re-implemented LCD in main

you can print from end now

RadiationMapper.ino

@@ -18,23 +18,45 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #include <list>
 
+#include <DHT.h>
+#include <DHT_U.h>
+
+#include <ArduinoJson.h>
+
+#include "display.hpp"
 
 #define INPUT_PIN 10 //VIN PIN FOR GEIGER COUNTER
 #define MEASUREMENT_TIME_MS 60000 //MINUTE
+#define SEND_TIME_MS 1000 //HOW OFTEN TO SEND DATA
+#define CALIBRATION_FACTOR 0.00332 //CONSTANT FOR CONVERTING J305 CPM TO uSv/h
 
 std::list<unsigned long> counts; //COUNTS IN LAST MINUTE (OR MEASUREMENT_TIME_MS IF MODIFIED)
+unsigned long last_send_time = 0;
 
 //CALLBACK WHEN RADIATION PARTICLE IS DETECTED
-void IRAM_ATTR increment_counts()
+void IRAM_ATTR increment_counts() //TODO: Possible noise
 {
     counts.push_back(millis()); //APPEND CURRENT TIME TO LIST counts
 }
 
+//DHT11 STUFF
+DHT_Unified dht(9, DHT11);
+JsonDocument doc;
+sensors_event_t event;
+
 void setup()
 {
-    //SERIAL COMMUNICATION INIT
     Serial.begin(9600);
 
+    //INIT DHT11
+    dht.begin();
+    sensor_t sensor;
+    dht.temperature().getSensor(&sensor);
+    dht.humidity().getSensor(&sensor);
+
+    //INIT LCD
+    display::begin();
+
     //INIT PINS
     pinMode(INPUT_PIN, INPUT);
     attachInterrupt(digitalPinToInterrupt(INPUT_PIN), increment_counts, FALLING);
@@ -58,6 +80,30 @@ void loop()
     if (last_counts != current_counts) //PRINT CPM IF CHANGED
     {
         last_counts = current_counts;
-        Serial.println(String(current_counts) + " CPM");
+        display::print(String(current_counts) + " CPM", String(current_counts * CALIBRATION_FACTOR) + " uSv/h"); //TODO: Replace with OLED
+
+        dht.temperature().getEvent(&event);
+        display::print(String((int) event.temperature) + "C", "", true);
+
+        dht.humidity().getEvent(&event);
+        display::print("", String((int) event.relative_humidity) + "%", true);
+    }
+
+    //SEND CURRENT STATE IN JSON
+    if (current_millis - last_send_time >= SEND_TIME_MS)
+    {
+        //SERIALIZE
+        doc["cpm"] = counts.size();
+
+        dht.temperature().getEvent(&event);
+        doc["temperature"] = event.temperature;
+
+        dht.humidity().getEvent(&event);
+        doc["humidity"] = event.relative_humidity;
+
+        serializeJson(doc, Serial); //SEND
+        Serial.println(); //TODO: Implement WiFi
+
+        last_send_time = current_millis;
     }
 }

display.hpp

@@ -0,0 +1,24 @@
+/*
+This is part of RadiationMapping
+Copyright (C) 2024 Václav Šmejkal
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+namespace display
+{
+    void begin(void); //INIT LCD DISPLAY
+    void print(String line_1, String line_2); //PRINT INTO LCD (OVERWRITING)
+    void print(String line_1, String line_2, bool end); //PRINT INTO LCD WITH OPTION TO PRINT FROM END
+}

display.ino

@@ -0,0 +1,62 @@
+/*
+This is part of RadiationMapping
+Copyright (C) 2024 Václav Šmejkal
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include "display.hpp"
+
+#include <Wire.h>
+#include <LiquidCrystal_I2C.h>
+
+LiquidCrystal_I2C lcd(0x27, 2, 16);
+
+namespace display
+{
+    void begin(void)
+    {
+        //INIT THE LCD ITSELF
+        Wire.begin(6, 7);
+        lcd.init();
+
+        //TURN ON THE BACKLIGHT
+        lcd.backlight();
+    }
+
+    void print(String line_1, String line_2)
+    {
+        print(line_1, line_2, false);
+    }
+
+    void print(String line_1, String line_2, bool end)
+    {
+        //CLEAR
+        if (!end) lcd.clear();
+
+        //LINE 1
+        if (line_1 != "")
+        {
+            lcd.setCursor(end ? 16 - line_1.length() : 0, 0);
+            lcd.print(line_1);
+        }
+
+        //LINE 2
+        if (line_2 != "")
+        {
+            lcd.setCursor(end ? 16 - line_2.length() : 0, 1);
+            lcd.print(line_2);
+        }
+    }
+}