Added custom sensor character

main.ino

 
 #define HIBERNATE_DELAY 5000
 #define TEMP_TRIGGER 10
+#define LCD_CHAR_SENSOR 1
 
 #define PIN_BTN_MODE 11
 #define PIN_BTN_MINUS 10
 #define PIN_LCD_D2 3
 #define PIN_LCD_D3 2
 
+byte g_sensorChar[8] = {
+        B00100,
+        B01110,
+        B01110,
+        B01110,
+        B01110,
+        B11111,
+        B11111,
+        B01110,
+};
+
 Button g_btnMode(PIN_BTN_MODE);
 Button g_btnMinus(PIN_BTN_MINUS);
 Button g_btnPlus(PIN_BTN_PLUS);
     char curTmp[5], setTmp[5], tmp[17];
     dtostrf(boilerLineState.current / 2.0f, 2, 1, curTmp);
     dtostrf(boilerLineState.setting / 2.0f, 2, 1, setTmp);
-    int count = snprintf(tmp, sizeof(tmp), "%c: %s [%s]%c%c", prefix, curTmp, setTmp, isModifying ? '<' : ' ', isActive ? 'o' : ' ');
+    int count = snprintf(tmp, sizeof(tmp), "%c: %s [%s]%c%c", prefix, curTmp, setTmp, isModifying ? '<' : ' ', isActive ? LCD_CHAR_SENSOR : ' ');
     for (; count < 17; ++count)
     {
         tmp[count] = ' ';
     digitalWrite(PIN_LCD_LED, 1);
 
     g_lcd.begin(16, 2);
+    g_lcd.createChar(LCD_CHAR_SENSOR, g_sensorChar);
     printState(g_boilerState, g_lcd);
 
     Serial.begin(9600);