TFT Feather template code and license updates.

Author: kattni

Adafruit_Feather_TFT_ESP32-S2/analog_in/code.py

@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2022 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""CircuitPython Analog In Voltage Example"""
+import time
+import board
+import analogio
+
+analog_pin = analogio.AnalogIn(board.A0)
+
+
+def get_voltage(pin):
+    return (pin.value * 2.64) / 52507
+
+
+while True:
+    print(get_voltage(analog_pin))
+    time.sleep(0.1)

Adafruit_Feather_TFT_ESP32-S2/cap_touch_one_pin/code.py

@@ -0,0 +1,15 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Capacitive Touch Pin Example - Print to the serial console when one pin is touched.
+"""
+import time
+import board
+import touchio
+
+touch = touchio.TouchIn(board.A5)
+
+while True:
+    if touch.value:
+        print("Pin touched!")
+    time.sleep(0.1)

Adafruit_Feather_TFT_ESP32-S2/cap_touch_two_pins/code.py

@@ -0,0 +1,18 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Capacitive Two Touch Pin Example - Print to the serial console when a pin is touched.
+"""
+import time
+import board
+import touchio
+
+touch_one = touchio.TouchIn(board.A5)
+touch_two = touchio.TouchIn(board.D5)
+
+while True:
+    if touch_one.value:
+        print("Pin one touched!")
+    if touch_two.value:
+        print("Pin two touched!")
+    time.sleep(0.1)

Adafruit_Feather_TFT_ESP32-S2/digital_input/code.py

@@ -0,0 +1,19 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Digital Input Example - Blinking an LED using a button switch.
+"""
+import board
+import digitalio
+
+led = digitalio.DigitalInOut(board.LED)
+led.direction = digitalio.Direction.OUTPUT
+
+button = digitalio.DigitalInOut(board.BUTTON)
+button.switch_to_input(pull=digitalio.Pull.UP)
+
+while True:
+    if not button.value:
+        led.value = True
+    else:
+        led.value = False

Adafruit_Feather_TFT_ESP32-S2/storage/boot.py

@@ -0,0 +1,23 @@
+
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Essentials Storage CP Filesystem boot.py file
+"""
+import time
+import board
+import digitalio
+import storage
+import neopixel
+
+pixel = neopixel.NeoPixel(board.NEOPIXEL, 1)
+
+button = digitalio.DigitalInOut(board.BUTTON)
+button.switch_to_input(pull=digitalio.Pull.UP)
+
+# Turn the NeoPixel white for one second to indicate when to press the boot button.
+pixel.fill((255, 255, 255))
+time.sleep(1)
+
+# If the button is connected to ground, the filesystem is writable by CircuitPython
+storage.remount("/", readonly=button.value)

Adafruit_Feather_TFT_ESP32-S2/storage/code.py

@@ -0,0 +1,38 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Essentials Storage CP Filesystem code.py file
+For use with boards with a built-in red LED.
+"""
+import time
+import board
+import digitalio
+import microcontroller
+
+led = digitalio.DigitalInOut(board.LED)
+led.switch_to_output()
+
+try:
+    with open("/temperature.txt", "a") as temp_log:
+        while True:
+            # The microcontroller temperature in Celsius. Include the
+            # math to do the C to F conversion here, if desired.
+            temperature = microcontroller.cpu.temperature
+
+            # Write the temperature to the temperature.txt file every 10 seconds.
+            temp_log.write('{0:.2f}\n'.format(temperature))
+            temp_log.flush()
+
+            # Blink the LED on every write...
+            led.value = True
+            time.sleep(1)  # ...for one second.
+            led.value = False  # Then turn it off...
+            time.sleep(9)  # ...for the other 9 seconds.
+
+except OSError as e:  # When the filesystem is NOT writable by CircuitPython...
+    delay = 0.5  # ...blink the LED every half second.
+    if e.args[0] == 28:  # If the file system is full...
+        delay = 0.15  # ...blink the LED every 0.15 seconds!
+    while True:
+        led.value = not led.value
+        time.sleep(delay)

CircuitPython_Templates/Analog_Pin_Values_Nonstandard_AREF/code.py

@@ -1,5 +1,5 @@
 # SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
-# SPDX-License-Identifier: Unlicense
+# SPDX-License-Identifier: MIT
 """
 CircuitPython analog voltage value example
 

CircuitPython_Templates/analog_pin_values/code.py

@@ -1,5 +1,5 @@
 # SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
-# SPDX-License-Identifier: Unlicense
+# SPDX-License-Identifier: MIT
 """CircuitPython analog pin value example"""
 import time
 import board

CircuitPython_Templates/analog_voltage_values/code.py

@@ -1,5 +1,5 @@
 # SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
-# SPDX-License-Identifier: Unlicense
+# SPDX-License-Identifier: MIT
 """CircuitPython analog voltage value example"""
 import time
 import board

CircuitPython_Templates/audio_find_pins/code.py

@@ -1,5 +1,5 @@
 # SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
-# SPDX-License-Identifier: Unlicense
+# SPDX-License-Identifier: MIT
 """
 CircuitPython Audio-capable pin identifying script
 """