here is my code, though I doubt that is the issue:
void setup() {
Serial.begin(9600);
}
void loop() {
Serial.print(readCapacitivePin(A0));
Serial.print(", ");
Serial.print(readCapacitivePin(A1));
Serial.print(", ");
Serial.print(readCapacitivePin(A2));
Serial.print(", ");
Serial.print(readCapacitivePin(A3));
Serial.print(", ");
Serial.print(readCapacitivePin(A4));
Serial.print(", ");
Serial.print(readCapacitivePin(A5));
Serial.print(", ");
Serial.print(readCapacitivePin(A6));
Serial.print(", ");
Serial.print(readCapacitivePin(A7));
Serial.println("");
delay(1); // delay in between reads for stability
}
The output on my serial console looks something like this:
2, 2, 1, 2, 2, 1, 17, 17
2, 2, 1, 2, 2, 1, 17, 17
2, 2, 1, 2, 2, 1, 17, 17
2, 2, 1, 2, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 2, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
2, 2, 1, 1, 2, 1, 17, 17
If I touch a sensor, it looks like this:
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 10, 2, 1, 17, 17
2, 2, 1, 8, 2, 1, 17, 17
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 10, 2, 1, 17, 17
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 6, 2, 1, 17, 17
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 7, 2, 1, 17, 17
2, 2, 1, 9, 2, 1, 17, 17
2, 2, 1, 8, 2, 1, 17, 17
2, 2, 1, 7, 2, 1, 17, 17