| GET_FLAG(CH8_SW, 0x20); // Headless
packet[11]= 0x00 // Flag2
Expand All @@ -49,6 +49,7 @@ static void __attribute__((unused)) REALACC_send_packet()
| GET_FLAG(CH10_SW,0x80); // Unknown
packet[12]= 0x00 // Flag3
| GET_FLAG(CH5_SW, 0x01) // Flip
| GET_FLAG(CH11_SW,0x02) // Rotating
| GET_FLAG(CH6_SW, 0x80); // Light

XN297_Hopping(hopping_frequency_no);
Expand All @@ -59,31 +60,50 @@ static void __attribute__((unused)) REALACC_send_packet()

static void __attribute__((unused)) REALACC_send_bind_packet()
{
packet[0] = 0xB1;
memcpy(&packet[1],rx_tx_addr,4);
memcpy(&packet[5],hopping_frequency,5);
packet[0] = 0xB1; // B0/B1
memcpy(&packet[1],rx_tx_addr,4); // Address
memcpy(&packet[5],hopping_frequency,5); // RF frequencies

XN297_WriteEnhancedPayload(packet, REALACC_BIND_PAYLOAD_SIZE,1);
}

static void __attribute__((unused)) REALACC_initialize_txid()
{
rx_tx_addr[3] &= 0x3F;
calc_fh_channels(REALACC_RF_NUM_CHANNELS);
num_ch=random(0xfefefefe); // 00..FF

#ifdef FORCE_REALACC_ORIGINAL_ID
//Dump
rx_tx_addr[0]=0x99;
rx_tx_addr[1]=0x06;
rx_tx_addr[2]=0x00;
rx_tx_addr[3]=0x00;
hopping_frequency[0]=0x55;
hopping_frequency[1]=0x59;
hopping_frequency[2]=0x5A;
hopping_frequency[3]=0x5A;
hopping_frequency[4]=0x62;
num_ch=0xC5; // Value in dumps: C5 A2 77 F0 84 58
if(RX_num==0)
{//TX1
rx_tx_addr[0]=0x99;
rx_tx_addr[1]=0x06;
rx_tx_addr[2]=0x00;
rx_tx_addr[3]=0x00; // 00..3F:OK, 40..:NOK
hopping_frequency[0]=0x55;
hopping_frequency[1]=0x59;
hopping_frequency[2]=0x5A;
hopping_frequency[3]=0x5A;
hopping_frequency[4]=0x62;
}
else
{//TX2
rx_tx_addr[0]=0x4F;
rx_tx_addr[1]=0xB9;
rx_tx_addr[2]=0xA1;
rx_tx_addr[3]=0x17;
hopping_frequency[0]=0x45;
hopping_frequency[1]=0x38;
hopping_frequency[2]=0x3C;
hopping_frequency[3]=0x41;
hopping_frequency[4]=0x3F;
}
#endif
#if 0
debug("ID: %02X %02X %02X %02X, C: ",rx_tx_addr[0],rx_tx_addr[1],rx_tx_addr[2],rx_tx_addr[3]);
for(uint8_t i=0; i<REALACC_RF_NUM_CHANNELS; i++)
debug(" %02X",hopping_frequency[i]);
debugln("");
#endif

}

static void __attribute__((unused)) REALACC_RF_init()
Expand Down Expand Up @@ -129,18 +149,39 @@ void REALACC_init()
// Bind
// Address = 4D 41 49 4E = 'MAIN'
// Channel = 80 (most likely from dump)
// P(10) = B1 99 06 00 00 55 59 5A 5A 62
// B1 indicates bind packet
// TX1
// ---
// P(10) = B1 99 06 00 00 55 59 5A 5A 62
// Bx indicates bind packet, why x=1?
// 99 06 00 00 = ID = address of normal packets
// 55 59 5A 5A 62 = 85, 89, 90, 90, 98 = RF channels to be used (kind of match previous dumps)// Normal
// 55 59 5A 5A 62 = 85, 89, 90, 90, 98 = RF channels to be used (kind of match previous dumps)
// TX2
// ---
// P(10) = B0 4F B9 A1 17 45 38 3C 41 3F
// Bx indicates bind packet, why x=0?
// 4F B9 A1 17 = ID = address of normal packets
// 45 38 3C 41 3F = 69, 56, 60, 65, 63 = RF channels to be used
// Normal
// Address = 99 06 00 00
// Channels = 84, 89, 90, 90, 98 (guess from bind)
// P(13)= DC 80 80 32 80 20 20 20 20 58 04 00 00
// DC = normal packet
// 80 80 32 80 : AETR 00..80..FF
// 20 20 20 20 : Trims
// 58 : changing every time the TX restart
// 04 : |0x20=headless, |0x01=rate2, |0x02=rate3
// 00 : |0x01=calib, |0x20=return, |0x80=unknown
// 00 : |0x80=light, |0x01=flip
// TX1
// ---
// Address = 99 06 00 00
// Channels = 84, 89, 90, 90, 98 (guess from bind)
// P(13)= DC 80 80 32 80 20 20 20 20 58 04 00 00
// Dx = normal packet, why C ?
// 80 80 32 80 : AETR 00..80..FF
// 20 20 20 20 : Trims
// 58 : changing every time the TX restart
// 04 : |0x20=headless, |0x01=rate2, |0x02=rate3
// 00 : |0x01=calib, |0x20=return, |0x80=unknown
// 00 : |0x80=light, |0x01=flip
// TX2
// ---
// Address = 4F B9 A1 17
// P(13)= D6/DE 80 80 80 80 20 20 20 20 88 0C 00 00
// Dx = normal packet, why 6/E ?
// 80 80 32 80 : AETR 00..80..FF
// 20 20 20 20 : Trims
// 88 : not changing unknown
// 0C : |0x20=headless, |0x01=rate2, |0x02=rate3
// 00 : |0x01=calib, |0x20=return, |0x80=unknown
// 00 : |0x80=light, |0x01=flip, |0x02=Rotating
6 changes: 3 additions & 3 deletions Protocols_Details.md
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Expand Up @@ -1976,9 +1976,9 @@ Model: Realacc R11, Eachine E017

Autobind protocol

CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10
---|---|---|---|---|---|---|---|---|----
A|E|T|R|FLIP|LIGHT|CALIB|HLESS|RTH|UNK
CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10|CH11
---|---|---|---|---|---|---|---|---|----|----
A|E|T|R|FLIP|LIGHT|CALIB|HLESS|RTH|UNK|ROTATE

## Redpine - *50*
[Link to the forum](https://www.rcgroups.com/forums/showthread.php?3236043-Redpine-Lowest-latency-RC-protocol)
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