adding read to GPIO22

6 years ago · 4ecd3074f5
parent aeb1e6059e
commit 4ecd3074f5
1 changed files with 3 additions and 0 deletions
--- a/afsk/main.c
+++ b/afsk/main.c
@ -267,6 +267,9 @@ int main(int argc, char *argv[]) {
  wiringPiSetup ();
  pinMode (0, OUTPUT);
  pinMode (2, OUTPUT);
+  pinMode (3, INPUT);
+
+  printf("Reading: %d\n", digitalRead(3));

  digitalWrite (0, HIGH);
  digitalWrite (2, LOW);