upd

PHSensor/code/BasicPHSensor/BasicPHSensor.ino

@@ -0,0 +1,58 @@
+#include "Nokia_5110.h"
+
+//https://github.com/baghayi/Nokia_5110
+//MIT license
+
+//These have been slightly edited from default (normal is 2,3,4,5,6)
+
+#define RST 3
+#define CE 4
+#define DC 5
+#define DIN 6
+#define CLK 7
+
+Nokia_5110 lcd = Nokia_5110(RST, CE, DC, DIN, CLK);
+
+#define PHSENSOR A3
+
+//uno is 10 bit adc
+uint16_t phVal_u16 = 0;
+float phFloat = 0;
+
+void setup() {
+  
+    Serial.begin(9600);
+    /**
+     * Note: if instead of text being shown on the display, all the segments are on, you may need to decrease contrast value.
+     */
+    lcd.setContrast(28); // 60 is the default value set by the driver
+    
+    //lcd.print("Please Wait ...");
+    lcd.setCursor(15,1);
+    lcd.print("Starting...");
+    delay(800);
+    lcd.clear();
+
+    //lcd.print("Hi there");
+    //lcd.println(":D");
+
+    //lcd.setCursor(0, 5);
+    //lcd.println("1 2 3 ...");
+}
+
+void loop() {
+  lcd.clear();
+  phVal_u16 = analogRead(PHSENSOR);
+  phFloat = phVal_u16 * 0.013672;
+  lcd.setCursor(15,1);
+  lcd.println("Raw:");
+  lcd.setCursor(45,2);
+  lcd.print(phVal_u16);
+  lcd.setCursor(15,3);
+  lcd.println("PH #:");
+  lcd.setCursor(45,4);
+  lcd.print(phFloat);
+  //Serial.println(phVal_u16);
+  delay(1000);
+  
+  }