rtd+

sunfounder · Aug 13, 2021 · 29da5aa · 29da5aa
1 parent eae52ea
commit 29da5aa
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diff --git a/C/12_photo_interrupter/photo_interrupter.c b/C/12_photo_interrupter/photo_interrupter.c
@@ -45,6 +45,7 @@ int main(void){
 
 		LED(temp);
 		Print(temp);
+		delay(100);
 	}
 	return 0;
 }
diff --git a/Python/34_tracking.py b/Python/34_tracking.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 import RPi.GPIO as GPIO
+import time
 
 TrackPin = 11
 LedPin   = 12
@@ -14,9 +15,11 @@ def loop():
 	while True:
 		if GPIO.input(TrackPin) == GPIO.LOW:
 			print ('White line is detected')
+			time.sleep(0.5)
 			GPIO.output(LedPin, GPIO.LOW)  # led on
 		else:
 			print ('...Black line is detected')
+			time.sleep(0.5)
 			GPIO.output(LedPin, GPIO.HIGH) # led off
 
 def destroy():