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Marelli BSI buttons

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This commit is contained in:
Andrea Santaniello
2026-03-12 15:00:34 +01:00
parent a900aef3e9
commit 853c609977
1 changed files with 9 additions and 6 deletions
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15
lib/subghz/protocols/fiat_marelli.c
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@@ -17,8 +17,9 @@
//
// Frame layout (after stripping 16-bit 0xFFFF preamble):
// Bytes 0-3: Fixed ID / Serial (32 bits)
// Byte 4: Button (upper nibble) | Type (lower nibble, always 0x2)
// Bytes 5-10: Rolling/encrypted code (48 bits)
// Byte 4: Button (upper nibble) | Type (lower nibble)
// Buttons: 0x7=Lock, 0xB=Unlock, 0xD=Trunk
// Bytes 5-10: Rolling/encrypted code (48 bits)
#define FIAT_MARELLI_PREAMBLE_MIN 200 // Min preamble pulses (100 pairs)
#define FIAT_MARELLI_GAP_MIN 2500 // Gap detection threshold (us)
#define FIAT_MARELLI_SYNC_MIN 1500 // Sync pulse minimum (us)
@@ -402,10 +403,12 @@ SubGhzProtocolStatus subghz_protocol_decoder_fiat_marelli_deserialize(
static const char* fiat_marelli_button_name(uint8_t btn) {
switch(btn) {
case 0x2:
return "Btn A";
case 0x4:
return "Btn B";
case 0x7:
return "Lock";
case 0xB:
return "Unlock";
case 0xD:
return "Trunk";
default:
return "Unknown";
}