fix: touch and update constants

reflow_plate_fw/lib/ft6206_touch/ft6206_touch.cpp

@@ -19,11 +19,11 @@ FT6206::FT6206() { touches = 0; }
 /**************************************************************************/
 //  bool begin(uint8_t thresh = FT62XX_DEFAULT_THRESHOLD, uint16_t width, uint16_t height, bool flip );
 
-bool FT6206::begin(uint16_t width, uint16_t height, bool flip, uint8_t thresh) {
-  Wire.begin();
+bool FT6206::begin(uint8_t sda, uint8_t scl, uint16_t width, uint16_t height, bool flip, uint8_t thresh) {
+  Wire.begin(sda, scl);
   _width = width;
   _height = height;
-_flip = flip;
+  _flip = flip;
 #ifdef FT6206_DEBUG
   Serial.print("Vend ID: 0x");
   Serial.println(readRegister8(FT62XX_REG_VENDID), HEX);

reflow_plate_fw/lib/ft6206_touch/ft6206_touch.h

@@ -56,7 +56,7 @@ public:
 class FT6206 {
 public:
   FT6206(void);
-  bool begin(uint16_t width, uint16_t height, bool flip = false, uint8_t thresh = FT62XX_DEFAULT_THRESHOLD);
+  bool begin(uint8_t sda, uint8_t scl, uint16_t width, uint16_t height, bool flip = false, uint8_t thresh = FT62XX_DEFAULT_THRESHOLD);
   uint8_t touched(void);
   TS_Point getPoint(uint8_t n = 0);
 

reflow_plate_fw/src/controlloop.cpp

@@ -215,7 +215,7 @@ String getReflowState_str(void)
     return String("Completed");
     break;
   case REFLOW_STATE_TOO_HOT:
-    return String("OVERHEATING!");
+    return String("HOT!");
     break;
   case REFLOW_STATE_ERROR:
     return String("Error");
@@ -582,7 +582,7 @@ void handleControlLoop()
     Serial.println("handlecontrolloop: ERROR state");
     return;
   }
-  getSafetyCheck();
+  //getSafetyCheck();
   handleTemperatureReadings();
   handleReflowStatemachine();
   handleReflowPID();

reflow_plate_fw/src/controlloop.h

@@ -3,37 +3,35 @@
 #include "Arduino.h"
 
 // ***** CONSTANTS *****
-#define TEMPERATURE_ROOM        50
-#define TEMPERATURE_SOAK_MIN    150
-#define TEMPERATURE_SOAK_MAX    185
-#define TEMPERATURE_REFLOW_MAX  220
-#define TEMPERATURE_COOL_MIN    100
+#define TEMPERATURE_ROOM        75
 #define SENSOR_SAMPLING_TIME    1000
-#define SOAK_TEMPERATURE_STEP   5
-#define SOAK_MICRO_PERIOD       9000
 #define DEBOUNCE_PERIOD_MIN     50
-#define PREHEAT_PERIOD          12000
-#define REFLOW_PERIOD           12000
-#define COOLDOWN_PERIOD         30000
 
-// ***** PID PARAMETERS *****
+// ***** PARAMETERS *****
 // ***** PRE-HEAT STAGE *****
 #define PID_KP_PREHEAT          100
 #define PID_KI_PREHEAT          0.025
 #define PID_KD_PREHEAT          20
+#define PREHEAT_PERIOD          20000
 // ***** SOAKING STAGE *****
 #define PID_KP_SOAK             300
 #define PID_KI_SOAK             0.05
 #define PID_KD_SOAK             250
+#define TEMPERATURE_SOAK_MIN    150
+#define TEMPERATURE_SOAK_MAX    185
+#define SOAK_TEMPERATURE_STEP   5
+#define SOAK_MICRO_PERIOD       9000
 // ***** REFLOW STAGE *****
 #define PID_KP_REFLOW           300
 #define PID_KI_REFLOW           0.05
 #define PID_KD_REFLOW           350
+#define TEMPERATURE_REFLOW_MAX  220
+#define REFLOW_PERIOD           30000
+// ***** COOLING STAGE *****
+#define COOLDOWN_PERIOD         180000
+#define TEMPERATURE_COOL_MIN    100
+//PID settings
 #define PID_SAMPLE_TIME         1000
-// This is for testing on different board
-// #define LCD_PIN 14
-// #define ODROID
-
 
 // ***** TYPE DEFINITIONS *****
 typedef enum REFLOW_STATE

reflow_plate_fw/src/lcd.cpp

@@ -358,7 +358,7 @@ void updateGUIButtons(void)
 void initTouchScreen(void)
 {
   //ts.begin();
-  if (!ts.begin(tft.width(), tft.height(), true, 40))
+  if (!ts.begin(TOUCH_SDA, TOUCH_SCL, tft.width(), tft.height(), true, 40))
   {
     Serial.println("Unable to start touchscreen.");
   }

reflow_plate_fw/src/lcd.h

@@ -28,7 +28,7 @@
 #define CHART_H               200
 #define CHART_FONT              1
 
-#define CHART_TIME_MAX        140  //time scale in seconds
+#define CHART_TIME_MAX        500  //time scale in seconds
 #define CHART_TEMP_MIN         20  //offset in degrees
 #define CHART_TEMP_MAX        240  //degrees
 #define CHART_Y_TICKS          10
@@ -39,7 +39,6 @@
 #define CHART_ACTUAL_COLOR    TFT_RED
 #define CHART_BG_COLOR        TFT_BLACK
 
-
 #define STATE_X                 0
 #define STATE_Y                13
 #define STATE_W               TFT_WIDTH