Sat, 26 Oct 2019 14:05:17 +0200
Changed build system to idf.py
/* * co2meter project. */ #include "config.h" static const char *TAG = "co2meter"; #define PIN_SDA (CONFIG_I2C_MASTER_SDA) #define PIN_SCL (CONFIG_I2C_MASTER_SCL) #define ROT_ENC_A_GPIO (CONFIG_ROT_ENC_A_GPIO) #define ROT_ENC_B_GPIO (CONFIG_ROT_ENC_B_GPIO) #define ROT_ENC_SW_GPIO (CONFIG_ROT_ENC_SW_GPIO) #define ENABLE_HALF_STEPS false ///< Set to true to enable tracking of rotary encoder at half step resolution #define RESET_AT 0 ///< Set to a positive non-zero number to reset the position if this value is exceeded #define FLIP_DIRECTION false ///< Set to true to reverse the clockwise/counterclockwise sense int Main_Loop1 = MAIN_LOOP1_INIT; ///< Loop 1 init int Main_Loop2 = -1; ///< Loop 2 invalid bool System_TimeOk = false; ///< System time status time_t now; ///< Current time struct tm timeinfo; ///< Current time structure char strftime_buf[64]; ///< Time buffer static RTC_DATA_ATTR struct timeval sleep_enter_time; static TaskHandle_t xTaskDS18B20 = NULL; static TaskHandle_t xTaskADC = NULL; static TaskHandle_t xTaskWifi = NULL; static TaskHandle_t xTaskMQTT = NULL; const esp_app_desc_t *app_desc = NULL; u8g2_t u8g2; ///< A structure which will contain all the data for one display extern unit_t units[3]; ///< Pressure test units extern SemaphoreHandle_t xSemaphoreUnits; ///< Units lock semaphore extern DS18B20_State *ds18b20_state; ///< DS18B20 state extern SemaphoreHandle_t xSemaphoreDS18B20; ///< DS18B20 lock semaphore extern ADC_State *adc_state; ///< ADC state extern SemaphoreHandle_t xSemaphoreADC; ///< ADC lock semaphore extern int count_pub; void screen_main(float t, float p1, float p2, float p3) { char buf[65]; u8g2_ClearBuffer(&u8g2); u8g2_DrawHLine(&u8g2, 0, 14, 128); u8g2_SetFont(&u8g2, u8g2_font_t0_15_tr); sprintf(buf, "CO2 meter %s", app_desc->version); u8g2_uint_t w = u8g2_GetStrWidth(&u8g2, buf); u8g2_DrawStr(&u8g2, (128 - w) / 2,12, buf); u8g2_SetFont(&u8g2, u8g2_font_t0_22b_tf); sprintf(buf, "%.1f °C", t); w = u8g2_GetUTF8Width(&u8g2, buf); u8g2_DrawUTF8(&u8g2, (128 - w) / 2,40, buf); u8g2_SetFont(&u8g2, u8g2_font_t0_18b_tf); sprintf(buf, "%.1f", p1); w = u8g2_GetUTF8Width(&u8g2, buf); u8g2_DrawUTF8(&u8g2, ((42 - w) / 2),63, buf); sprintf(buf, "%.1f", p2); w = u8g2_GetUTF8Width(&u8g2, buf); u8g2_DrawUTF8(&u8g2, ((42 - w) / 2) + 43,63, buf); sprintf(buf, "%.1f", p3); w = u8g2_GetUTF8Width(&u8g2, buf); u8g2_DrawUTF8(&u8g2, ((42 - w) / 2) + 86,63, buf); u8g2_SendBuffer(&u8g2); u8g2_SetPowerSave(&u8g2, 0); // wake up display } void screen_fatal(char *e1, char *e2) { u8g2_SetFont(&u8g2, u8g2_font_t0_15_tr); u8g2_DrawStr(&u8g2,2,12,e1); u8g2_DrawStr(&u8g2,2,24,e2); u8g2_SendBuffer(&u8g2); u8g2_SetPowerSave(&u8g2, 0); } void app_main() { struct timeval now; gettimeofday(&now, NULL); int sleep_time_ms = (now.tv_sec - sleep_enter_time.tv_sec) * 1000 + (now.tv_usec - sleep_enter_time.tv_usec) / 1000; int New_Loop2 = MAIN_LOOP2_INIT; esp_err_t ret; Main_Loop1 = MAIN_LOOP1_INIT; Main_Loop2 = -1; switch (esp_sleep_get_wakeup_cause()) { case ESP_SLEEP_WAKEUP_EXT1: { uint64_t wakeup_pin_mask = esp_sleep_get_ext1_wakeup_status(); if (wakeup_pin_mask != 0) { int pin = __builtin_ffsll(wakeup_pin_mask) - 1; printf("Wake up from GPIO %d\n", pin); } else { printf("Wake up from GPIO\n"); } break; } case ESP_SLEEP_WAKEUP_TIMER: { ESP_LOGI(TAG, "Starting from deep sleep, timer wakeup after %dms", sleep_time_ms); break; } case ESP_SLEEP_WAKEUP_UNDEFINED: default: ESP_LOGI(TAG, "Starting from hard reset"); } const int wakeup_time_sec = 55; ESP_LOGI(TAG, "Enabling timer wakeup, %ds", wakeup_time_sec); esp_sleep_enable_timer_wakeup(wakeup_time_sec * 1000000); // const int ext_wakeup_pin_1 = ROT_ENC_SW_GPIO; // 25 in example, redefine to rotary name. // const uint64_t ext_wakeup_pin_1_mask = 1ULL << ext_wakeup_pin_1; // printf("Enabling EXT1 wakeup on pins GPIO%d\n", ext_wakeup_pin_1); // esp_sleep_enable_ext1_wakeup(ext_wakeup_pin_1_mask, ESP_EXT1_WAKEUP_ANY_HIGH); // TODO: what is the logic of the rotary button. // Isolate GPIO12 pin from external circuits. This is needed for modules // which have an external pull-up resistor on GPIO12 (such as ESP32-WROVER) // to minimize current consumption. // rtc_gpio_isolate(GPIO_NUM_12); app_desc = esp_ota_get_app_description(); /* * Initialize NVS */ ret = nvs_flash_init(); if (ret == ESP_ERR_NVS_NO_FREE_PAGES) { ESP_ERROR_CHECK(nvs_flash_erase()); ret = nvs_flash_init(); } ESP_ERROR_CHECK(ret); /* * Setup the OLED display. * See: https://github.com/nkolban/esp32-snippets/blob/master/hardware/displays/U8G2/ */ u8g2_esp32_hal_t u8g2_esp32_hal = U8G2_ESP32_HAL_DEFAULT; u8g2_esp32_hal.sda = PIN_SDA; u8g2_esp32_hal.scl = PIN_SCL; u8g2_esp32_hal_init(u8g2_esp32_hal); u8g2_Setup_sh1106_i2c_128x64_noname_f(&u8g2, U8G2_R0, u8g2_esp32_i2c_byte_cb, u8g2_esp32_gpio_and_delay_cb); // init u8g2 structure u8x8_SetI2CAddress(&u8g2.u8x8, 0x78); ESP_LOGI(TAG, "u8g2_InitDisplay"); u8g2_InitDisplay(&u8g2); // send init sequence to the display, display is in sleep mode after this, /* * Setup SPIFFS filesystem */ ESP_LOGI(TAG, "Initializing SPIFFS"); esp_vfs_spiffs_conf_t conf = { .base_path = "/spiffs", .partition_label = NULL, .max_files = 5, .format_if_mount_failed = true }; /* * Use settings defined above to initialize and mount SPIFFS filesystem. * Note: esp_vfs_spiffs_register is an all-in-one convenience function. */ ret = esp_vfs_spiffs_register(&conf); if (ret != ESP_OK) { if (ret == ESP_FAIL) { ESP_LOGE(TAG, "Failed to mount or format filesystem"); } else if (ret == ESP_ERR_NOT_FOUND) { ESP_LOGE(TAG, "Failed to find SPIFFS partition"); } else { ESP_LOGE(TAG, "Failed to initialize SPIFFS (%d)", ret); } screen_fatal("SPIFFS:", "init error"); return; // Stop application. } size_t total = 0, used = 0; ret = esp_spiffs_info(NULL, &total, &used); if (ret != ESP_OK) { ESP_LOGE(TAG, "Failed to get SPIFFS partition information"); screen_fatal("SPIFFS:", "partition error"); return; // Stop application. } else { ESP_LOGI(TAG, "Partition size: %d, used: %d - %d%%", total, used, (used * 100) / total); } // Just to debug, list the /spiffs filesystem. #if 0 DIR *dir = opendir("/spiffs"); struct dirent* de = readdir(dir); while (de) { if (de->d_type == DT_REG) { printf("F "); } if (de->d_type == DT_DIR) { printf("D "); } printf("%s\n", de->d_name); de = readdir(dir); } closedir(dir); #endif /* * Read or create configuration */ read_config(); read_units(); //add_station((uint8_t *)"MBSE_WLR", (uint8_t *)"abcjkltuv"); //remove_station((uint8_t *)"MBSE_WLP"); /* * Create FreeRTOS tasks */ xSemaphoreDS18B20 = xSemaphoreCreateMutex(); xSemaphoreADC = xSemaphoreCreateMutex(); xSemaphoreUnits = xSemaphoreCreateMutex(); xTaskCreate(&task_ds18b20, "task_ds18b20", 2560, NULL, 8, &xTaskDS18B20); xTaskCreate(&task_adc, "task_adc", 2560, NULL, 8, &xTaskADC); esp_log_level_set("wifi", ESP_LOG_ERROR); xTaskCreate(&task_wifi, "task_wifi", 4096, NULL, 3, &xTaskWifi); vTaskDelay(10 / portTICK_PERIOD_MS); esp_log_level_set("MQTT_CLIENT", ESP_LOG_ERROR); xTaskCreate(&task_mqtt, "task_mqtt", 4096, NULL, 5, &xTaskMQTT); /* * Setup the Rotary Encoder. * esp32-rotary-encoder requires that the GPIO ISR service is * installed before calling rotary_encoder_register() */ ESP_ERROR_CHECK(gpio_install_isr_service(0)); rotary_encoder_info_t rinfo = { 0 }; ESP_ERROR_CHECK(rotary_encoder_init(&rinfo, ROT_ENC_A_GPIO, ROT_ENC_B_GPIO)); // ESP_ERROR_CHECK(rotary_encoder_enable_half_steps(&rinfo, ENABLE_HALF_STEPS)); #ifdef FLIP_DIRECTION // ESP_ERROR_CHECK(rotary_encoder_flip_direction(&rinfo)); #endif // Create a queue for events from the rotary encoder driver. // Tasks can read from this queue to receive up to date position information. // QueueHandle_t event_queue = rotary_encoder_create_queue(); // ESP_ERROR_CHECK(rotary_encoder_set_queue(&rinfo, event_queue)); /* * Main application loop. */ while (1) { ESP_LOGI(TAG, "Entered app loop"); /* Measure process or user input via rotary switch */ while (1) { switch (Main_Loop1) { case MAIN_LOOP1_INIT: ESP_LOGI(TAG, "Loop timer: Init"); // If configured do MAIN_LOOP1_CONNECT Main_Loop1 = MAIN_LOOP1_CONNECT; requestWiFi_system(true); request_ds18b20(); request_adc(); break; case MAIN_LOOP1_CONNECT: if (ready_WiFi()) Main_Loop1 = MAIN_LOOP1_MQTT_CONNECT; break; case MAIN_LOOP1_MQTT_CONNECT: if (ready_ds18b20() && ready_adc()) { connect_mqtt(true); Main_Loop1 = MAIN_LOOP1_WAITCON; ESP_LOGI(TAG, "Loop timer: Wait MQTT"); /* Get global temperature, use for all units. */ uint32_t temp = 0; int state = 0; char rom_code[17]; float t = 0, p1, p2, p3; if (xSemaphoreTake(xSemaphoreDS18B20, 10) == pdTRUE) { temp = (ds18b20_state->sensor[0].temperature * 1000); state = (ds18b20_state->sensor[0].error == 0) ? 0:1; strncpy(rom_code, ds18b20_state->sensor[0].rom_code, 17); rom_code[16] = '\0'; xSemaphoreGive(xSemaphoreDS18B20); } t = temp / 1000.0; /* Copy measured data and calculate results */ if (xSemaphoreTake(xSemaphoreUnits, 25) == pdTRUE) { for (int i = 0; i < 3; i++) { if (i == 0) units[i].mode = 1; units[i].temperature = temp; units[i].temperature_state = state; units[i].alarm = 0; if (state) units[i].alarm |= ALARM_SYS_TEMPERATURE & ALARM_UNIT_TEMPERATURE; strncpy(units[i].temperature_rom_code, rom_code, 17); if (xSemaphoreTake(xSemaphoreADC, 10) == pdTRUE) { units[i].pressure_state = adc_state->Pressure[i].error; units[i].pressure_channel = adc_state->Pressure[i].channel; units[i].pressure_voltage = adc_state->Pressure[i].voltage; units[i].pressure_zero = 110; if (units[i].pressure_state || units[i].pressure_voltage < 80) units[i].alarm |= ALARM_UNIT_PRESSURE; int P = (units[i].pressure_voltage / (adc_state->Batt_voltage / 1000) - units[i].pressure_zero) * 14; // in bar if (P < 0) P = 0; units[i].pressure = P; if (i == 0) p1 = P / 1000.0; else if (i == 1) p2 = P / 1000.0; else if (i == 2) p3 = P / 1000.0; printf("%d volt: %d batt: %d scale: %d bar: %d\n", i, units[i].pressure_voltage, adc_state->Batt_voltage, units[i].pressure_voltage / (adc_state->Batt_voltage / 1000) - units[i].pressure_zero, P); // Moet die echt op 5 volt? // Verbruik 10 mA // Setup tijd max 2 mS xSemaphoreGive(xSemaphoreADC); } } write_units(); xSemaphoreGive(xSemaphoreUnits); screen_main(t, p1, p2, p3); } } break; case MAIN_LOOP1_WAITCON: if (ready_mqtt()) Main_Loop1 = MAIN_LOOP1_SEND; break; case MAIN_LOOP1_SEND: ESP_LOGI(TAG, "Loop timer: Send MQTT"); publishNode(); publishUnits(); publishLogs(); Main_Loop1 = MAIN_LOOP1_WAITACK; break; case MAIN_LOOP1_WAITACK: if (count_pub == 0) // Wait until all published messages are sent. Main_Loop1 = MAIN_LOOP1_MQTT_DISCONNECT; break; case MAIN_LOOP1_MQTT_DISCONNECT: ESP_LOGI(TAG, "Loop timer: Disconnect MQTT"); connect_mqtt(false); // Doesn't really disconnect. Main_Loop1 = MAIN_LOOP1_DISCONNECT; break; case MAIN_LOOP1_DISCONNECT: if (! ready_mqtt()) { ESP_LOGI(TAG, "Loop timer: WiFi off"); requestWiFi_system(false); Main_Loop1 = MAIN_LOOP1_WIFI_OFF; } break; case MAIN_LOOP1_WIFI_OFF: if (! ready_WiFi()) { ESP_LOGI(TAG, "Loop timer: Done"); Main_Loop1 = MAIN_LOOP1_DONE; } break; case MAIN_LOOP1_DONE: break; } /* * One time actions */ if (New_Loop2 != Main_Loop2) { Main_Loop2 = New_Loop2; switch (Main_Loop2) { case MAIN_LOOP2_INIT: ESP_LOGI(TAG, "Loop user: Init"); // u8g2_SetPowerSave(&u8g2, 0); // wake up display // u8g2_ClearBuffer(&u8g2); // New_Loop2 = MAIN_LOOP2_INACTIVE; New_Loop2 = MAIN_LOOP2_DONE; break; case MAIN_LOOP2_INACTIVE: // u8g2_SetPowerSave(&u8g2, 1); // powersave display New_Loop2 = MAIN_LOOP2_DONE; break; default: break; } } /* * Action process. */ switch (Main_Loop2) { // If wakeup from GPIO -- state machine 2 // Init OLED // If not configured, start configure // If configured select first unit // New rotate position, set screen, reset waittimer // Handle screen (first is show measured values) // Count inactivity // flag if inactive and OLED lowpower. // Generic display all units at once. Press is xxx? Bold/Italic is selected. // Display per unit. Temp + Pressure + state. Press is setup this sensor. // Setup menu: Sensors // WiFi // MQTT // System (timers etc) // Update OTA // Return // Sensors menu: Assignments, turn to choose one. // Sensors setup menu: DS18B20 addr Press is assign // DS18B20 addr // Break if all done and inactive. default: break; } if (Main_Loop1 == MAIN_LOOP1_DONE && Main_Loop2 == MAIN_LOOP2_DONE) break; vTaskDelay(10 / portTICK_PERIOD_MS); } // u8g2_ClearBuffer(&u8g2); // u8g2_SendBuffer(&u8g2); // u8g2_SetPowerSave(&u8g2, 1); // printf("Simulate deep sleep\n"); // vTaskDelay(1000 * wakeup_time_sec / portTICK_PERIOD_MS); printf("Entering deep sleep\n"); gettimeofday(&sleep_enter_time, NULL); esp_deep_sleep_start(); Main_Loop1 = MAIN_LOOP1_INIT; New_Loop2 = MAIN_LOOP2_INIT; } }