Merge branch 'obp40' of github.com:thooge/esp32-nmea2000-obp60 into obp40

lib/obp60task/OBP60Keypad.h

@@ -181,14 +181,7 @@ long starttime = 0;     // Start time point for pressed key
   #endif
 
   #ifdef HARDWARE_LIGHT
-  // Keypad functions for OBP60 clone (thSensitivity is inactiv)
+  int readSensorpads(){
-  int readKeypad(uint thSensitivity) {
-    pinMode(UP, INPUT);
-    pinMode(DOWN, INPUT);
-    pinMode(CONF, INPUT);
-    pinMode(MENUE, INPUT);
-    pinMode(EXIT, INPUT);
-
       // Read key code
       if(digitalRead(UP) == LOW){
         keycode = 10; // Left swipe
@@ -208,6 +201,19 @@ long starttime = 0;     // Start time point for pressed key
       else{
         keycode = 0;  // No key activ
       }
+      return keycode;
+    }
+
+  // Keypad functions for OBP60 clone (thSensitivity is inactiv)
+  int readKeypad(uint thSensitivity) {
+    pinMode(UP, INPUT);
+    pinMode(DOWN, INPUT);
+    pinMode(CONF, INPUT);
+    pinMode(MENUE, INPUT);
+    pinMode(EXIT, INPUT);
+
+    // Read pad values
+    readSensorpads();
 
     // Detect key
     if (keycode > 0 ){
@@ -220,6 +226,7 @@ long starttime = 0;     // Start time point for pressed key
         keystatus = keycode;
         // Copy keycode
         keycodeold = keycode;
+        while(readSensorpads() > 0){} // Wait for pad release
         delay(keydelay);
       }
     }