Hausautomatisierungs-Platine + Arduino-Software
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
int sTx = 2;
|
|
|
|
int sRx = 3;
|
|
|
|
|
|
|
|
long base = 100;
|
|
|
|
long rst = base*10; // reset
|
|
|
|
boolean bt = false;
|
|
|
|
long dif = 0;
|
|
|
|
long lt = 0;
|
|
|
|
long now = 0;
|
|
|
|
char rcv = 0;
|
|
|
|
int idx = 0;
|
|
|
|
String message;
|
|
|
|
void setup(){
|
|
|
|
pinMode(sRx,INPUT);
|
|
|
|
pinMode(sTx,OUTPUT);
|
|
|
|
attachInterrupt(digitalPinToInterrupt(sRx),change,CHANGE);
|
|
|
|
Serial.begin(115200);
|
|
|
|
Serial.println("Receiver ready");
|
|
|
|
}
|
|
|
|
|
|
|
|
void reset(long dif){
|
|
|
|
rcv = 0;
|
|
|
|
idx = -1;
|
|
|
|
message.reserve(32);
|
|
|
|
}
|
|
|
|
void change(){
|
|
|
|
bool bt = digitalRead(sRx);
|
|
|
|
now = micros();
|
|
|
|
dif = now - lt;
|
|
|
|
lt = now;
|
|
|
|
if (dif > rst){
|
|
|
|
reset(dif);
|
|
|
|
} else {
|
|
|
|
handle(!bt,dif);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void handle(boolean bt, long dif){
|
|
|
|
long count = dif/base;
|
|
|
|
for (int i=0; i<count; i++) push(bt);
|
|
|
|
}
|
|
|
|
|
|
|
|
void push(boolean bt){
|
|
|
|
if (idx>=0) rcv |= bt<<idx;
|
|
|
|
idx++;
|
|
|
|
|
|
|
|
if (idx == 8){
|
|
|
|
if (rcv == 13) {
|
|
|
|
Serial.println(message);
|
|
|
|
message = "";
|
|
|
|
} else {
|
|
|
|
message+=rcv;
|
|
|
|
}
|
|
|
|
idx =0;
|
|
|
|
rcv =0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void loop(){}
|