diff options
| -rw-r--r-- | esp32/lego-piano.ino | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/esp32/lego-piano.ino b/esp32/lego-piano.ino index 81f75c9..d67a75a 100644 --- a/esp32/lego-piano.ino +++ b/esp32/lego-piano.ino @@ -17,6 +17,7 @@ */ int currentLed = 0; +int lastSeen = 100; void setup() { Serial.begin(19200); @@ -27,6 +28,7 @@ void setup() { pinMode(A1, INPUT); pinMode(A2, INPUT); currentLed = 0; + lastSeen = 100; } void tristate(int pin) { @@ -82,12 +84,17 @@ void loop() { /* Serial.println(currentLed); */ enableLed(currentLed); - delay(20); + delay(1); if (sense(currentLed)) { - Serial.print(currentLed); - Serial.println(" proximity!"); + if (lastSeen != currentLed) { + lastSeen = currentLed; + Serial.print(currentLed); + Serial.println(" proximity!"); + } + } + else if (lastSeen == currentLed) { + lastSeen = 100; } currentLed = (currentLed+1)%4; - delay(20); }
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