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RadioLink: any id
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Need to rebind RXs...
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Pascal Langer committed Sep 23, 2020
1 parent 43c2843 commit 4f89721
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2 changes: 1 addition & 1 deletion Multiprotocol/Multiprotocol.h
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Expand Up @@ -19,7 +19,7 @@
#define VERSION_MAJOR 1
#define VERSION_MINOR 3
#define VERSION_REVISION 1
#define VERSION_PATCH_LEVEL 68
#define VERSION_PATCH_LEVEL 69

//******************
// Protocols
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159 changes: 65 additions & 94 deletions Multiprotocol/RadioLink_cc2500.ino
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Expand Up @@ -31,87 +31,63 @@ enum {
RLINK_RX2 = 0x02,
};

const PROGMEM uint8_t RLINK_hopping[][8] = {
/* 4C494E4B */ { 0xBC, 0x5A, 0x70, 0x4E, 0xDF, 0x32, 0x16, 0x89 },
/* 4D494E4B */ { 0x4C, 0xF3, 0xEA, 0x5B, 0x62, 0x9D, 0x01, 0x87 },
/* 4E494E4B */ { 0x86, 0xEA, 0xD0, 0xC9, 0x2B, 0x53, 0x7F, 0x41 },
/* 4F494E4B */ { 0xAC, 0x91, 0x7D, 0x48, 0xE0, 0xB5, 0x32, 0xF6 },
/* 50494E4B */ { 0xD6, 0x7C, 0xA4, 0x93, 0x5F, 0xE1, 0x02, 0xB8 },
/* 51494E4B */ { 0xED, 0x04, 0x73, 0xC8, 0x56, 0xB9, 0x1F, 0xA2 },
/* 52494E4B */ { 0xA7, 0xF0, 0x36, 0xB2, 0x95, 0x4E, 0x1C, 0xD8 },
/* 53494E4B */ { 0x76, 0x8B, 0xA0, 0x3E, 0x51, 0x4C, 0x9D, 0x2F },
/* 54494E4B */ { 0x07, 0x23, 0x16, 0xFD, 0xC9, 0x5B, 0x84, 0xAE },
/* 55494E4B */ { 0xD3, 0xA0, 0x69, 0xBF, 0x12, 0x8C, 0x4E, 0x57 },
/* 56494E4B */ { 0xA6, 0xBE, 0x91, 0xD3, 0x7C, 0x4F, 0x82, 0x50 },
/* 57494E4B */ { 0x91, 0xDA, 0xBC, 0x75, 0x82, 0x36, 0x4E, 0xF0 },
/* 58494E4B */ { 0x9A, 0x27, 0x5C, 0xF4, 0xD8, 0xB0, 0x36, 0xE1 },
/* 59494E4B */ { 0x92, 0xF1, 0x34, 0xA7, 0x5B, 0x0C, 0xED, 0x86 },
/* 5A494E4B */ { 0x8C, 0x2B, 0x51, 0xF9, 0x3E, 0x4A, 0x67, 0xD0 },
/* 5B494E4B */ { 0x5E, 0x3D, 0x67, 0x9B, 0xA2, 0x84, 0xFC, 0x01 },
/* 5C494E4B */ { 0xF9, 0x35, 0xBD, 0x78, 0x26, 0x1C, 0x0E, 0xA4 },
/* 5D494E4B */ { 0xD9, 0x7B, 0x48, 0x0E, 0x2A, 0xCF, 0x13, 0x65 },
/* 5E494E4B */ { 0x07, 0xE4, 0xF9, 0x8A, 0x3C, 0x21, 0xB5, 0xD6 },
/* 5F494E4B */ { 0xEB, 0xFA, 0x29, 0xD1, 0x54, 0x3C, 0x07, 0x86 },
/* 60494E4B */ { 0xDF, 0xCE, 0x0A, 0x32, 0x71, 0x5B, 0x96, 0x48 },
/* 61494E4B */ { 0x19, 0x86, 0xF5, 0x3A, 0x27, 0xDC, 0x0E, 0xB4 },
/* 62494E4B */ { 0xF8, 0x47, 0x9C, 0xE0, 0x2D, 0xBA, 0x15, 0x36 },
/* 63494E4B */ { 0xED, 0x78, 0x01, 0xA3, 0x2B, 0x6C, 0x45, 0xF9 },
/* 64494E4B */ { 0xE0, 0xA2, 0xD4, 0x6B, 0xF5, 0x18, 0x3C, 0x79 },
/* 65494E4B */ { 0x26, 0x90, 0x8B, 0x5D, 0x31, 0xCF, 0xE7, 0x4A },
/* 66494E4B */ { 0x7B, 0x12, 0xA8, 0x4F, 0xC0, 0x65, 0xD9, 0x3E },
/* 67494E4B */ { 0x35, 0xA2, 0x14, 0xBE, 0x06, 0x7D, 0x98, 0xFC },
/* 68494E4B */ { 0xD2, 0xA9, 0x7E, 0x40, 0x6F, 0x83, 0x5C, 0xB1 },
/* 69494E4B */ { 0xE5, 0xB9, 0xC1, 0x04, 0x83, 0x27, 0xA6, 0xFD },
/* 6A494E4B */ { 0x8E, 0x0C, 0x4A, 0x51, 0xFB, 0x63, 0x92, 0x7D },
/* 6B494E4B */ { 0xC7, 0x1D, 0x02, 0x93, 0x45, 0xF8, 0xA6, 0xBE },
/* 6C494E4B */ { 0xC1, 0x64, 0x59, 0x0A, 0x7D, 0x3F, 0x28, 0xEB },
/* 6D494E4B */ { 0xEF, 0x75, 0xAB, 0x94, 0xD2, 0x83, 0x1C, 0x60 },
/* 6E494E4B */ { 0xA1, 0x20, 0x54, 0x68, 0x9E, 0x7B, 0x3D, 0xFC },
/* 6F494E4B */ { 0x3E, 0x60, 0x28, 0xFC, 0xDA, 0x45, 0x9B, 0x71 },
/* 70494E4B */ { 0xB7, 0x0E, 0xA8, 0x23, 0xFC, 0x65, 0x4D, 0x91 },
/* 71494E4B */ { 0x29, 0x34, 0x51, 0x7C, 0xB8, 0xFD, 0x0E, 0x6A },
/* 72494E4B */ { 0x1B, 0x06, 0x3C, 0x89, 0xF5, 0x2A, 0x7E, 0xD4 },
/* 73494E4B */ { 0xF2, 0xC9, 0x63, 0x57, 0x0A, 0xB1, 0x48, 0xDE },
/* 74494E4B */ { 0x24, 0xAE, 0x0C, 0x19, 0x53, 0x7B, 0xF6, 0x8D },
/* 75494E4B */ { 0xEC, 0xD8, 0xF2, 0x4B, 0xA3, 0x51, 0x09, 0x76 },
/* 76494E4B */ { 0x98, 0x71, 0x5E, 0xAD, 0xFC, 0x04, 0x3B, 0x62 },
/* 77494E4B */ { 0xAE, 0xF6, 0xB7, 0x01, 0x52, 0x34, 0x9D, 0x8C },
/* 78494E4B */ { 0x69, 0x48, 0xF1, 0x3C, 0xDB, 0x0E, 0x25, 0xA7 },
/* 79494E4B */ { 0xCF, 0x60, 0x94, 0xAD, 0xB1, 0x82, 0x73, 0xE5 },
/* 7A494E4B */ { 0xFA, 0xC1, 0xD7, 0xB0, 0x53, 0x92, 0x6E, 0x48 },
/* 7B494E4B */ { 0xAC, 0x7D, 0xE5, 0x8B, 0x41, 0x96, 0x2F, 0x30 },
/* 7C494E4B */ { 0xFD, 0xC1, 0xB9, 0x02, 0xE4, 0x87, 0x56, 0x3A },
/* 7D494E4B */ { 0x30, 0xDA, 0x4F, 0x8E, 0x5C, 0xB9, 0x26, 0x71 },
/* 7E494E4B */ { 0xDC, 0xF9, 0x57, 0x30, 0x82, 0x1E, 0x6A, 0x4B },
/* 7F494E4B */ { 0x84, 0x1D, 0x7E, 0x29, 0x3C, 0x65, 0xA0, 0xBF },
/* 80494E4B */ { 0x01, 0xA3, 0xF6, 0xE2, 0x4C, 0x8B, 0x5D, 0x79 },
/* 81494E4B */ { 0xA1, 0x32, 0xE7, 0x08, 0x4D, 0x5B, 0x9F, 0x6C },
/* 82494E4B */ { 0x31, 0x40, 0x67, 0x8F, 0xBA, 0x95, 0x2C, 0xED },
/* 83494E4B */ { 0x91, 0x76, 0xFA, 0x83, 0x20, 0x4B, 0xEC, 0x5D },
/* 84494E4B */ { 0xDB, 0x54, 0xC2, 0x61, 0xF0, 0xA9, 0x87, 0x3E },
/* 85494E4B */ { 0xC0, 0xB4, 0x61, 0xD3, 0x7A, 0x5F, 0x82, 0x9E },
/* 86494E4B */ { 0xD6, 0xCF, 0x9B, 0x75, 0xE1, 0x42, 0x3A, 0x80 },
/* 87494E4B */ { 0xFE, 0xA2, 0xB4, 0x9C, 0x10, 0x7D, 0x56, 0x83 },
/* 88494E4B */ { 0xD2, 0x79, 0x54, 0xEF, 0xC8, 0x0B, 0x36, 0xA1 },
/* 89494E4B */ { 0x8D, 0xCF, 0x23, 0x64, 0xE5, 0x0B, 0x1A, 0x97 },
/* 8A494E4B */ { 0x07, 0xC4, 0xEF, 0x9A, 0x61, 0xD8, 0xB3, 0x52 },
/* 8B494E4B */ { 0x45, 0x6E, 0xBF, 0x8C, 0x9A, 0x2D, 0x31, 0x70 },
#ifdef RLINK_FORCE_ID
/* 3A99223A */ { 0x1F, 0x89, 0x25, 0x06, 0x4E, 0xBD, 0x3A, 0xC7 },
/* FC110D20 */ { 0xBC, 0xFE, 0x59, 0x84, 0x37, 0xA1, 0xD0, 0x62 }
#endif
};
uint32_t RLINK_rand1;
uint32_t RLINK_rand2;

static void __attribute__((unused)) RLINK_load_hopp(uint8_t num)
static uint32_t __attribute__((unused)) RLINK_prng_next(uint32_t r)
{
uint8_t inc=3*(rx_tx_addr[0]&3);

for (uint8_t i = 0; i < RLINK_HOP>>1; i++)
return 0xA5E2A705 * r + 0x754DB79B;
}

static void __attribute__((unused)) RLINK_init_random(uint32_t id)
{
uint32_t result = id;

RLINK_rand2 = result;
for (uint8_t i=0; i<31; i++)
result = RLINK_prng_next(result);
RLINK_rand1 = result;
}

static uint8_t __attribute__((unused)) RLINK_next_random_swap()
{
uint8_t result = (RLINK_rand2 >> 16) + RLINK_rand2 + (RLINK_rand1 >> 16) + RLINK_rand1;

RLINK_rand2 = RLINK_prng_next(RLINK_rand2);
RLINK_rand1 = RLINK_prng_next(RLINK_rand1);

return result & 0x0F;
}

static uint32_t __attribute__((unused)) RLINK_compute_start_id(uint32_t id)
{
return id * 0xF65EF9F9u + 0x2EDDF6CAu;
}

static void __attribute__((unused)) RLINK_shuffle_freqs(uint32_t seed)
{
RLINK_init_random(seed);

for(uint8_t i=0; i<RLINK_HOP; i++)
{
uint8_t val=pgm_read_byte_near(&RLINK_hopping[num][i]);
hopping_frequency[ i<<1 ]=12*(val>>4 )+inc;
hopping_frequency[(i<<1)+1]=12*(val&0x0F)+inc;
uint8_t r = RLINK_next_random_swap();
uint8_t tmp = hopping_frequency[r];
hopping_frequency[r] = hopping_frequency[i];
hopping_frequency[i] = tmp;
}
}

static void __attribute__((unused)) RLINK_hop()
{
uint8_t inc=3*(rx_tx_addr[0]&3);

// init hop table
for(uint8_t i=0; i<RLINK_HOP; i++)
hopping_frequency[i] = (12*i) + inc;

// shuffle
RLINK_shuffle_freqs(RLINK_compute_start_id(rx_tx_addr[0] + (rx_tx_addr[1] << 8)));
RLINK_shuffle_freqs(RLINK_compute_start_id(rx_tx_addr[2] + (rx_tx_addr[3] << 8)));

// replace one of the channel randomely
rf_ch_num=random(0xfefefefe)%0x11; // 0x00..0x10
Expand All @@ -121,30 +97,25 @@ static void __attribute__((unused)) RLINK_load_hopp(uint8_t num)

static void __attribute__((unused)) RLINK_init()
{
// channels order depend on ID and currently unknown so using a table of 64 entries...
uint8_t id=rx_tx_addr[3]&0x3F;
memcpy(rx_tx_addr,"\x4C\x49\x4E\x4B",RLINK_TX_ID_LEN);
rx_tx_addr[0] += id;
RLINK_load_hopp(id);

#ifdef RLINK_FORCE_ID
//surface RC6GS
memcpy(rx_tx_addr,"\x3A\x99\x22\x3A",RLINK_TX_ID_LEN);
RLINK_load_hopp(64);
//air T8FB
//memcpy(rx_tx_addr,"\xFC\x11\x0D\x20",RLINK_TX_ID_LEN);
//RLINK_load_hopp(65);
#endif
// channels order depend on ID
RLINK_hop();

/* debug("ID:");
for(uint8_t i=0;i<RLINK_TX_ID_LEN;i++)
debug(" 0x%02X",rx_tx_addr[i]);
debugln("");
debug("Hop(%d):", rf_ch_num);
for(uint8_t i=0;i<RLINK_HOP;i++)
debug(" 0x%02X",hopping_frequency[i]);
debugln("");
*/
#if 0
debug("ID:");
for(uint8_t i=0;i<RLINK_TX_ID_LEN;i++)
debug(" 0x%02X",rx_tx_addr[i]);
debugln("");
debug("Hop(%d):", rf_ch_num);
for(uint8_t i=0;i<RLINK_HOP;i++)
debug(" 0x%02X",hopping_frequency[i]);
debugln("");
#endif
}

const PROGMEM uint8_t RLINK_init_values[] = {
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2 changes: 0 additions & 2 deletions Protocols_Details.md
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Expand Up @@ -581,8 +581,6 @@ For M2: MODE= 3 pos switch -100% 6G, 0% 3D, +100% 3D

Extended limits

**64 IDs available, use RX num to scroll through them**

Option for this protocol corresponds to fine frequency tuning. This value is different for each Module and **must** be accurate otherwise the link will not be stable.
Check the [Frequency Tuning page](/docs/Frequency_Tuning.md) to determine it.

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