arduino-sketches
| /arduinoHAMVOX/arduinoHAMVOX.ino |
|---|
| @@ -0,0 +1,64 @@ |
| #include "TickTwo.h" |
| const int LED_PIN = D5; |
| const int MIC_PIN = A0; |
| const int PTT_PIN = D8; |
| const int VOX_DELAY = 1000; |
| // irrelevant TickTwo.h semantics |
| void pttClose(); |
| TickTwo ticker1(pttClose, 0, 1, MILLIS); |
| bool transmitting; |
| void setup() { |
| // configure PTT pin as an digital out |
| pinMode(LED_PIN, OUTPUT); |
| pinMode(PTT_PIN, OUTPUT); |
| // configure MIC pin as a digital input |
| pinMode(MIC_PIN, INPUT); |
| // DEBUG |
| //Serial.begin(9600); |
| // deactivate PTT transistor switch / PTT low (start broadcast) |
| digitalWrite(LED_PIN, LOW); |
| digitalWrite(PTT_PIN, LOW); |
| // alarm(MIN) |
| ticker1.start(); |
| } |
| void loop() { |
| // irrelevant TickTwo.h semantics |
| ticker1.update(); |
| // read the MIC pin |
| int val = analogRead(MIC_PIN); |
| // DEBUG |
| //Serial.println(val); |
| // if mic sensor is low (audio playing) |
| if (val == 1024 && !transmitting) { |
| // activate PTT switch / PTT low (start broadcast) |
| //Serial.println("PTT activated..."); |
| digitalWrite(LED_PIN, HIGH); |
| digitalWrite(PTT_PIN, HIGH); |
| // alarm(5000) |
| ticker1.interval(VOX_DELAY); |
| ticker1.resume(); |
| transmitting = true; |
| return; |
| } |
| transmitting = false; |
| } |
| void pttClose() { |
| // deactivate PTT transistor switch / PTT low (start broadcast) |
| //Serial.println("PTT deactivated..."); |
| digitalWrite(LED_PIN, LOW); |
| digitalWrite(PTT_PIN, LOW); |
| transmitting = false; |
| } |