subghz: add treadmill37 protocol

documentation/SubGHzSupportedSystems.md

@@ -78,6 +78,7 @@ That list is only for default SubGHz app, apps like *Weather Station* have their
 - Princeton (PT2262, PT****) `315MHz, 433.92MHz, Any other frequency` `AM650` (24 bits, Static)
 - SMC5326 `315MHz, 433.92MHz, Any other frequency` `AM650` (25 bits, Static)
 - Hay21 `433.92MHz` `AM650` (21 bits, Dynamic)
+- Treadmill37 (QH-433) `433.92MHz` `AM650` (37 bits, Static)
 
 ---
 

lib/subghz/protocols/protocol_items.c

@@ -26,7 +26,7 @@ const SubGhzProtocol* const subghz_protocol_registry_items[] = {
     &subghz_protocol_marantec24,    &subghz_protocol_hollarm,
     &subghz_protocol_hay21,         &subghz_protocol_revers_rb2,
     &subghz_protocol_feron,         &subghz_protocol_roger,
-    &subghz_protocol_elplast,
+    &subghz_protocol_elplast,       &subghz_protocol_treadmill37,
 };
 
 const SubGhzProtocolRegistry subghz_protocol_registry = {

lib/subghz/protocols/protocol_items.h

@@ -53,3 +53,4 @@
 #include "feron.h"
 #include "roger.h"
 #include "elplast.h"
+#include "treadmill37.h"

lib/subghz/protocols/treadmill37.c

@@ -0,0 +1,349 @@
+#include "treadmill37.h"
+#include "../blocks/const.h"
+#include "../blocks/decoder.h"
+#include "../blocks/encoder.h"
+#include "../blocks/generic.h"
+#include "../blocks/math.h"
+
+#define TAG "SubGhzProtocolTreadmill37"
+
+static const SubGhzBlockConst subghz_protocol_treadmill37_const = {
+    .te_short = 300,
+    .te_long = 900,
+    .te_delta = 150,
+    .min_count_bit_for_found = 37,
+};
+
+struct SubGhzProtocolDecoderTreadmill37 {
+    SubGhzProtocolDecoderBase base;
+
+    SubGhzBlockDecoder decoder;
+    SubGhzBlockGeneric generic;
+};
+
+struct SubGhzProtocolEncoderTreadmill37 {
+    SubGhzProtocolEncoderBase base;
+
+    SubGhzProtocolBlockEncoder encoder;
+    SubGhzBlockGeneric generic;
+};
+
+typedef enum {
+    Treadmill37DecoderStepReset = 0,
+    Treadmill37DecoderStepSaveDuration,
+    Treadmill37DecoderStepCheckDuration,
+} Treadmill37DecoderStep;
+
+const SubGhzProtocolDecoder subghz_protocol_treadmill37_decoder = {
+    .alloc = subghz_protocol_decoder_treadmill37_alloc,
+    .free = subghz_protocol_decoder_treadmill37_free,
+
+    .feed = subghz_protocol_decoder_treadmill37_feed,
+    .reset = subghz_protocol_decoder_treadmill37_reset,
+
+    .get_hash_data = subghz_protocol_decoder_treadmill37_get_hash_data,
+    .serialize = subghz_protocol_decoder_treadmill37_serialize,
+    .deserialize = subghz_protocol_decoder_treadmill37_deserialize,
+    .get_string = subghz_protocol_decoder_treadmill37_get_string,
+};
+
+const SubGhzProtocolEncoder subghz_protocol_treadmill37_encoder = {
+    .alloc = subghz_protocol_encoder_treadmill37_alloc,
+    .free = subghz_protocol_encoder_treadmill37_free,
+
+    .deserialize = subghz_protocol_encoder_treadmill37_deserialize,
+    .stop = subghz_protocol_encoder_treadmill37_stop,
+    .yield = subghz_protocol_encoder_treadmill37_yield,
+};
+
+const SubGhzProtocol subghz_protocol_treadmill37 = {
+    .name = SUBGHZ_PROTOCOL_TREADMILL37_NAME,
+    .type = SubGhzProtocolTypeStatic,
+    .flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable |
+            SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save | SubGhzProtocolFlag_Send,
+
+    .decoder = &subghz_protocol_treadmill37_decoder,
+    .encoder = &subghz_protocol_treadmill37_encoder,
+};
+
+void* subghz_protocol_encoder_treadmill37_alloc(SubGhzEnvironment* environment) {
+    UNUSED(environment);
+    SubGhzProtocolEncoderTreadmill37* instance = malloc(sizeof(SubGhzProtocolEncoderTreadmill37));
+
+    instance->base.protocol = &subghz_protocol_treadmill37;
+    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_treadmill37_free(void* context) {
+    furi_assert(context);
+    SubGhzProtocolEncoderTreadmill37* instance = context;
+    free(instance->encoder.upload);
+    free(instance);
+}
+
+/**
+ * Generating an upload from data.
+ * @param instance Pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ */
+static void
+    subghz_protocol_encoder_treadmill37_get_upload(SubGhzProtocolEncoderTreadmill37* 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_treadmill37_const.te_long);
+            if(i == 1) {
+                //Send gap if bit was last
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_treadmill37_const.te_short * 20);
+            } else {
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_treadmill37_const.te_short);
+            }
+        } else {
+            // Send bit 0
+            instance->encoder.upload[index++] =
+                level_duration_make(true, (uint32_t)subghz_protocol_treadmill37_const.te_short);
+            if(i == 1) {
+                //Send gap if bit was last
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_treadmill37_const.te_short * 20);
+            } else {
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_treadmill37_const.te_long);
+            }
+        }
+    }
+
+    instance->encoder.size_upload = index;
+    return;
+}
+
+/** 
+ * Analysis of received data
+ * @param instance Pointer to a SubGhzBlockGeneric* instance
+ */
+static void subghz_protocol_treadmill37_check_remote_controller(SubGhzBlockGeneric* instance) {
+    instance->serial = instance->data >> 17;
+    instance->cnt = (instance->data >> 1) & 0xFFFF;
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_encoder_treadmill37_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_assert(context);
+    SubGhzProtocolEncoderTreadmill37* instance = context;
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+    do {
+        ret = subghz_block_generic_deserialize_check_count_bit(
+            &instance->generic,
+            flipper_format,
+            subghz_protocol_treadmill37_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_treadmill37_check_remote_controller(&instance->generic);
+        subghz_protocol_encoder_treadmill37_get_upload(instance);
+        instance->encoder.is_running = true;
+    } while(false);
+
+    return ret;
+}
+
+void subghz_protocol_encoder_treadmill37_stop(void* context) {
+    SubGhzProtocolEncoderTreadmill37* instance = context;
+    instance->encoder.is_running = false;
+}
+
+LevelDuration subghz_protocol_encoder_treadmill37_yield(void* context) {
+    SubGhzProtocolEncoderTreadmill37* 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_treadmill37_alloc(SubGhzEnvironment* environment) {
+    UNUSED(environment);
+    SubGhzProtocolDecoderTreadmill37* instance = malloc(sizeof(SubGhzProtocolDecoderTreadmill37));
+    instance->base.protocol = &subghz_protocol_treadmill37;
+    instance->generic.protocol_name = instance->base.protocol->name;
+    return instance;
+}
+
+void subghz_protocol_decoder_treadmill37_free(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+    free(instance);
+}
+
+void subghz_protocol_decoder_treadmill37_reset(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+    instance->decoder.parser_step = Treadmill37DecoderStepReset;
+}
+
+void subghz_protocol_decoder_treadmill37_feed(
+    void* context,
+    bool level,
+    volatile uint32_t duration) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+
+    // Treadmill37 (QH-433) Decoder
+    // 2026 - @xMasterX (MMX)
+
+    // Key samples
+    //              serial                  button           stop
+    // 1800001830 = 00011000000000000000000 0000110000011000 0
+    // 180000061E = 00011000000000000000000 0000001100001111 0
+    // 180000142C = 00011000000000000000000 0000101000010110 0
+    // 1800000C24 = 00011000000000000000000 0000011000010010 0
+    // 180001556C = 00011000000000000000000 1010101010110110 0
+    // 180001334A = 00011000000000000000000 1001100110100101 0
+
+    switch(instance->decoder.parser_step) {
+    case Treadmill37DecoderStepReset:
+        if((!level) && (DURATION_DIFF(duration, subghz_protocol_treadmill37_const.te_short * 20) <
+                        subghz_protocol_treadmill37_const.te_delta * 4)) {
+            //Found GAP
+            instance->decoder.decode_data = 0;
+            instance->decoder.decode_count_bit = 0;
+            instance->decoder.parser_step = Treadmill37DecoderStepSaveDuration;
+        }
+        break;
+    case Treadmill37DecoderStepSaveDuration:
+        if(level) {
+            instance->decoder.te_last = duration;
+            instance->decoder.parser_step = Treadmill37DecoderStepCheckDuration;
+        } else {
+            instance->decoder.parser_step = Treadmill37DecoderStepReset;
+        }
+        break;
+    case Treadmill37DecoderStepCheckDuration:
+        if(!level) {
+            // Bit 0 is short and long timing = 300us HIGH (te_last) and 900us LOW
+            if((DURATION_DIFF(
+                    instance->decoder.te_last, subghz_protocol_treadmill37_const.te_short) <
+                subghz_protocol_treadmill37_const.te_delta) &&
+               (DURATION_DIFF(duration, subghz_protocol_treadmill37_const.te_long) <
+                subghz_protocol_treadmill37_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                instance->decoder.parser_step = Treadmill37DecoderStepSaveDuration;
+                // Bit 1 is long and short timing = 900us HIGH (te_last) and 300us LOW
+            } else if(
+                (DURATION_DIFF(
+                     instance->decoder.te_last, subghz_protocol_treadmill37_const.te_long) <
+                 subghz_protocol_treadmill37_const.te_delta) &&
+                (DURATION_DIFF(duration, subghz_protocol_treadmill37_const.te_short) <
+                 subghz_protocol_treadmill37_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                instance->decoder.parser_step = Treadmill37DecoderStepSaveDuration;
+            } else if(
+                // End of the key
+                DURATION_DIFF(duration, subghz_protocol_treadmill37_const.te_short * 20) <
+                subghz_protocol_treadmill37_const.te_delta * 4) {
+                //Found next GAP and add bit 0 or 1 (only bit 0 was found on the remotes)
+                if((DURATION_DIFF(
+                        instance->decoder.te_last, subghz_protocol_treadmill37_const.te_short) <
+                    subghz_protocol_treadmill37_const.te_delta)) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                }
+                if((DURATION_DIFF(
+                        instance->decoder.te_last, subghz_protocol_treadmill37_const.te_long) <
+                    subghz_protocol_treadmill37_const.te_delta)) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                }
+                // If got 37 bits key reading is finished
+                if(instance->decoder.decode_count_bit ==
+                   subghz_protocol_treadmill37_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 = Treadmill37DecoderStepReset;
+            } else {
+                instance->decoder.parser_step = Treadmill37DecoderStepReset;
+            }
+        } else {
+            instance->decoder.parser_step = Treadmill37DecoderStepReset;
+        }
+        break;
+    }
+}
+
+uint8_t subghz_protocol_decoder_treadmill37_get_hash_data(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+    return subghz_protocol_blocks_get_hash_data(
+        &instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
+}
+
+SubGhzProtocolStatus subghz_protocol_decoder_treadmill37_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+    return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_treadmill37_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+    return subghz_block_generic_deserialize_check_count_bit(
+        &instance->generic,
+        flipper_format,
+        subghz_protocol_treadmill37_const.min_count_bit_for_found);
+}
+
+void subghz_protocol_decoder_treadmill37_get_string(void* context, FuriString* output) {
+    furi_assert(context);
+    SubGhzProtocolDecoderTreadmill37* instance = context;
+
+    subghz_protocol_treadmill37_check_remote_controller(&instance->generic);
+
+    uint64_t code_found_reverse = subghz_protocol_blocks_reverse_key(
+        instance->generic.data, instance->generic.data_count_bit);
+
+    furi_string_cat_printf(
+        output,
+        "%s %db\r\n"
+        "Key: 0x%08llX\r\n"
+        "Yek: 0x%08llX\r\n"
+        "Serial: 0x%06lX\r\n"
+        "Btn: %04lX",
+        instance->generic.protocol_name,
+        instance->generic.data_count_bit,
+        (uint64_t)(instance->generic.data & 0xFFFFFFFFFF),
+        (code_found_reverse & 0xFFFFFFFFFF),
+        instance->generic.serial,
+        instance->generic.cnt);
+}

lib/subghz/protocols/treadmill37.h

@@ -0,0 +1,109 @@
+#pragma once
+
+#include "base.h"
+
+#define SUBGHZ_PROTOCOL_TREADMILL37_NAME "Treadmill37"
+
+typedef struct SubGhzProtocolDecoderTreadmill37 SubGhzProtocolDecoderTreadmill37;
+typedef struct SubGhzProtocolEncoderTreadmill37 SubGhzProtocolEncoderTreadmill37;
+
+extern const SubGhzProtocolDecoder subghz_protocol_treadmill37_decoder;
+extern const SubGhzProtocolEncoder subghz_protocol_treadmill37_encoder;
+extern const SubGhzProtocol subghz_protocol_treadmill37;
+
+/**
+ * Allocate SubGhzProtocolEncoderTreadmill37.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolEncoderTreadmill37* pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ */
+void* subghz_protocol_encoder_treadmill37_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolEncoderTreadmill37.
+ * @param context Pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ */
+void subghz_protocol_encoder_treadmill37_free(void* context);
+
+/**
+ * Deserialize and generating an upload to send.
+ * @param context Pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return status
+ */
+SubGhzProtocolStatus
+    subghz_protocol_encoder_treadmill37_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Forced transmission stop.
+ * @param context Pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ */
+void subghz_protocol_encoder_treadmill37_stop(void* context);
+
+/**
+ * Getting the level and duration of the upload to be loaded into DMA.
+ * @param context Pointer to a SubGhzProtocolEncoderTreadmill37 instance
+ * @return LevelDuration 
+ */
+LevelDuration subghz_protocol_encoder_treadmill37_yield(void* context);
+
+/**
+ * Allocate SubGhzProtocolDecoderTreadmill37.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolDecoderTreadmill37* pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ */
+void* subghz_protocol_decoder_treadmill37_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolDecoderTreadmill37.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ */
+void subghz_protocol_decoder_treadmill37_free(void* context);
+
+/**
+ * Reset decoder SubGhzProtocolDecoderTreadmill37.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ */
+void subghz_protocol_decoder_treadmill37_reset(void* context);
+
+/**
+ * Parse a raw sequence of levels and durations received from the air.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ * @param level Signal level true-high false-low
+ * @param duration Duration of this level in, us
+ */
+void subghz_protocol_decoder_treadmill37_feed(void* context, bool level, uint32_t duration);
+
+/**
+ * Getting the hash sum of the last randomly received parcel.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ * @return hash Hash sum
+ */
+uint8_t subghz_protocol_decoder_treadmill37_get_hash_data(void* context);
+
+/**
+ * Serialize data SubGhzProtocolDecoderTreadmill37.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param preset The modulation on which the signal was received, SubGhzRadioPreset
+ * @return status
+ */
+SubGhzProtocolStatus subghz_protocol_decoder_treadmill37_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset);
+
+/**
+ * Deserialize data SubGhzProtocolDecoderTreadmill37.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return status
+ */
+SubGhzProtocolStatus
+    subghz_protocol_decoder_treadmill37_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Getting a textual representation of the received data.
+ * @param context Pointer to a SubGhzProtocolDecoderTreadmill37 instance
+ * @param output Resulting text
+ */
+void subghz_protocol_decoder_treadmill37_get_string(void* context, FuriString* output);