Files

355 lines
13 KiB
C

#include "feron.h"
#include "../blocks/const.h"
#include "../blocks/decoder.h"
#include "../blocks/encoder.h"
#include "../blocks/generic.h"
#include "../blocks/math.h"
#define TAG "SubGhzProtocolFeron"
static const SubGhzBlockConst subghz_protocol_feron_const = {
.te_short = 350,
.te_long = 750,
.te_delta = 150,
.min_count_bit_for_found = 32,
};
struct SubGhzProtocolDecoderFeron {
SubGhzProtocolDecoderBase base;
SubGhzBlockDecoder decoder;
SubGhzBlockGeneric generic;
};
struct SubGhzProtocolEncoderFeron {
SubGhzProtocolEncoderBase base;
SubGhzProtocolBlockEncoder encoder;
SubGhzBlockGeneric generic;
};
typedef enum {
FeronDecoderStepReset = 0,
FeronDecoderStepSaveDuration,
FeronDecoderStepCheckDuration,
} FeronDecoderStep;
const SubGhzProtocolDecoder subghz_protocol_feron_decoder = {
.alloc = subghz_protocol_decoder_feron_alloc,
.free = subghz_protocol_decoder_feron_free,
.feed = subghz_protocol_decoder_feron_feed,
.reset = subghz_protocol_decoder_feron_reset,
.get_hash_data = NULL,
.get_hash_data_long = subghz_protocol_decoder_feron_get_hash_data,
.serialize = subghz_protocol_decoder_feron_serialize,
.deserialize = subghz_protocol_decoder_feron_deserialize,
.get_string = subghz_protocol_decoder_feron_get_string,
.get_string_brief = NULL,
};
const SubGhzProtocolEncoder subghz_protocol_feron_encoder = {
.alloc = subghz_protocol_encoder_feron_alloc,
.free = subghz_protocol_encoder_feron_free,
.deserialize = subghz_protocol_encoder_feron_deserialize,
.stop = subghz_protocol_encoder_feron_stop,
.yield = subghz_protocol_encoder_feron_yield,
};
const SubGhzProtocol subghz_protocol_feron = {
.name = SUBGHZ_PROTOCOL_FERON_NAME,
.type = SubGhzProtocolTypeStatic,
.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable |
SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save | SubGhzProtocolFlag_Send,
.decoder = &subghz_protocol_feron_decoder,
.encoder = &subghz_protocol_feron_encoder,
.filter = SubGhzProtocolFilter_Sensors,
};
void* subghz_protocol_encoder_feron_alloc(SubGhzEnvironment* environment) {
UNUSED(environment);
SubGhzProtocolEncoderFeron* instance = malloc(sizeof(SubGhzProtocolEncoderFeron));
instance->base.protocol = &subghz_protocol_feron;
instance->generic.protocol_name = instance->base.protocol->name;
instance->encoder.repeat = 10;
instance->encoder.size_upload = 256;
instance->encoder.upload = malloc(instance->encoder.size_upload * sizeof(LevelDuration));
instance->encoder.is_running = false;
return instance;
}
void subghz_protocol_encoder_feron_free(void* context) {
furi_assert(context);
SubGhzProtocolEncoderFeron* instance = context;
free(instance->encoder.upload);
free(instance);
}
/**
* Generating an upload from data.
* @param instance Pointer to a SubGhzProtocolEncoderFeron instance
*/
static void subghz_protocol_encoder_feron_get_upload(SubGhzProtocolEncoderFeron* instance) {
furi_assert(instance);
size_t index = 0;
// Send key and GAP
for(uint8_t i = instance->generic.data_count_bit; i > 0; i--) {
if(bit_read(instance->generic.data, i - 1)) {
// Send bit 1
instance->encoder.upload[index++] =
level_duration_make(true, (uint32_t)subghz_protocol_feron_const.te_long);
if(i == 1) {
//Send 500/500 and gap if bit was last
instance->encoder.upload[index++] = level_duration_make(
false, (uint32_t)subghz_protocol_feron_const.te_short + 150);
instance->encoder.upload[index++] = level_duration_make(
true, (uint32_t)subghz_protocol_feron_const.te_short + 150);
// Gap
instance->encoder.upload[index++] =
level_duration_make(false, (uint32_t)subghz_protocol_feron_const.te_long * 6);
} else {
instance->encoder.upload[index++] =
level_duration_make(false, (uint32_t)subghz_protocol_feron_const.te_short);
}
} else {
// Send bit 0
instance->encoder.upload[index++] =
level_duration_make(true, (uint32_t)subghz_protocol_feron_const.te_short);
if(i == 1) {
//Send 500/500 and gap if bit was last
instance->encoder.upload[index++] = level_duration_make(
false, (uint32_t)subghz_protocol_feron_const.te_short + 150);
instance->encoder.upload[index++] = level_duration_make(
true, (uint32_t)subghz_protocol_feron_const.te_short + 150);
// Gap
instance->encoder.upload[index++] =
level_duration_make(false, (uint32_t)subghz_protocol_feron_const.te_long * 6);
} else {
instance->encoder.upload[index++] =
level_duration_make(false, (uint32_t)subghz_protocol_feron_const.te_long);
}
}
}
instance->encoder.size_upload = index;
return;
}
/**
* Analysis of received data
* @param instance Pointer to a SubGhzBlockGeneric* instance
*/
static void subghz_protocol_feron_check_remote_controller(SubGhzBlockGeneric* instance) {
instance->serial = instance->data >> 16;
}
SubGhzProtocolStatus
subghz_protocol_encoder_feron_deserialize(void* context, FlipperFormat* flipper_format) {
furi_assert(context);
SubGhzProtocolEncoderFeron* instance = context;
SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
do {
ret = subghz_block_generic_deserialize_check_count_bit(
&instance->generic,
flipper_format,
subghz_protocol_feron_const.min_count_bit_for_found);
if(ret != SubGhzProtocolStatusOk) {
break;
}
//optional parameter parameter
flipper_format_read_uint32(
flipper_format, "Repeat", (uint32_t*)&instance->encoder.repeat, 1);
subghz_protocol_feron_check_remote_controller(&instance->generic);
subghz_protocol_encoder_feron_get_upload(instance);
instance->encoder.is_running = true;
} while(false);
return ret;
}
void subghz_protocol_encoder_feron_stop(void* context) {
SubGhzProtocolEncoderFeron* instance = context;
instance->encoder.is_running = false;
}
LevelDuration subghz_protocol_encoder_feron_yield(void* context) {
SubGhzProtocolEncoderFeron* instance = context;
if(instance->encoder.repeat == 0 || !instance->encoder.is_running) {
instance->encoder.is_running = false;
return level_duration_reset();
}
LevelDuration ret = instance->encoder.upload[instance->encoder.front];
if(++instance->encoder.front == instance->encoder.size_upload) {
instance->encoder.repeat--;
instance->encoder.front = 0;
}
return ret;
}
void* subghz_protocol_decoder_feron_alloc(SubGhzEnvironment* environment) {
UNUSED(environment);
SubGhzProtocolDecoderFeron* instance = malloc(sizeof(SubGhzProtocolDecoderFeron));
instance->base.protocol = &subghz_protocol_feron;
instance->generic.protocol_name = instance->base.protocol->name;
return instance;
}
void subghz_protocol_decoder_feron_free(void* context) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
free(instance);
}
void subghz_protocol_decoder_feron_reset(void* context) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
instance->decoder.parser_step = FeronDecoderStepReset;
}
void subghz_protocol_decoder_feron_feed(void* context, bool level, volatile uint32_t duration) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
// Feron Decoder
// 2025.04 - @xMasterX (MMX)
// Key samples
/*
0110001100111000 1000010101111010 - ON
0110001100111000 1000010001111011 - OFF
0110001100111000 1000011001111001 - brightness up
0110001100111000 1000011101111000 - brightness down
0110001100111000 1000001001111101 - scroll mode command
------------------------------------------
0110001100111000 0111000010001111 - R
0110001100111000 0001101011100101 - B
0110001100111000 0100000010111111 - G
*/
switch(instance->decoder.parser_step) {
case FeronDecoderStepReset:
if((!level) && (DURATION_DIFF(duration, subghz_protocol_feron_const.te_long * 6) <
subghz_protocol_feron_const.te_delta * 4)) {
//Found GAP
instance->decoder.decode_data = 0;
instance->decoder.decode_count_bit = 0;
instance->decoder.parser_step = FeronDecoderStepSaveDuration;
}
break;
case FeronDecoderStepSaveDuration:
if(level) {
instance->decoder.te_last = duration;
instance->decoder.parser_step = FeronDecoderStepCheckDuration;
} else {
instance->decoder.parser_step = FeronDecoderStepReset;
}
break;
case FeronDecoderStepCheckDuration:
if(!level) {
// Bit 0 is short and long timing = 350us HIGH (te_last) and 750us LOW
if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_feron_const.te_short) <
subghz_protocol_feron_const.te_delta) &&
(DURATION_DIFF(duration, subghz_protocol_feron_const.te_long) <
subghz_protocol_feron_const.te_delta)) {
subghz_protocol_blocks_add_bit(&instance->decoder, 0);
instance->decoder.parser_step = FeronDecoderStepSaveDuration;
// Bit 1 is long and short timing = 750us HIGH (te_last) and 350us LOW
} else if(
(DURATION_DIFF(instance->decoder.te_last, subghz_protocol_feron_const.te_long) <
subghz_protocol_feron_const.te_delta) &&
(DURATION_DIFF(duration, subghz_protocol_feron_const.te_short) <
subghz_protocol_feron_const.te_delta)) {
subghz_protocol_blocks_add_bit(&instance->decoder, 1);
instance->decoder.parser_step = FeronDecoderStepSaveDuration;
} else if(
// End of the key 500Low(we are here)/500High us
DURATION_DIFF(
duration, (uint16_t)(subghz_protocol_feron_const.te_short + (uint16_t)150)) <
subghz_protocol_feron_const.te_delta) {
if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_feron_const.te_short) <
subghz_protocol_feron_const.te_delta)) {
subghz_protocol_blocks_add_bit(&instance->decoder, 0);
}
if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_feron_const.te_long) <
subghz_protocol_feron_const.te_delta)) {
subghz_protocol_blocks_add_bit(&instance->decoder, 1);
}
// If got 32 bits key reading is finished
if(instance->decoder.decode_count_bit ==
subghz_protocol_feron_const.min_count_bit_for_found) {
instance->generic.data = instance->decoder.decode_data;
instance->generic.data_count_bit = instance->decoder.decode_count_bit;
if(instance->base.callback)
instance->base.callback(&instance->base, instance->base.context);
}
instance->decoder.decode_data = 0;
instance->decoder.decode_count_bit = 0;
instance->decoder.parser_step = FeronDecoderStepReset;
} else {
instance->decoder.parser_step = FeronDecoderStepReset;
}
} else {
instance->decoder.parser_step = FeronDecoderStepReset;
}
break;
}
}
uint32_t subghz_protocol_decoder_feron_get_hash_data(void* context) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
return subghz_protocol_blocks_get_hash_data_long(
&instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
}
SubGhzProtocolStatus subghz_protocol_decoder_feron_serialize(
void* context,
FlipperFormat* flipper_format,
SubGhzRadioPreset* preset) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
}
SubGhzProtocolStatus
subghz_protocol_decoder_feron_deserialize(void* context, FlipperFormat* flipper_format) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
return subghz_block_generic_deserialize_check_count_bit(
&instance->generic, flipper_format, subghz_protocol_feron_const.min_count_bit_for_found);
}
void subghz_protocol_decoder_feron_get_string(void* context, FuriString* output) {
furi_assert(context);
SubGhzProtocolDecoderFeron* instance = context;
subghz_protocol_feron_check_remote_controller(&instance->generic);
furi_string_cat_printf(
output,
"%s %db\r\n"
"Key: 0x%08lX\r\n"
"Serial: 0x%04lX\r\n"
"Command: 0x%04lX\r\n",
instance->generic.protocol_name,
instance->generic.data_count_bit,
(uint32_t)(instance->generic.data & 0xFFFFFFFF),
instance->generic.serial,
(uint32_t)(instance->generic.data & 0xFFFF));
}