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//
// ring.ino
//
// ring oscillator test
//
// Neil Gershenfeld 8/12/21
//
// This work may be reproduced, modified, distributed,
// performed, and displayed for any purpose, but must
// acknowledge this project. Copyright is retained and
// must be preserved. The work is provided as is; no
// warranty is provided, and users accept all liability.
//
void setup() {
pinMode(0,OUTPUT);
}
void loop() {
while (1) {
/*
if (digitalRead(1))
digitalWrite(0,LOW);
else
digitalWrite(0,HIGH);
*/
if (digitalReadFast(1))
digitalWriteFast(0,LOW);
else
digitalWriteFast(0,HIGH);
}
}