use Pin, not PWMOut, for PulseOut

Author: dhalbert

CircuitPython_TVBGone/cpx_main/code.py

@@ -6,9 +6,9 @@
 import time
 
 import board
-import pwmio
 import pulseio
 from digitalio import DigitalInOut, Direction, Pull
+
 # pylint: disable=eval-used
 # Switch to select 'stealth-mode'
 switch = DigitalInOut(board.SLIDE_SWITCH)
@@ -33,10 +33,6 @@
 button_b.direction = Direction.INPUT
 button_b.pull = Pull.DOWN
 
-pwm = pwmio.PWMOut(board.REMOTEOUT, frequency=38000,
-                     duty_cycle=2 ** 15, variable_frequency=True)
-pulse = pulseio.PulseOut(pwm)
-
 while True:
     # Wait for button press!
     while not (button_a.value or button_b.value):
@@ -54,26 +50,28 @@
             spkr.value = True
         # If this is a repeating code, extract details
         try:
-            repeat = code['repeat']
-            delay = code['repeat_delay']
+            repeat = code["repeat"]
+            delay = code["repeat_delay"]
         except KeyError:  # by default, repeat once only!
             repeat = 1
             delay = 0
         # The table holds the on/off pairs
-        table = code['table']
+        table = code["table"]
         pulses = []  # store the pulses here
         # Read through each indexed element
-        for i in code['index']:
+        for i in code["index"]:
             pulses += table[i]  # and add to the list of pulses
         pulses.pop()  # remove one final 'low' pulse
 
-        pwm.frequency = code['freq']
-        for i in range(repeat):
-            pulse.send(array.array('H', pulses))
-            time.sleep(delay)
+        with pulseio.PulseOut(
+            board.REMOTEOUT, frequency=code["freq"], duty_cycle=2**15
+        ) as pulse:
+            for i in range(repeat):
+                pulse.send(array.array("H", pulses))
+                time.sleep(delay)
 
         led.value = False
         spkr.value = False
-        time.sleep(code['delay'])
+        time.sleep(code["delay"])
 
     f.close()

CircuitPython_TVBGone/gemma_main/code.py

@@ -3,7 +3,6 @@
 
 import array
 import pulseio
-import pwmio
 import board
 from digitalio import DigitalInOut, Direction, Pull
 from adafruit_debouncer import Debouncer
@@ -25,9 +24,10 @@
 pixel = neopixel.NeoPixel(pix, num_pixels, brightness=0.8, auto_write=False)
 
 #  PWM setup for IR LEDs
-pwm = pwmio.PWMOut(board.TX, frequency=38000, duty_cycle=2**15)
-remote = pulseio.PulseOut(pwm)
+remote = pulseio.PulseOut(board.TX, frequency=38000, duty_cycle=2**15)
 #  power on pulse array
+# Prevent black from reformatting the arrays.
+# fmt: off
 power_on = array.array('H', [9027, 4490, 577, 563, 549, 1677, 579, 1674, 582, 558,
                              554, 559, 553, 561, 551, 562, 551, 1675, 580, 1674, 572,
                              567, 555, 1672, 573, 567, 556, 558, 554, 559, 553, 560,
@@ -43,6 +43,7 @@
                               566, 546, 1707, 549, 1704, 551, 562, 550, 1703, 553, 1699,
                               556, 1697, 548, 1705, 551, 1701, 554, 560, 553, 560, 552,
                               1701, 554])
+# fmt: on
 #  array of the pulses
 signals = [power_on, power_off]
 #  neopixel colors