started git versioning of v1

2020-05-10 11:26:30 +02:00
commit 3cf4ce5f8b
24 changed files with 102464 additions and 0 deletions
--- a/src/water_level_sensor.ino
+++ b/src/water_level_sensor.ino
@@ -0,0 +1,95 @@
+#include "TinyTouch.h"
+
+// LED status pins
+#define LED_GN 6
+#define LED_RD 7
+
+// Touch sensing pins
+#define TPIN_12 13
+#define TPIN_25 14
+#define TPIN_37 15
+#define TPIN_50 16
+#define TPIN_62 3
+#define TPIN_75 2
+#define TPIN_87 4
+#define TPIN_100 5
+
+#define TOUCH_THRESH 800
+uint8_t status = 0; // represents the overall status of the measured value (0:low - 255:high)
+uint8_t touch_state = 0; // saves the state of the 8 touch pads
+
+TinyTouch touch;
+
+uint8_t touchPins[8] = {TPIN_12, TPIN_25, TPIN_37, TPIN_50, TPIN_62, TPIN_75, TPIN_87, TPIN_100}; 
+
+
+// linear blends the red/green dual status corresponding to the uint8_t value parameter
+// 0 = only red ... 127 = blend of red and green (orange) ... 255 = green
+void set_led_status(uint8_t value) {
+   //analogWrite(LED_RD, -2*value + 255);
+   //analogWrite(LED_GN, 2*value);
+
+   if(value <= 64) {
+      digitalWrite(LED_RD, HIGH);
+      digitalWrite(LED_GN, LOW); 
+   }
+   else if(value > 64 <= 192) {
+      digitalWrite(LED_RD, HIGH);
+      digitalWrite(LED_GN, HIGH); 
+   }
+   if(value > 192) {
+      digitalWrite(LED_RD, LOW);
+      digitalWrite(LED_GN, HIGH); 
+   }
+   
+}
+void setup() {
+  pinMode(LED_GN, OUTPUT);
+  pinMode(LED_RD, OUTPUT);
+
+  touch.begin(touchPins, sizeof(touchPins));
+
+}
+
+void loop() {
+  touch.touchHandle();
+
+  for(uint8_t i = 0; i < 8; i++) {
+    if(touch.getValue(i) > TOUCH_THRESH) {
+      touch_state |= (1 << i);
+    }
+  }
+
+  switch(touch_state){
+     case 0b00000001:
+      status = 32;
+      break;
+     case 0b00000011:
+      status = 64;
+      break;
+     case 0b00000111:
+      status = 96;
+      break;
+     case 0b00001111:
+      status = 128;
+      break;
+     case 0b00011111:
+      status = 160;
+      break;
+     case 0b00111111:
+      status = 192;
+      break;
+     case 0b01111111:
+      status = 224;
+      break;
+     case 0b11111111:
+      status = 255;
+      break;
+     default:
+      digitalWrite(LED_RD, LOW);
+      digitalWrite(LED_GN, LOW); 
+  }
+  
+  set_led_status(status);
+
+}