Minor corrections

Author: RPiSpy

led-pwm.py

@@ -17,19 +17,19 @@
 #-----------------------------------------------------------------------------#
 
 import time
-from machine import Pin, PWM
+from machine import Pin,PWM
 
 pwm = PWM(Pin(15))
 
 pwm.freq(1000)
 
 while True:
-    
+
     # Loop brightness from min to max
-    for duty in range(65025):
+    for duty in range(65535):
         pwm.duty_u16(duty)
-        time.sleep_ms(0.1)
+        time.sleep_us(5)
     # Loop brightness from max to min
     for duty in range(65025, 0, -1):
         pwm.duty_u16(duty)
-        time.sleep_ms(0.1)
+        time.sleep_us(5)

potentiometer-led.py

@@ -17,7 +17,7 @@
 #-----------------------------------------------------------------------------#
 
 import time
-from machine import Pin,ADC
+from machine import Pin,ADC,PWM
 
 # Define GPIO pins our hardware is connected to
 ADC_GPIO = 27
@@ -37,7 +37,7 @@
     adc_val = adc_obj.read_u16()
 
     # Set PWM duty value to ADC value
-    pwm.duty_u16(adc_value)
+    pwm.duty_u16(adc_val)
 
     # Wait 1 second
     time.sleep(1)