flipperzero-firmware/lib/subghz/protocols/subghz_protocol_ido.c

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#include "subghz_protocol_ido.h"
struct SubGhzProtocolIDo {
SubGhzProtocolCommon common;
};
SubGhzProtocolIDo* subghz_protocol_ido_alloc(void) {
SubGhzProtocolIDo* instance = furi_alloc(sizeof(SubGhzProtocolIDo));
instance->common.name = "iDo 117/111"; // PT4301-X";
instance->common.code_min_count_bit_for_found = 48;
instance->common.te_shot = 450;
instance->common.te_long = 1450;
instance->common.te_delta = 150;
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_ido_to_str;
return instance;
}
void subghz_protocol_ido_free(SubGhzProtocolIDo* instance) {
furi_assert(instance);
free(instance);
}
/** Send bit
*
* @param instance - SubGhzProtocolIDo instance
* @param bit - bit
*/
void subghz_protocol_ido_send_bit(SubGhzProtocolIDo* instance, uint8_t bit) {
if (bit) {
//send bit 1
SUBGHZ_TX_PIN_HIGTH();
delay_us(instance->common.te_shot);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_shot);
} else {
//send bit 0
SUBGHZ_TX_PIN_HIGTH();
delay_us(instance->common.te_shot);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_long);
}
}
void subghz_protocol_ido_send_key(SubGhzProtocolIDo* instance, uint64_t key, uint8_t bit,uint8_t repeat) {
while (repeat--) {
SUBGHZ_TX_PIN_HIGTH();
//Send header
delay_us(instance->common.te_shot * 10);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_shot * 10);
//Send key data
for (uint8_t i = bit; i > 0; i--) {
subghz_protocol_ido_send_bit(instance, bit_read(key, i - 1));
}
}
}
void subghz_protocol_ido_reset(SubGhzProtocolIDo* instance) {
instance->common.parser_step = 0;
}
/** Analysis of received data
*
* @param instance SubGhzProtocolIDo instance
*/
void subghz_protocol_ido_check_remote_controller(SubGhzProtocolIDo* instance) {
uint64_t code_found_reverse = subghz_protocol_common_reverse_key(instance->common.code_found, instance->common.code_count_bit);
uint32_t code_fix = code_found_reverse & 0xFFFFFF;
//uint32_t code_hop = (code_found_reverse >> 24) & 0xFFFFF;
instance->common.serial = code_fix & 0xFFFFF;
instance->common.btn = (code_fix >> 20) & 0x0F;
if (instance->common.callback) instance->common.callback((SubGhzProtocolCommon*)instance, instance->common.context);
}
void subghz_protocol_ido_parse(SubGhzProtocolIDo* instance, bool level, uint32_t duration) {
switch (instance->common.parser_step) {
case 0:
if ((level)
&& (DURATION_DIFF(duration,instance->common.te_shot * 10)< instance->common.te_delta * 5)) {
instance->common.parser_step = 1;
} else {
instance->common.parser_step = 0;
}
break;
case 1:
if ((!level)
&& (DURATION_DIFF(duration,instance->common.te_shot * 10)< instance->common.te_delta * 5)) {
//Found Preambula
instance->common.parser_step = 2;
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
} else {
instance->common.parser_step = 0;
}
break;
case 2:
if (level) {
if (duration >= (instance->common.te_shot * 5 + instance->common.te_delta)) {
instance->common.parser_step = 1;
if (instance->common.code_count_bit>= instance->common.code_min_count_bit_for_found) {
subghz_protocol_ido_check_remote_controller(instance);
}
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
break;
} else {
instance->common.te_last = duration;
instance->common.parser_step = 3;
}
}else{
instance->common.parser_step = 0;
}
break;
case 3:
if(!level){
if ((DURATION_DIFF(instance->common.te_last,instance->common.te_shot)< instance->common.te_delta)
&& (DURATION_DIFF(duration,instance->common.te_long)< instance->common.te_delta*3)) {
subghz_protocol_common_add_bit(&instance->common, 0);
instance->common.parser_step = 2;
} else if ((DURATION_DIFF(instance->common.te_last,instance->common.te_shot )< instance->common.te_delta*3)
&& (DURATION_DIFF(duration,instance->common.te_shot)< instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 1);
instance->common.parser_step = 2;
} else {
instance->common.parser_step = 0;
}
} else {
instance->common.parser_step = 0;
}
break;
}
}
void subghz_protocol_ido_to_str(SubGhzProtocolIDo* instance, string_t output) {
uint64_t code_found_reverse = subghz_protocol_common_reverse_key(instance->common.code_found, instance->common.code_count_bit);
uint32_t code_fix = code_found_reverse & 0xFFFFFF;
uint32_t code_hop = (code_found_reverse >>24) & 0xFFFFFF;
string_cat_printf(output,
"Protocol %s, %d Bit\r\n"
" KEY:0x%lX%08lX\r\n"
" FIX:%06lX \r\n"
" HOP:%06lX \r\n"
" SN:%05lX BTN:%lX\r\n",
instance->common.name,
instance->common.code_count_bit,
(uint32_t)(instance->common.code_found >> 32),
(uint32_t)instance->common.code_found,
code_fix, code_hop,
instance->common.serial,
instance->common.btn);
}