53435579b3
* fbt, faploader: minimal app module implementation * faploader, libs: moved API hashtable core to flipper_application * example: compound api * lib: flipper_application: naming fixes, doxygen comments * fbt: changed `requires` manifest field behavior for app extensions * examples: refactored plugin apps; faploader: changed new API naming; fbt: changed PLUGIN app type meaning * loader: dropped support for debug apps & plugin menus * moved applications/plugins -> applications/external * Restored x bit on chiplist_convert.py * git: fixed free-dap submodule path * pvs: updated submodule paths * examples: example_advanced_plugins.c: removed potential memory leak on errors * examples: example_plugins: refined requires * fbt: not deploying app modules for debug/sample apps; extra validation for .PLUGIN-type apps * apps: removed cdefines for external apps * fbt: moved ext app path definition * fbt: reworked fap_dist handling; f18: synced api_symbols.csv * fbt: removed resources_paths for extapps * scripts: reworked storage * scripts: reworked runfap.py & selfupdate.py to use new api * wip: fal runner * fbt: moved file packaging into separate module * scripts: storage: fixes * scripts: storage: minor fixes for new api * fbt: changed internal artifact storage details for external apps * scripts: storage: additional fixes and better error reporting; examples: using APP_DATA_PATH() * fbt, scripts: reworked launch_app to deploy plugins; moved old runfap.py to distfap.py * fbt: extra check for plugins descriptors * fbt: additional checks in emitter * fbt: better info message on SDK rebuild * scripts: removed requirements.txt * loader: removed remnants of plugins & debug menus * post-review fixes
322 lines
12 KiB
C
322 lines
12 KiB
C
#include "oregon_v1.h"
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#include <lib/toolbox/manchester_decoder.h>
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#define TAG "WSProtocolOregon_V1"
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/*
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* Help
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* https://github.dev/merbanan/rtl_433/blob/bb1be7f186ac0fdb7dc5d77693847d96fb95281e/src/devices/oregon_scientific_v1.c
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*
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* OSv1 protocol.
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*
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* MC with nominal bit width of 2930 us.
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* Pulses are somewhat longer than nominal half-bit width, 1748 us / 3216 us,
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* Gaps are somewhat shorter than nominal half-bit width, 1176 us / 2640 us.
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* After 12 preamble bits there is 4200 us gap, 5780 us pulse, 5200 us gap.
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* And next 32 bit data
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*
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* Care must be taken with the gap after the sync pulse since it
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* is outside of the normal clocking. Because of this a data stream
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* beginning with a 0 will have data in this gap.
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*
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*
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* Data is in reverse order of bits
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* RevBit(data32bit)=> tib23atad
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*
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* tib23atad => xxxxxxxx | busuTTTT | ttttzzzz | ccuuiiii
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*
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* - i: ID
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* - x: CRC;
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* - u: unknown;
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* - b: battery low; flag to indicate low battery voltage
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* - s: temperature sign
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* - T: BCD, Temperature; in °C * 10
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* - t: BCD, Temperature; in °C * 1
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* - z: BCD, Temperature; in °C * 0.1
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* - c: Channel 00=CH1, 01=CH2, 10=CH3
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*
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*/
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#define OREGON_V1_HEADER_OK 0xFF
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static const SubGhzBlockConst ws_protocol_oregon_v1_const = {
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.te_short = 1465,
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.te_long = 2930,
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.te_delta = 350,
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.min_count_bit_for_found = 32,
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};
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struct WSProtocolDecoderOregon_V1 {
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SubGhzProtocolDecoderBase base;
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SubGhzBlockDecoder decoder;
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WSBlockGeneric generic;
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ManchesterState manchester_state;
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uint16_t header_count;
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uint8_t first_bit;
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};
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struct WSProtocolEncoderOregon_V1 {
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SubGhzProtocolEncoderBase base;
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SubGhzProtocolBlockEncoder encoder;
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WSBlockGeneric generic;
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};
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typedef enum {
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Oregon_V1DecoderStepReset = 0,
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Oregon_V1DecoderStepFoundPreamble,
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Oregon_V1DecoderStepParse,
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} Oregon_V1DecoderStep;
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const SubGhzProtocolDecoder ws_protocol_oregon_v1_decoder = {
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.alloc = ws_protocol_decoder_oregon_v1_alloc,
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.free = ws_protocol_decoder_oregon_v1_free,
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.feed = ws_protocol_decoder_oregon_v1_feed,
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.reset = ws_protocol_decoder_oregon_v1_reset,
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.get_hash_data = ws_protocol_decoder_oregon_v1_get_hash_data,
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.serialize = ws_protocol_decoder_oregon_v1_serialize,
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.deserialize = ws_protocol_decoder_oregon_v1_deserialize,
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.get_string = ws_protocol_decoder_oregon_v1_get_string,
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};
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const SubGhzProtocolEncoder ws_protocol_oregon_v1_encoder = {
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.alloc = NULL,
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.free = NULL,
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.deserialize = NULL,
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.stop = NULL,
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.yield = NULL,
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};
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const SubGhzProtocol ws_protocol_oregon_v1 = {
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.name = WS_PROTOCOL_OREGON_V1_NAME,
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.type = SubGhzProtocolWeatherStation,
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.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_315 | SubGhzProtocolFlag_868 |
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SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable,
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.decoder = &ws_protocol_oregon_v1_decoder,
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.encoder = &ws_protocol_oregon_v1_encoder,
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};
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void* ws_protocol_decoder_oregon_v1_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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WSProtocolDecoderOregon_V1* instance = malloc(sizeof(WSProtocolDecoderOregon_V1));
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instance->base.protocol = &ws_protocol_oregon_v1;
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instance->generic.protocol_name = instance->base.protocol->name;
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return instance;
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}
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void ws_protocol_decoder_oregon_v1_free(void* context) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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free(instance);
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}
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void ws_protocol_decoder_oregon_v1_reset(void* context) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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instance->decoder.parser_step = Oregon_V1DecoderStepReset;
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}
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static bool ws_protocol_oregon_v1_check(WSProtocolDecoderOregon_V1* instance) {
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if(!instance->decoder.decode_data) return false;
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uint64_t data = subghz_protocol_blocks_reverse_key(instance->decoder.decode_data, 32);
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uint16_t crc = (data & 0xff) + ((data >> 8) & 0xff) + ((data >> 16) & 0xff);
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crc = (crc & 0xff) + ((crc >> 8) & 0xff);
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return (crc == ((data >> 24) & 0xFF));
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}
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/**
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* Analysis of received data
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* @param instance Pointer to a WSBlockGeneric* instance
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*/
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static void ws_protocol_oregon_v1_remote_controller(WSBlockGeneric* instance) {
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uint64_t data = subghz_protocol_blocks_reverse_key(instance->data, 32);
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instance->id = data & 0xFF;
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instance->channel = ((data >> 6) & 0x03) + 1;
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float temp_raw =
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((data >> 8) & 0x0F) * 0.1f + ((data >> 12) & 0x0F) + ((data >> 16) & 0x0F) * 10.0f;
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if(!((data >> 21) & 1)) {
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instance->temp = temp_raw;
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} else {
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instance->temp = -temp_raw;
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}
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instance->battery_low = !((instance->data >> 23) & 1ULL);
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instance->btn = WS_NO_BTN;
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instance->humidity = WS_NO_HUMIDITY;
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}
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void ws_protocol_decoder_oregon_v1_feed(void* context, bool level, uint32_t duration) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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ManchesterEvent event = ManchesterEventReset;
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switch(instance->decoder.parser_step) {
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case Oregon_V1DecoderStepReset:
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if((level) && (DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta)) {
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instance->decoder.parser_step = Oregon_V1DecoderStepFoundPreamble;
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instance->decoder.te_last = duration;
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instance->header_count = 0;
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}
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break;
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case Oregon_V1DecoderStepFoundPreamble:
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if(level) {
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//keep high levels, if they suit our durations
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if((DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta) ||
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(DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short * 4) <
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ws_protocol_oregon_v1_const.te_delta)) {
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instance->decoder.te_last = duration;
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} else {
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instance->decoder.parser_step = Oregon_V1DecoderStepReset;
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}
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} else if(
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//checking low levels
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(DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta) &&
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(DURATION_DIFF(instance->decoder.te_last, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta)) {
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// Found header
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instance->header_count++;
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} else if(
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(DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short * 3) <
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ws_protocol_oregon_v1_const.te_delta) &&
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(DURATION_DIFF(instance->decoder.te_last, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta)) {
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// check header
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if(instance->header_count > 7) {
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instance->header_count = OREGON_V1_HEADER_OK;
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}
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} else if(
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(instance->header_count == OREGON_V1_HEADER_OK) &&
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(DURATION_DIFF(instance->decoder.te_last, ws_protocol_oregon_v1_const.te_short * 4) <
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ws_protocol_oregon_v1_const.te_delta)) {
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//found all the necessary patterns
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 1;
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manchester_advance(
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instance->manchester_state,
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ManchesterEventReset,
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&instance->manchester_state,
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NULL);
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instance->decoder.parser_step = Oregon_V1DecoderStepParse;
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if(duration < ws_protocol_oregon_v1_const.te_short * 4) {
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instance->first_bit = 1;
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} else {
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instance->first_bit = 0;
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}
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} else {
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instance->decoder.parser_step = Oregon_V1DecoderStepReset;
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}
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break;
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case Oregon_V1DecoderStepParse:
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if(level) {
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if(DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta) {
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event = ManchesterEventShortHigh;
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} else if(
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DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_long) <
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ws_protocol_oregon_v1_const.te_delta) {
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event = ManchesterEventLongHigh;
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} else {
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instance->decoder.parser_step = Oregon_V1DecoderStepReset;
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}
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} else {
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if(DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_short) <
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ws_protocol_oregon_v1_const.te_delta) {
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event = ManchesterEventShortLow;
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} else if(
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DURATION_DIFF(duration, ws_protocol_oregon_v1_const.te_long) <
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ws_protocol_oregon_v1_const.te_delta) {
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event = ManchesterEventLongLow;
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} else if(duration >= ((uint32_t)ws_protocol_oregon_v1_const.te_long * 2)) {
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if(instance->decoder.decode_count_bit ==
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ws_protocol_oregon_v1_const.min_count_bit_for_found) {
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if(instance->first_bit) {
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instance->decoder.decode_data = ~instance->decoder.decode_data | (1 << 31);
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}
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if(ws_protocol_oregon_v1_check(instance)) {
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instance->generic.data = instance->decoder.decode_data;
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instance->generic.data_count_bit = instance->decoder.decode_count_bit;
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ws_protocol_oregon_v1_remote_controller(&instance->generic);
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if(instance->base.callback)
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instance->base.callback(&instance->base, instance->base.context);
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}
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}
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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manchester_advance(
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instance->manchester_state,
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ManchesterEventReset,
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&instance->manchester_state,
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NULL);
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} else {
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instance->decoder.parser_step = Oregon_V1DecoderStepReset;
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}
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}
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if(event != ManchesterEventReset) {
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bool data;
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bool data_ok = manchester_advance(
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instance->manchester_state, event, &instance->manchester_state, &data);
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if(data_ok) {
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instance->decoder.decode_data = (instance->decoder.decode_data << 1) | !data;
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instance->decoder.decode_count_bit++;
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}
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}
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break;
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}
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}
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uint8_t ws_protocol_decoder_oregon_v1_get_hash_data(void* context) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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return subghz_protocol_blocks_get_hash_data(
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&instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
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}
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SubGhzProtocolStatus ws_protocol_decoder_oregon_v1_serialize(
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void* context,
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FlipperFormat* flipper_format,
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SubGhzRadioPreset* preset) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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return ws_block_generic_serialize(&instance->generic, flipper_format, preset);
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}
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SubGhzProtocolStatus
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ws_protocol_decoder_oregon_v1_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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return ws_block_generic_deserialize_check_count_bit(
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&instance->generic, flipper_format, ws_protocol_oregon_v1_const.min_count_bit_for_found);
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}
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void ws_protocol_decoder_oregon_v1_get_string(void* context, FuriString* output) {
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furi_assert(context);
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WSProtocolDecoderOregon_V1* instance = context;
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furi_string_printf(
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output,
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"%s %dbit\r\n"
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"Key:0x%lX%08lX\r\n"
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"Sn:0x%lX Ch:%d Bat:%d\r\n"
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"Temp:%3.1f C Hum:%d%%",
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instance->generic.protocol_name,
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instance->generic.data_count_bit,
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(uint32_t)(instance->generic.data >> 32),
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(uint32_t)(instance->generic.data),
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instance->generic.id,
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instance->generic.channel,
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instance->generic.battery_low,
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(double)instance->generic.temp,
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instance->generic.humidity);
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}
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