#include "weather_station_app_i.h" #define TAG "WeatherStation" #include <flipper_format/flipper_format_i.h> void ws_preset_init( void* context, const char* preset_name, uint32_t frequency, uint8_t* preset_data, size_t preset_data_size) { furi_assert(context); WeatherStationApp* app = context; furi_string_set(app->txrx->preset->name, preset_name); app->txrx->preset->frequency = frequency; app->txrx->preset->data = preset_data; app->txrx->preset->data_size = preset_data_size; } bool ws_set_preset(WeatherStationApp* app, const char* preset) { if(!strcmp(preset, "FuriHalSubGhzPresetOok270Async")) { furi_string_set(app->txrx->preset->name, "AM270"); } else if(!strcmp(preset, "FuriHalSubGhzPresetOok650Async")) { furi_string_set(app->txrx->preset->name, "AM650"); } else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev238Async")) { furi_string_set(app->txrx->preset->name, "FM238"); } else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev476Async")) { furi_string_set(app->txrx->preset->name, "FM476"); } else if(!strcmp(preset, "FuriHalSubGhzPresetCustom")) { furi_string_set(app->txrx->preset->name, "CUSTOM"); } else { FURI_LOG_E(TAG, "Unknown preset"); return false; } return true; } void ws_get_frequency_modulation( WeatherStationApp* app, FuriString* frequency, FuriString* modulation) { furi_assert(app); if(frequency != NULL) { furi_string_printf( frequency, "%03ld.%02ld", app->txrx->preset->frequency / 1000000 % 1000, app->txrx->preset->frequency / 10000 % 100); } if(modulation != NULL) { furi_string_printf(modulation, "%.2s", furi_string_get_cstr(app->txrx->preset->name)); } } void ws_begin(WeatherStationApp* app, uint8_t* preset_data) { furi_assert(app); UNUSED(preset_data); furi_hal_subghz_reset(); furi_hal_subghz_idle(); furi_hal_subghz_load_custom_preset(preset_data); furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow); app->txrx->txrx_state = WSTxRxStateIDLE; } uint32_t ws_rx(WeatherStationApp* app, uint32_t frequency) { furi_assert(app); if(!furi_hal_subghz_is_frequency_valid(frequency)) { furi_crash("WeatherStation: Incorrect RX frequency."); } furi_assert( app->txrx->txrx_state != WSTxRxStateRx && app->txrx->txrx_state != WSTxRxStateSleep); furi_hal_subghz_idle(); uint32_t value = furi_hal_subghz_set_frequency_and_path(frequency); furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow); furi_hal_subghz_flush_rx(); furi_hal_subghz_rx(); furi_hal_subghz_start_async_rx(subghz_worker_rx_callback, app->txrx->worker); subghz_worker_start(app->txrx->worker); app->txrx->txrx_state = WSTxRxStateRx; return value; } void ws_idle(WeatherStationApp* app) { furi_assert(app); furi_assert(app->txrx->txrx_state != WSTxRxStateSleep); furi_hal_subghz_idle(); app->txrx->txrx_state = WSTxRxStateIDLE; } void ws_rx_end(WeatherStationApp* app) { furi_assert(app); furi_assert(app->txrx->txrx_state == WSTxRxStateRx); if(subghz_worker_is_running(app->txrx->worker)) { subghz_worker_stop(app->txrx->worker); furi_hal_subghz_stop_async_rx(); } furi_hal_subghz_idle(); app->txrx->txrx_state = WSTxRxStateIDLE; } void ws_sleep(WeatherStationApp* app) { furi_assert(app); furi_hal_subghz_sleep(); app->txrx->txrx_state = WSTxRxStateSleep; } void ws_hopper_update(WeatherStationApp* app) { furi_assert(app); switch(app->txrx->hopper_state) { case WSHopperStateOFF: return; break; case WSHopperStatePause: return; break; case WSHopperStateRSSITimeOut: if(app->txrx->hopper_timeout != 0) { app->txrx->hopper_timeout--; return; } break; default: break; } float rssi = -127.0f; if(app->txrx->hopper_state != WSHopperStateRSSITimeOut) { // See RSSI Calculation timings in CC1101 17.3 RSSI rssi = furi_hal_subghz_get_rssi(); // Stay if RSSI is high enough if(rssi > -90.0f) { app->txrx->hopper_timeout = 10; app->txrx->hopper_state = WSHopperStateRSSITimeOut; return; } } else { app->txrx->hopper_state = WSHopperStateRunnig; } // Select next frequency if(app->txrx->hopper_idx_frequency < subghz_setting_get_hopper_frequency_count(app->setting) - 1) { app->txrx->hopper_idx_frequency++; } else { app->txrx->hopper_idx_frequency = 0; } if(app->txrx->txrx_state == WSTxRxStateRx) { ws_rx_end(app); }; if(app->txrx->txrx_state == WSTxRxStateIDLE) { subghz_receiver_reset(app->txrx->receiver); app->txrx->preset->frequency = subghz_setting_get_hopper_frequency(app->setting, app->txrx->hopper_idx_frequency); ws_rx(app, app->txrx->preset->frequency); } }