Added counter mode, where the count get increment whenever a falling edge on input is present. Reset with double click.

Author: jbtronics

FTController.ino

@@ -130,8 +130,11 @@ void update_display()
 		case DISPLAY_OUT:
 			display_out();
 			break;
+		case DISPLAY_RPM:
+			display_rpm();
+			break;
 		case DISPLAY_COUNT:
-			display_count();
+			display_counter();
 			break;
 		case DISPLAY_TEMP:
 			display_temp();
@@ -196,7 +199,7 @@ void display_temp()
 	lcd.print(GetTemp());
 }
 
-void display_count()
+void display_rpm()
 {
 	static long lasttime = millis();
 	static float val = 0;
@@ -239,6 +242,12 @@ void display_count()
 		lcd.print(val, 0);	//Cut digits after the point, we dont have that precision
 }
 
+void display_counter()
+{
+	lcd.print(F("Counter:"));
+	lcd.setCursor(0, 1);
+	lcd.print(counter_val());
+}
 
 
 /********************************************
@@ -501,11 +510,20 @@ void button_pressedCallback()
 
 		if (millis() - lasttime < DOUBLECLICK_TIME) //If button was double clicked, activate FREEZE mode
 		{
-			if (freeze == 0)
-				freeze = 1;
+			if (display_mode == DISPLAY_COUNT)
+			{
+				counter_reset();
+				menu = MENU_HIDDEN;
+			}
 			else
-				freeze = 0;
-			menu = MENU_HIDDEN;		//Hide menu
+			{
+				if (freeze == 0)
+					freeze = 1;
+				else
+					freeze = 0;
+				menu = MENU_HIDDEN;		//Hide menu
+			}
+			
 		}
 	}
 	else

helpers.h

@@ -119,10 +119,11 @@ const PROGMEM uint8_t TABLE_SQRT[26] = { 0, 51, 72, 88, 102, 114, 125, 135, 144,
 #define DISPLAY_INPUT	0	//Shows the input values of the joysticks
 #define DISPLAY_VOLT	1	//Shows the input and MCU voltage
 #define DISPLAY_OUT		2	//Shows the output values
-#define DISPLAY_COUNT	3
-#define DISPLAY_TEMP	4	//Shows temperature
+#define DISPLAY_RPM		3	//Shows RPM rate
+#define DISPLAY_COUNT	4
+#define DISPLAY_TEMP	5	//Shows temperature
 
-#define DISPLAY_MAX_VAL	4
+#define DISPLAY_MAX_VAL	5
 #define DISPLAY_DEFAULT	DISPLAY_VOLT
 
 //Config Menu states

menu.cpp

@@ -90,7 +90,7 @@ void menu_config()
 			TOGGLE_SETTING(config.counter_unit);
 		break;
 	case CONFIG_CDEBOUNCE:
-		lcd.print(F("C.DEBNC:"));
+		lcd.print(F("I.DEBNC:"));
 		lcd.setCursor(0, 1);
 		if (config.counter_debounce == 0)
 			lcd.print("OFF");
@@ -101,14 +101,14 @@ void menu_config()
 			TOGGLE_SETTING(config.counter_debounce);
 		break;
 	case CONFIG_CMULTI:
-		lcd.print(F("C.MULTI:"));
+		lcd.print(F("I.MULTI:"));
 		lcd.setCursor(0, 1);
 		lcd.print(config.counter_multi + 1);
 		config.counter_multi += menu_action_rx();
 		config.counter_multi += 10 * menu_action_ry();
 		break;
 	case CONFIG_CDIVIDE:
-		lcd.print(F("C.DIVIDE:"));
+		lcd.print(F("I.DIVIDE:"));
 		lcd.setCursor(0, 1);
 		lcd.print(config.counter_divide + 1);
 		config.counter_divide += menu_action_rx();
@@ -202,6 +202,9 @@ void menu_display()
 	case DISPLAY_OUT:
 		lcd.print(F("Out Vals"));
 		break;
+	case DISPLAY_RPM:
+		lcd.print(F("RPM"));
+		break;
 	case DISPLAY_COUNT:
 		lcd.print(F("Counter"));
 		break;