Use Lab11 Revised Code

Lab11-Revised/CircuitPython/Code/blink_external2.py

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+# Program for CircuitPython on a Pico W
+
+import board
+import digitalio
+import time
+
+led = digitalio.DigitalInOut(board.LED)
+led15 = digitalio.DigitalInOut(board.GP15)
+led16 = digitalio.DigitalInOut(board.GP16)
+
+led.direction = digitalio.Direction.OUTPUT
+led15.direction = digitalio.Direction.OUTPUT
+led16.direction = digitalio.Direction.OUTPUT
+
+print("\nCircuitPython example code")
+print("Blink the onboard LED and LED's connected to GP15 & GP16\n")
+
+while True:
+  print("Start")
+  led.value = True  #turn on the LED
+  led15.value = False  #turn on the LED
+  led16.value = True  #turn on the LED
+  time.sleep(1)   #wait for one second
+  print("Off")
+  led.value = False  #turn off the LED
+  led15.value = True  #turn off the LED
+  led16.value = False  #turn off the LED
+  time.sleep(1)   #wait for one second
+  
+
+
+

Lab11-Revised/CircuitPython/Code/blink_internal.py

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+# Program for CircuitPython on a Pico W
+
+import board
+import digitalio
+import time
+
+led = digitalio.DigitalInOut(board.LED)
+led.direction = digitalio.Direction.OUTPUT
+
+print("Hello, CircuitPython!")
+
+while True:
+
+    print("On!")
+    led.value = True
+    time.sleep(1)
+    
+    print("Off!")
+    led.value = False
+    time.sleep(1)
+    

Lab11-Revised/CircuitPython/Code/certificates/certificate-chain.pem

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+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

Lab11-Revised/CircuitPython/Code/certificates/key.pem

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+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----

Lab11-Revised/CircuitPython/Code/picowServo1.py

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+# SPDX-FileCopyrightText: 2021 jedgarpark for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# Pico servo demo
+# Hardware setup:
+#   Servo on GP0 with external 5V power supply
+#   Button on GP3 and ground
+
+import time
+import board
+from digitalio import DigitalInOut, Direction, Pull
+import pwmio
+from adafruit_motor import servo
+
+import os
+import sys
+import ssl
+import wifi
+import socketpool
+import microcontroller
+import board
+import busio
+import adafruit_requests
+import adafruit_dht
+from adafruit_io.adafruit_io import IO_HTTP, AdafruitIO_RequestError
+from microcontroller import cpu
+
+
+
+print("Servo test")
+mode = -1  # track state of button mode
+    
+def setupLED():    
+    led = DigitalInOut(board.LED)
+    led.direction = Direction.OUTPUT
+    led.value = True
+    return led
+
+def setupButton():    
+    # Mode button setup
+    button = DigitalInOut(board.GP3)
+    button.direction = Direction.INPUT
+    button.pull = Pull.UP
+    return button
+
+
+
+def blink(led,count):
+    for _ in range(count):
+        led.value = False
+        time.sleep(0.1)
+        led.value = True
+        time.sleep(0.1)
+
+def setupServo():
+    # Servo setup
+    pwm_servo = pwmio.PWMOut(board.GP0, duty_cycle=2 ** 15, frequency=50)
+    servo1 = servo.Servo(pwm_servo, min_pulse=500, max_pulse=2200)  # tune pulse for specific servo
+
+    return servo1
+
+def setServoAngle(servo1,angle):
+    # Servo setup
+    print("servo set angle =",angle)
+    servo1.angle = angle
+    servoData = angle
+    data = [servoData]
+    #  send sensor data to respective feeds
+#            io.send_data(picowServo,servoData)
+    io.send_data("myservo",angle)
+    print("sent")
+
+    return servo1
+
+# Servo test
+def servo_direct_test1():
+    print("Servo Direct Test 1")
+    setServoAngle(servo1,90)
+    time.sleep(2)
+    setServoAngle(servo1,0)
+    time.sleep(2)
+    setServoAngle(servo1,90)
+    time.sleep(2)
+    setServoAngle(servo1,180)
+    time.sleep(2)
+
+
+# Servo test
+def servo_direct_test():
+    print("Servo Direct Test")
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 0")
+    servo1.angle = 0
+    time.sleep(2)
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 180")
+    servo1.angle = 180
+    time.sleep(2)
+
+
+# Servo smooth test
+def servo_smooth_test():
+    counter = 1
+    print("servo smooth test: 180 - 0, -1º steps")
+    for angle in range(180, 0, -1):  # 180 - 0 degrees, -1º at a time.
+        servo1.angle = angle
+        
+        if(counter > 10):	# This is used to rate limit the data to Adafruit
+            servoData = angle
+            data = [servoData]
+            #  send sensor data to respective feeds
+            #            io.send_data(picowServo,servoData)
+            io.send_data("myservo",angle)
+            print("sent ", angle)
+            counter = 1
+        else:
+            counter += 1
+        
+        time.sleep(0.1)
+#        time.sleep(0.01)
+    time.sleep(1)
+    print("servo smooth test: 0 - 180, 1º steps")
+    for angle in range(0, 180, 1):  # 0 - 180 degrees, 1º at a time.
+        servo1.angle = angle
+        time.sleep(0.01)
+    time.sleep(1)
+
+
+def run_test(testnum):
+    if testnum is 0:
+        print("servo direct test")
+        servo_direct_test1()
+    elif testnum is 1:
+        print("servo direct test")
+        servo_smooth_test()
+
+led    = setupLED()
+button = setupButton()
+servo1 = setupServo()
+print("Type of servo = ",type(servo))
+
+wifi.radio.connect(os.getenv('CIRCUITPY_WIFI_SSID'), os.getenv('CIRCUITPY_WIFI_PASSWORD'))
+
+aio_username = os.getenv('ADAFRUIT_IO_USERNAME')
+aio_key = os.getenv('ADAFRUIT_IO_KEY')
+
+pool = socketpool.SocketPool(wifi.radio)
+requests = adafruit_requests.Session(pool, ssl.create_default_context())
+# Initialize an Adafruit IO HTTP API object
+io = IO_HTTP(aio_username, aio_key, requests)
+print("connected to io")
+
+
+try:
+# get feed
+    picowServo = io.get_feed("myservo")
+except AdafruitIO_RequestError:
+# if no feed exists, create one
+    print("Feed error")
+    sys.exit(-1)
+
+#  pack feed names into an array for the loop
+feed_names = [picowServo]
+print("Connected to feed.")
+
+
+while True:
+    if not button.value:
+        blink(led,2)
+        mode = (mode + 1) % 2
+        print("switch to mode %d" % (mode))
+        time.sleep(0.8)  # big debounce
+        run_test(mode)

Lab11-Revised/CircuitPython/Code/picowServo2CloudTest.py

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+# SPDX-FileCopyrightText: 2022 Liz Clark for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+import os
+import sys
+import time
+import ssl
+import wifi
+import socketpool
+import microcontroller
+import board
+import busio
+import adafruit_requests
+import adafruit_dht
+from adafruit_io.adafruit_io import IO_HTTP, AdafruitIO_RequestError
+from microcontroller import cpu
+
+
+wifi.radio.connect(os.getenv('CIRCUITPY_WIFI_SSID'), os.getenv('CIRCUITPY_WIFI_PASSWORD'))
+
+aio_username = os.getenv('ADAFRUIT_IO_USERNAME')
+aio_key = os.getenv('ADAFRUIT_IO_KEY')
+
+pool = socketpool.SocketPool(wifi.radio)
+requests = adafruit_requests.Session(pool, ssl.create_default_context())
+# Initialize an Adafruit IO HTTP API object
+io = IO_HTTP(aio_username, aio_key, requests)
+print("connected to io")
+
+
+try:
+# get feed
+    picowServo = io.get_feed("myservo")
+except AdafruitIO_RequestError:
+# if no feed exists, create one
+    print("Feed error")
+    sys.exit(-1)
+
+#  pack feed names into an array for the loop
+feed_names = [picowServo]
+print("Connected to feed.")
+
+clock = 11
+
+
+while True:
+    #  when the clock runs out..
+    print("") # Prints a blank line after clock print.
+    #  read sensor
+    servoData = clock
+    data = [servoData]
+    #  send sensor data to respective feeds
+#            io.send_data(picowServo,servoData)
+    io.send_data("myservo",servoData)
+    print("sent")
+    time.sleep(15)
+    #  print sensor data to the REPL
+    print()
+
+    #time.sleep(1)
+    time.sleep(1)
+    print(clock)
+    clock = clock + 1
+    if clock >50:
+        clock = 11
+        
+
+

Lab11-Revised/CircuitPython/Code/picowServoTest1.py

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+# SPDX-FileCopyrightText: 2021 jedgarpark for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# Pico servo demo
+# Hardware setup:
+#   Servo on GP0 with external 5V power supply
+#   Button on GP3 and ground
+
+import time
+import board
+from digitalio import DigitalInOut, Direction, Pull
+import pwmio
+from adafruit_motor import servo
+
+print("Servo test")
+
+led = DigitalInOut(board.LED)
+led.direction = Direction.OUTPUT
+led.value = True
+
+
+def blink(times):
+    for _ in range(times):
+        led.value = False
+        time.sleep(0.1)
+        led.value = True
+        time.sleep(0.1)
+
+
+# Mode button setup
+button = DigitalInOut(board.GP3)
+button.direction = Direction.INPUT
+button.pull = Pull.UP
+mode = -1  # track state of button mode
+
+# Servo setup
+pwm_servo = pwmio.PWMOut(board.GP0, duty_cycle=2 ** 15, frequency=50)
+servo1 = servo.Servo(
+    pwm_servo, min_pulse=500, max_pulse=2200
+)  # tune pulse for specific servo
+
+
+# Servo test
+def servo_direct_test():
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 0")
+    servo1.angle = 0
+    time.sleep(2)
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 180")
+    servo1.angle = 180
+    time.sleep(2)
+
+
+# Servo smooth test
+def servo_smooth_test():
+    print("servo smooth test: 180 - 0, -1º steps")
+    for angle in range(180, 0, -1):  # 180 - 0 degrees, -1º at a time.
+        servo1.angle = angle
+        time.sleep(0.01)
+    time.sleep(1)
+    print("servo smooth test: 0 - 180, 1º steps")
+    for angle in range(0, 180, 1):  # 0 - 180 degrees, 1º at a time.
+        servo1.angle = angle
+        time.sleep(0.01)
+    time.sleep(1)
+
+
+def run_test(testnum):
+    if testnum is 0:
+        print("servo direct test")
+        servo_direct_test()
+    elif testnum is 1:
+        print("servo smooth test")
+        servo_smooth_test()
+
+
+while True:
+    if not button.value:
+        blink(2)
+        mode = (mode + 1) % 2
+        print("switch to mode %d" % (mode))
+        time.sleep(0.8)  # big debounce
+        run_test(mode)

Lab11-Revised/CircuitPython/Code/picowServoTest2.py

@@ -0,0 +1,117 @@
+# SPDX-FileCopyrightText: 2021 jedgarpark for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# Pico servo demo
+# Hardware setup:
+#   Servo on GP0 with external 5V power supply
+#   Button on GP3 and ground
+
+import time
+import board
+from digitalio import DigitalInOut, Direction, Pull
+import pwmio
+from adafruit_motor import servo
+
+print("Servo test")
+mode = -1  # track state of button mode
+    
+def setupLED():    
+    led = DigitalInOut(board.LED)
+    led.direction = Direction.OUTPUT
+    led.value = True
+    return led
+
+def setupButton():    
+    # Mode button setup
+    button = DigitalInOut(board.GP3)
+    button.direction = Direction.INPUT
+    button.pull = Pull.UP
+    return button
+
+
+
+def blink(led,count):
+    for _ in range(count):
+        led.value = False
+        time.sleep(0.1)
+        led.value = True
+        time.sleep(0.1)
+
+def setupServo():
+    # Servo setup
+    pwm_servo = pwmio.PWMOut(board.GP0, duty_cycle=2 ** 15, frequency=50)
+    servo1 = servo.Servo(pwm_servo, min_pulse=500, max_pulse=2200)  # tune pulse for specific servo
+
+    return servo1
+
+def setServoAngle(servo1,angle):
+    # Servo setup
+    print("servo set angle =",angle)
+    servo1.angle = angle
+
+    return servo1
+
+# Servo test
+def servo_direct_test1():
+    print("Servo Direct Test 1")
+    setServoAngle(servo1,90)
+    time.sleep(2)
+    setServoAngle(servo1,0)
+    time.sleep(2)
+    setServoAngle(servo1,90)
+    time.sleep(2)
+    setServoAngle(servo1,180)
+    time.sleep(2)
+
+
+# Servo test
+def servo_direct_test():
+    print("Servo Direct Test")
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 0")
+    servo1.angle = 0
+    time.sleep(2)
+    print("servo test: 90")
+    servo1.angle = 90
+    time.sleep(2)
+    print("servo test: 180")
+    servo1.angle = 180
+    time.sleep(2)
+
+
+# Servo smooth test
+def servo_smooth_test():
+    print("servo smooth test: 180 - 0, -1º steps")
+    for angle in range(180, 0, -1):  # 180 - 0 degrees, -1º at a time.
+        servo1.angle = angle
+        time.sleep(0.01)
+    time.sleep(1)
+    print("servo smooth test: 0 - 180, 1º steps")
+    for angle in range(0, 180, 1):  # 0 - 180 degrees, 1º at a time.
+        servo1.angle = angle
+        time.sleep(0.01)
+    time.sleep(1)
+
+
+def run_test(testnum):
+    if testnum is 0:
+        print("servo direct test")
+        servo_direct_test1()
+    elif testnum is 1:
+        print("servo smooth test")
+        servo_smooth_test()
+
+led    = setupLED()
+button = setupButton()
+servo1 = setupServo()
+print("Type of servo = ",type(servo))
+
+while True:
+    if not button.value:
+        blink(led,2)
+        mode = (mode + 1) % 2
+        print("switch to mode %d" % (mode))
+        time.sleep(0.8)  # big debounce
+        run_test(mode)

Lab11-Revised/CircuitPython/Code/settings.toml

@@ -0,0 +1,7 @@
+CIRCUITPY_WIFI_SSID = "cset@stcc"
+CIRCUITPY_WIFI_PASSWORD = "c1s2e3t4"
+
+
+# Replace the next two lines with your Adafruit username and key.
+ADAFRUIT_IO_USERNAME = "csetuser"
+ADAFRUIT_IO_KEY      = "aio_whil751ZM389iWH4GR20r90cTb0R"