Battery monitor feature

airrohr-firmware/airrohr-cfg.h

@@ -93,6 +93,10 @@ enum ConfigShapeId {
 	Config_pwd_influx,
 	Config_measurement_name_influx,
 	Config_ssl_influx,
+	Config_enable_battery_monitor,
+	Config_battery_u_min,
+	Config_battery_u_max,
+	Config_adc_divider_u_max,
 };
 static constexpr char CFG_KEY_CURRENT_LANG[] PROGMEM = "current_lang";
 static constexpr char CFG_KEY_WLANSSID[] PROGMEM = "wlanssid";
@@ -162,6 +166,10 @@ static constexpr char CFG_KEY_USER_INFLUX[] PROGMEM = "user_influx";
 static constexpr char CFG_KEY_PWD_INFLUX[] PROGMEM = "pwd_influx";
 static constexpr char CFG_KEY_MEASUREMENT_NAME_INFLUX[] PROGMEM = "measurement_name_influx";
 static constexpr char CFG_KEY_SSL_INFLUX[] PROGMEM = "ssl_influx";
+static constexpr char CFG_KEY_ENABLE_BATTERY_MONITOR[] PROGMEM = "enable_battery_monitor";
+static constexpr char CFG_KEY_BATTERY_U_MIN[] PROGMEM = "battery_u_min";
+static constexpr char CFG_KEY_BATTERY_U_MAX[] PROGMEM = "battery_u_max";
+static constexpr char CFG_KEY_ADC_DIVIDER_U_MAX[] PROGMEM = "adc_divider_u_max";
 static constexpr ConfigShapeEntry configShape[] PROGMEM = {
 	{ Config_Type_String, sizeof(cfg::current_lang)-1, CFG_KEY_CURRENT_LANG, cfg::current_lang },
 	{ Config_Type_String, sizeof(cfg::wlanssid)-1, CFG_KEY_WLANSSID, cfg::wlanssid },
@@ -231,4 +239,8 @@ static constexpr ConfigShapeEntry configShape[] PROGMEM = {
 	{ Config_Type_Password, sizeof(cfg::pwd_influx)-1, CFG_KEY_PWD_INFLUX, cfg::pwd_influx },
 	{ Config_Type_String, sizeof(cfg::measurement_name_influx)-1, CFG_KEY_MEASUREMENT_NAME_INFLUX, cfg::measurement_name_influx },
 	{ Config_Type_Bool, 0, CFG_KEY_SSL_INFLUX, &cfg::ssl_influx },
+	{ Config_Type_Bool, 0, CFG_KEY_ENABLE_BATTERY_MONITOR, &cfg::enable_battery_monitor },
+	{ Config_Type_UInt, 0, CFG_KEY_BATTERY_U_MIN, &cfg::battery_u_min },
+	{ Config_Type_UInt, 0, CFG_KEY_BATTERY_U_MAX, &cfg::battery_u_max },
+	{ Config_Type_UInt, 0, CFG_KEY_ADC_DIVIDER_U_MAX, &cfg::adc_divider_u_max },
 };

airrohr-firmware/airrohr-cfg.h.py

@@ -69,6 +69,10 @@
 Password		pwd_influx
 String		measurement_name_influx
 Bool		ssl_influx
+Bool        enable_battery_monitor
+UInt        battery_u_min
+UInt        battery_u_max
+UInt        adc_divider_u_max
 """
 
 with open("airrohr-cfg.h", "w") as h:

airrohr-firmware/airrohr-firmware.ino

@@ -201,6 +201,14 @@ namespace cfg {
 	bool display_wifi_info = DISPLAY_WIFI_INFO;
 	bool display_device_info = DISPLAY_DEVICE_INFO;
 
+	// ADC settings
+	unsigned adc_divider_u_max = ADC_DIVIDER_U_MAX;
+
+	// battery monitor measurement settings
+	bool enable_battery_monitor = ENABLE_BATTERY_MONITOR;
+	unsigned battery_u_max = BATTERY_U_MAX;
+	unsigned battery_u_min = BATTERY_U_MIN;
+
 	// API settings
 	bool ssl_madavi = SSL_MADAVI;
 	bool ssl_dusti = SSL_SENSORCOMMUNITY;
@@ -362,6 +370,8 @@ unsigned long act_milli;
 unsigned long last_micro = 0;
 unsigned long min_micro = 1000000000;
 unsigned long max_micro = 0;
+unsigned long battery_start_time;
+unsigned long battery_monitor_period;
 
 bool is_SDS_running = true;
 enum {
@@ -377,7 +387,6 @@ unsigned long last_update_attempt;
 int last_update_returncode;
 int last_sendData_returncode;
 
-
 float last_value_BMP_T = -128.0;
 float last_value_BMP_P = -1.0;
 float last_value_BMX280_T = -128.0;
@@ -493,6 +502,11 @@ String last_data_string;
 int last_signal_strength;
 int last_disconnect_reason;
 
+uint32_t battery_analog_value = 0;
+uint32_t battery_charge = 0;
+uint32_t battery_sum = 0;
+uint32_t battery_val_count = 0;
+
 String esp_chipid;
 String esp_mac_id;
 String last_value_SDS_version;
@@ -1161,6 +1175,33 @@ static void webserver_config_send_body_get(String& page_content) {
 	add_form_input(page_content, Config_static_dns, FPSTR(INTL_STATIC_DNS), 15);
 	page_content += FPSTR(BR_TAG);
 
+	server.sendContent(page_content);
+	page_content = emptyString;
+
+	page_content += FPSTR(BR_TAG);
+	add_form_checkbox(Config_enable_battery_monitor, FPSTR(INTL_ENABLE_BATTERY_MONITOR));
+	page_content += F("<table id='battery_monitor_table'>");
+	add_form_input(page_content, Config_battery_u_min, FPSTR(INTL_BATTERY_U_MIN), 5);
+	add_form_input(page_content, Config_battery_u_max, FPSTR(INTL_BATTERY_U_MAX), 5);
+	add_form_input(page_content, Config_adc_divider_u_max, FPSTR(INTL_ADC_DIVIDER_U_MAX), 5);
+	page_content += FPSTR(TABLE_TAG_CLOSE_BR);
+
+	page_content += F("<script type='text/javascript'>"
+    	"  var $ = function (e) { "
+    	"      return document.getElementById(e); "
+        "  }; "
+        "  function updateBatteryMonitor() { "
+        "      $('battery_u_min').disabled = $('battery_u_max').disabled = $('adc_divider_u_max').disabled = !$('enable_battery_monitor').checked; "
+        "      if($('enable_battery_monitor').checked){ "
+        "          $('battery_monitor_table').style.display = 'block'; "
+        "      } else { "
+        "          $('battery_monitor_table').style.display = 'none'; "
+        "      } "
+        "  }; "
+        "  updateBatteryMonitor(); "
+        "  $('enable_battery_monitor').onchange = updateBatteryMonitor; "
+		"</script>");
+
 	server.sendContent(page_content);
 	page_content = FPSTR(WEB_BR_LF_B);
 	page_content += F(INTL_FIRMWARE "</b>&nbsp;");
@@ -1680,6 +1721,11 @@ static void webserver_status() {
 		page_content += FPSTR(EMPTY_ROW);
 		add_table_row_from_value(page_content, FPSTR(SENSORS_SDS011), last_value_SDS_version);
 	}
+	if (cfg::enable_battery_monitor){
+		// String battery_state = F(String(battery_charge) + " % (" + String(battery_analog_value / 1000.0) + "V)");
+		String battery_state = String(battery_charge) + " % (" + String(battery_analog_value / 1000.0) + "V)";
+		add_table_row_from_value(page_content, FPSTR(INTL_BATTERY_CHARGE), battery_state);
+	}
 	if (cfg::scd30_read) {
 		if (scd30.getAutoSelfCalibration() == true)
 	        add_table_row_from_value(page_content, F("SCD30 Auto Calibration"), "enabled");
@@ -1692,7 +1738,6 @@ static void webserver_status() {
 		add_table_row_from_value(page_content, F("SCD30 temperature offset"), String(settingVal));
 	}
 
-
 	page_content += FPSTR(EMPTY_ROW);
 	page_content += F("<tr><td colspan='2'><b>" INTL_ERROR "</b></td></tr>");
 	String wifiStatus(WiFi_error_count);
@@ -3393,6 +3438,55 @@ static void fetchSensorSPS30(String& s) {
 	debug_outln_verbose(FPSTR(DBG_TXT_END_READING), FPSTR(SENSORS_SPS30));
 }
 
+/*****************************************************************
+   read Battery voltage
+ *****************************************************************/
+static void readBatteryVoltage() {
+	battery_val_count++;
+	if(battery_val_count > 3){
+		battery_sum = 0;
+		if(msSince(battery_monitor_period) <= READINGTIME_ADC_MS) 
+					return;
+
+		battery_monitor_period = act_milli;
+		battery_val_count = 0;
+		return;		
+	}
+
+	String dbg_reading = "Battery voltage #" + String(battery_val_count);
+	debug_outln_verbose(FPSTR(DBG_TXT_START_READING), dbg_reading);
+	battery_sum += analogRead(ADC_PIN);
+
+	float battery_avg_value = battery_sum / static_cast<float>(battery_val_count);
+	float ratio = cfg::adc_divider_u_max / static_cast<float>(ADC_RANGE_MAX);
+	battery_analog_value = round(battery_avg_value * ratio);
+	debug_outln_verbose(F("Battery analog value (mV): "), String(battery_analog_value));
+	String bat_min_max = String(cfg::battery_u_min) + " / " + String(cfg::battery_u_max);
+
+	// This will fix issues with the map() function when the value of the 'battery_analog_value' is outside of the predefined range by any circumstances.
+	uint32_t battery_voltage = (battery_analog_value < (uint32_t)cfg::battery_u_min) ? (uint32_t)cfg::battery_u_min : battery_analog_value;
+	battery_voltage = (battery_voltage > (uint32_t)cfg::battery_u_max) ? (uint32_t)cfg::battery_u_max : battery_voltage;
+
+	battery_charge = map(battery_voltage, cfg::battery_u_min, cfg::battery_u_max, 0, 100);
+
+	debug_outln_verbose(F("Battery capacity (%): "), String(battery_charge));
+	debug_outln_verbose(FPSTR(DBG_TXT_END_READING), F("Battery voltage"));
+
+	battery_monitor_period = act_milli; 
+}
+
+/*****************************************************************
+   send Battery status
+ *****************************************************************/
+static void sendBatteryStatus(String& s) {
+	float battery_voltage = battery_analog_value / 1000.0;
+	add_Value2Json(s, F("Battery_voltage"), String(battery_voltage));
+	add_Value2Json(s, F("battery_charge"), String(battery_charge));
+	debug_outln_info(F("Battery (V): "), String(battery_voltage));
+	debug_outln_info(F("Battery (%): "), String(battery_charge)); 
+	debug_outln_info(FPSTR(DBG_TXT_SEP));
+}
+
 /*****************************************************************
    read DNMS values
  *****************************************************************/
@@ -4442,6 +4536,7 @@ void setup(void) {
 	esp_mac_id.replace(":", "");
 	esp_mac_id.toLowerCase();
 #endif
+	pinMode(A0, INPUT);
 #if defined(ESP32)
 	uint64_t chipid_num;
 	chipid_num = ESP.getEfuseMac();
@@ -4488,6 +4583,7 @@ void setup(void) {
 	starttime = millis();									// store the start time
 	last_update_attempt = time_point_device_start_ms = starttime;
 	last_display_millis = starttime_SDS = starttime;
+	battery_start_time = starttime;
 }
 
 /*****************************************************************
@@ -4496,7 +4592,7 @@ void setup(void) {
 void loop(void) {
 	String result_PPD, result_SDS, result_PMS, result_HPM;
 	String result_GPS, result_DNMS;
-
+	String result_BAT;
 
 	unsigned sum_send_time = 0;
 
@@ -4551,6 +4647,13 @@ void loop(void) {
 		}
 	}
 
+	if(cfg::enable_battery_monitor && !send_now){
+		if (msSince(battery_start_time) > SAMPLETIME_BAT_MS){
+			battery_start_time = act_milli;
+			readBatteryVoltage();
+		}
+	}
+
 	if (cfg::ppd_read) {
 		fetchSensorPPD(result_PPD);
 	}
@@ -4685,12 +4788,18 @@ void loop(void) {
 			sum_send_time += sendSensorCommunity(result_GPS, GPS_API_PIN, F("GPS"), "GPS_");
 			result = emptyString;
 		}
+
 		add_Value2Json(data, F("samples"), String(sample_count));
 		add_Value2Json(data, F("min_micro"), String(min_micro));
 		add_Value2Json(data, F("max_micro"), String(max_micro));
 		add_Value2Json(data, F("interval"), String(cfg::sending_intervall_ms));
 		add_Value2Json(data, F("signal"), String(last_signal_strength));
 
+		if(cfg::enable_battery_monitor){
+			sendBatteryStatus(result_BAT);
+			data += result_BAT;
+		}
+
 		if ((unsigned)(data.lastIndexOf(',') + 1) == data.length()) {
 			data.remove(data.length() - 1);
 		}

airrohr-firmware/defines.h

@@ -58,6 +58,8 @@ constexpr const unsigned long DISPLAY_UPDATE_INTERVAL_MS = 5000;						// time be
 constexpr const unsigned long ONE_DAY_IN_MS = 24 * 60 * 60 * 1000;
 constexpr const unsigned long PAUSE_BETWEEN_UPDATE_ATTEMPTS_MS = ONE_DAY_IN_MS;		// check for firmware updates once a day
 constexpr const unsigned long DURATION_BEFORE_FORCED_RESTART_MS = ONE_DAY_IN_MS * 28;	// force a reboot every ~4 weeks
+constexpr const unsigned long READINGTIME_ADC_MS = 10000;
+constexpr const unsigned long SAMPLETIME_BAT_MS = 1000;
 
 // Definition GPIOs for Zero based Arduino Feather M0 LoRaWAN
 #if defined(ARDUINO_SAMD_ZERO) && defined(SERIAL_PORT_USBVIRTUAL)

airrohr-firmware/ext_def.h

@@ -125,6 +125,9 @@ static const char MEASUREMENT_NAME_INFLUX[] PROGMEM = "feinstaub";
 // PPD42NS, the cheaper version of the particle sensor
 #define PPD_PIN_PM1 GPS_SERIAL_TX
 #define PPD_PIN_PM2 GPS_SERIAL_RX
+
+#define ADC_PIN A0
+#define ADC_RANGE_MAX 1023
 #endif
 
 
@@ -163,6 +166,9 @@ static const char MEASUREMENT_NAME_INFLUX[] PROGMEM = "feinstaub";
 //#define RFM69_CS D0
 //#define RFM69_RST D2
 //#define RFM69_INT D4
+
+#define ADC_PIN 36
+#define ADC_RANGE_MAX 4095
 #endif
 
 //  === pin assignments for lolin_d32_pro board ===================================
@@ -287,7 +293,7 @@ static const char MEASUREMENT_NAME_INFLUX[] PROGMEM = "feinstaub";
 #define MHZ19_READ 0
 
 // automatic firmware updates
-#define AUTO_UPDATE 1
+#define AUTO_UPDATE 0
 
 // use beta firmware
 #define USE_BETA 0
@@ -319,5 +325,14 @@ static const char MEASUREMENT_NAME_INFLUX[] PROGMEM = "feinstaub";
 // Show device info on displays
 #define DISPLAY_DEVICE_INFO 1
 
+#define ENABLE_BATTERY_MONITOR 0
+
+// Adc preset maximum input voltage applied to the voltage devider's input
+#define ADC_DIVIDER_U_MAX 5120
+
+// Battery preset fully charged and discharged states voltages
+#define BATTERY_U_MAX 4200
+#define BATTERY_U_MIN 2800
+
 // Set debug level for serial output?
 #define DEBUG 3

airrohr-firmware/html-content.h

@@ -23,6 +23,8 @@ const char DBG_TXT_CONNECTING_TO[] PROGMEM = "Connecting to ";
 const char DBG_TXT_FOUND[] PROGMEM = " ... found";
 const char DBG_TXT_NOT_FOUND[] PROGMEM = " ... not found";
 const char DBG_TXT_SEP[] PROGMEM = "----";
+const char DBG_TXT_VOLTAGE[] PROGMEM = "Voltage (V): ";
+const char DBG_TXT_CAPACITY[] PROGMEM = "Capacity (%): ";
 
 const char SENSORS_SDS011[] PROGMEM = "SDS011";
 const char SENSORS_PPD42NS[] PROGMEM = "PPD42NS";

airrohr-firmware/intl_bg.h

@@ -124,6 +124,11 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "Качество на сигнала
 #define INTL_SENSOR "Сензор"
 #define INTL_PARAMETER "Параметър"
 #define INTL_VALUE "Стойност"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "Активиране на монитора на батерията";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "Заряд на батерията";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "U min на батерията (mV):";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "U max на батерията (mV):";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "U max при делителя на АЦП (mV):";
 
 //const char LUFTDATEN_INFO_LOGO_SVG[] PROGMEM = "<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"128\" height=\"128\" viewBox=\"0 0 128 128\"><path fill=\"#009A93\" d=\"M123.58 77.76c0-6.22-3.2-11.66-7.96-14.66 2.36-3.87 3.73-8.42 3.73-13.3 0-14.1-11.44-25.52-25.53-25.52-4 0-7.8.93-11.17 2.57C80.63 19.6 74 14.3 66.1 14.3c-7.7 0-14.22 5.07-16.4 12.07-3.05-1.2-6.4-1.87-9.88-1.87-14.94 0-27.06 12.07-27.16 27-5.43 4.47-8.9 11.3-8.9 18.95 0 13.5 10.8 24.45 24.1 24.45h79.32c9.07-.06 16.4-7.7 16.4-17.14z\"/><path fill=\"#fff\" d=\"M55.5 49.92v19.05c0 9.37-7.64 17-17.1 17-9.36 0-17-7.63-17-17 0-9.38 7.64-17.02 17-17.02h.7V56h-.7c-7.1 0-12.88 5.84-12.88 12.96 0 7.13 5.77 12.97 12.9 12.97 7.2 0 12.96-5.85 12.96-12.97V49.92c0-7.2-5.77-12.97-12.97-12.97-7.1 0-12.8 5.78-12.8 12.9v.75h-4.2v-.75c0-9.37 7.7-17.02 17-17.02 9.5 0 17.1 7.65 17.1 17.1zm-5.47 0v19.05c0 6.37-5.17 11.54-11.62 11.54-6.3 0-11.5-5.1-11.5-11.5 0-6.3 5.2-11.5 11.6-11.5h.7v4.1h-.7c-4.1 0-7.5 3.4-7.5 7.5s3.4 7.5 7.5 7.5c4.2 0 7.6-3.4 7.6-7.5V49.9c0-4.2-3.3-7.57-7.5-7.57-4.1 0-7.5 3.38-7.5 7.5v.75H27v-.75c0-6.37 5.17-11.55 11.54-11.55 6.46 0 11.63 5.18 11.63 11.62zm-5.47 0v19.05c0 3.37-2.7 6.14-6.15 6.14-3.3 0-6-2.7-6-6.1 0-3.4 2.7-6.1 6.1-6.1h.7V67h-.7c-1.1 0-2 .9-2 2.02 0 1.1.9 2 2 2 1.2 0 2.1-.9 2.1-2V49.9c0-1.2-.9-2.1-2.1-2.1-1.1 0-2 .9-2 2.03v.75h-4.1v-.75c0-3.38 2.7-6.08 6.1-6.08 3.5 0 6.2 2.7 6.2 6.15zm13.94-2.17v-15h4.05v15H58.5zm4.05 38.16H58.5V49.2h4.05v36.7zm1.42-38.1v-15h4.05v15h-4.05zm0 38.2V49.2h4.05v36.7h-4.05zm5.48-38.1v-15h4.04v15h-4.1zm0 38.2V49.2h4.04v36.7h-4.1zM93.43 33c9.38 0 17.02 7.56 17.02 17 0 9.37-7.64 17-17 17h-.7v-4.1h.68c7.13 0 12.9-5.76 12.9-12.9 0-7.2-5.77-12.95-12.9-12.95-7.2 0-12.96 5.78-12.96 12.98v36h-4.05V49.9c0-9.45 7.57-17.02 17.02-17.02zm0 5.4c6.38 0 11.55 5.16 11.55 11.6 0 6.37-5.17 11.54-11.54 11.54h-.68v-4.1h.67c4.13 0 7.5-3.37 7.5-7.5 0-4.2-3.37-7.5-7.5-7.5-4.2 0-7.5 3.3-7.5 7.5V86h-4.1V49.9c-.03-6.46 5.17-11.6 11.6-11.6zM91.33 86H87.3V49.9c0-3.37 2.76-6.14 6.14-6.14s6.07 2.8 6.07 6.17-2.7 6.06-6 6.06h-.7v-4.1h.7c1.2 0 2.1-.9 2.1-2.1s-.9-2.1-2-2.1-2.1.9-2.1 2.1v36.1zm8.18 0h-4V68.24c1.4-.2 2.7-.5 4-.9.1.6.2 1.16.2 1.68v17zm5.5 0h-4V69c0-.76-.1-1.44-.3-2.1 1.3-.6 2.5-1.28 3.6-2.1.5 1.5.8 2.62.8 4.2v17zm1.4-17c0-1.8-.3-3.38-.9-5.03 1.1-1.04 2-2.1 3-3.22 1.4 2.8 2.1 5.1 2.1 8.27v17h-4.1V69zm-79.8 39.1c1.3.4 1.8 1.27 1.8 2.7 0 2.1-1.2 3-3.9 3h-3.4c-.2 0-.4-.12-.4-.4v-10.45c0-.26.2-.4.4-.4h3.2c2.7 0 4 .9 4 2.96 0 1.3-.5 2.1-1.5 2.6v.1zm-2.4-.86c1.3 0 1.9-.46 1.9-1.46s-.5-1.46-1.9-1.46h-1.5v2.94h1.5zm.3 4.8c1.3 0 1.9-.48 1.9-1.53s-.6-1.5-1.9-1.5h-1.8v3.1h1.8zm16.2-1.96c0 2.55-1.4 3.94-3.9 3.94s-3.9-1.37-3.9-3.92v-7.13c0-.26.1-.4.4-.4h1.3c.2 0 .4.14.4.4v6.98c0 1.58.6 2.32 1.9 2.32 1.3 0 1.9-.74 1.9-2.32v-6.98c0-.26.1-.4.4-.4h1.2c.2 0 .4.14.4.4v7.13zm12 3.34c0 .28-.1.4-.4.4h-6.2c-.2 0-.4-.12-.4-.4v-10.45c0-.26.2-.4.4-.4h1.3c.3 0 .4.14.4.4v9.1h4.5c.3 0 .4.14.4.4v.97zm11.9-3.54c0 2.7-1.4 4.16-4 4.16s-4.1-1.43-4.1-4.06v-3.52c0-2.63 1.4-4.07 4.1-4.07 1.7 0 3 .6 3.7 1.9.1.2.1.4-.1.5l-.9.5c-.2.1-.4 0-.5-.2-.5-.8-1.2-1.1-2.2-1.1-1.3 0-2 .8-2 2.5v3.1c0 1.7.7 2.5 2.1 2.5 1.4 0 2.1-.9 2.1-2.6v-.4H61c-.25 0-.4-.2-.4-.4v-1c0-.3.15-.4.4-.4h3.27c.28 0 .4.1.4.4v1.9zm12.9 3.5c.1.28 0 .45-.3.45h-1.4c-.2 0-.3-.1-.4-.3l-.5-1.77h-4l-.5 1.76c-.02.2-.2.3-.4.3h-1.3c-.3 0-.4-.16-.3-.43l3.4-10.5c.08-.2.2-.3.45-.3h1.5c.2 0 .35.1.4.3l3.4 10.5zm-4.6-8.4L71.2 110h3l-1.5-5.06zm11.1 8.46c0 .27-.1.4-.4.4h-1.2c-.2 0-.4-.13-.4-.4v-10.46c0-.26.2-.4.4-.4h3.1c2.8 0 4.1 1.15 4.1 3.5 0 1.75-.7 2.85-2.2 3.3l2.3 4c.2.26.1.46-.2.46H88c-.2 0-.37-.08-.47-.27l-2.1-3.96H84v3.9zm1.5-5.6c1.4 0 2.1-.55 2.1-1.72 0-1.2-.6-1.77-2-1.77H84v3.5h1.46zm10.9 5.6c0 .27-.1.4-.4.4h-1.2c-.2 0-.4-.13-.4-.4v-10.46c0-.26.2-.4.4-.4H96c.26 0 .4.14.4.4v10.47zm13.6-.04c.1.27 0 .44-.3.44h-1.3c-.2 0-.4-.1-.4-.32l-.5-1.76h-4l-.52 1.76c-.1.22-.2.32-.45.32H101c-.3 0-.4-.17-.33-.44l3.4-10.5c.08-.2.2-.3.45-.3h1.5c.2 0 .34.1.4.3l3.4 10.5zm-4.6-8.42l-1.4 5.05h3l-1.42-5.05h-.02z\"/></svg>";
 

airrohr-firmware/intl_cn.h

@@ -125,5 +125,11 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "信号质量";
 #define INTL_SENSOR "传感器"
 #define INTL_PARAMETER "参数"
 #define INTL_VALUE "价值"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "启用电池监控器";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "电池充电";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "电池 U min (mV)";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "电池 U max (mV)";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "ADC分频器 U max (mV)";
+
 
 #include "./airrohr-logo-common.h"

airrohr-firmware/intl_cz.h

@@ -125,5 +125,10 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "Kvalita signálu";
 #define INTL_SENSOR "Modul"
 #define INTL_PARAMETER "Parametr"
 #define INTL_VALUE "Hodnota"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "Povolit sledování baterie";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "Nabíjení baterie";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "Baterie U min (mV):";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "Baterie U max (mV):";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "Dělič ADP U max (mV):";
 
 #include "./airrohr-logo-common.h"

airrohr-firmware/intl_de.h

@@ -125,5 +125,10 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "Qualität";
 #define INTL_SENSOR "Sensor"
 #define INTL_PARAMETER "Parameter"
 #define INTL_VALUE "Wert"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "Batteriemonitor aktivieren";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "Batterieladung";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "Batterie U min (mV):";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "Batterie U max (mV):";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "ADW teiler U max (mV)";
 
 #include "./airrohr-logo-common.h"

airrohr-firmware/intl_dk.h

@@ -125,5 +125,10 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "Kvalitet";
 #define INTL_SENSOR "Sensor"
 #define INTL_PARAMETER "Parameter"
 #define INTL_VALUE "Værdi"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "Aktivér batteriskærm";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "Batteriopladning";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "Batteri U min (mV):";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "Batteri U max (mV):";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "ADK divider U max (mV):";
 
 #include "./airrohr-logo-common.h"

airrohr-firmware/intl_ee.h

@@ -125,5 +125,10 @@ const char INTL_SIGNAL_QUALITY[] PROGMEM = "signaali kvaliteet";
 #define INTL_SENSOR "Andur"
 #define INTL_PARAMETER "Parameeter"
 #define INTL_VALUE "Väärtus"
+const char INTL_ENABLE_BATTERY_MONITOR[] PROGMEM = "Luba aku monitor";
+const char INTL_BATTERY_CHARGE[] PROGMEM = "Aku laadimine";
+const char INTL_BATTERY_U_MIN[] PROGMEM = "Aku U min (mV)";
+const char INTL_BATTERY_U_MAX[] PROGMEM = "Aku U max (mV)";
+const char INTL_ADC_DIVIDER_U_MAX[] PROGMEM = "ADC eraldaja U max (mV)";
 
 #include "./airrohr-logo-common.h"