Merge cpx_gboard project

CPX_GBoard/arcade_hid.py

@@ -0,0 +1,52 @@
+"""
+Circuit Playground Express GBoard: arcade buttons generating keycodes
+
+Adafruit invests time and resources providing this open source code.
+Please support Adafruit and open source hardware by purchasing
+products from Adafruit!
+
+Written by Dave Astels for Adafruit Industries
+Copyright (c) 2018 Adafruit Industries
+Licensed under the MIT license.
+
+All text above must be included in any redistribution.
+"""
+
+import time
+import board
+from adafruit_circuitplayground.express import cpx
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+from digitalio import DigitalInOut, Direction, Pull
+
+DOT_DURATION = 0.25
+DASH_DURATION = 0.5
+
+button_a = DigitalInOut(board.A4)
+button_a.direction = Direction.INPUT
+button_a.pull = Pull.UP
+
+button_b = DigitalInOut(board.A3)
+button_b.direction = Direction.INPUT
+button_b.pull = Pull.UP
+
+kbd = Keyboard()
+
+
+def touch_a():
+    return not button_a.value
+
+
+def touch_b():
+    return not button_b.value
+
+
+while True:
+    if touch_a():
+        kbd.send(Keycode.PERIOD)
+        while touch_a():
+            pass
+    elif touch_b():
+        kbd.send(Keycode.MINUS)
+        while touch_b():
+            pass

CPX_GBoard/button_beeps.py

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+"""
+Circuit Playground Express GBoard: onboard buttons generating tones
+
+Adafruit invests time and resources providing this open source code.
+Please support Adafruit and open source hardware by purchasing
+products from Adafruit!
+
+Written by Dave Astels for Adafruit Industries
+Copyright (c) 2018 Adafruit Industries
+Licensed under the MIT license.
+
+All text above must be included in any redistribution.
+"""
+
+import time
+from adafruit_circuitplayground.express import cpx
+
+DOT_DURATION = 0.20
+DASH_DURATION = 0.5
+
+while True:
+    if cpx.button_a:
+        cpx.play_tone(4000, DOT_DURATION)
+        time.sleep(0.1)
+        while cpx.button_a:
+            pass
+    elif cpx.button_b:
+        cpx.play_tone(4000, DASH_DURATION)
+        time.sleep(0.1)
+        while cpx.button_b:
+            pass

CPX_GBoard/touch_beeps.py

@@ -0,0 +1,39 @@
+"""
+Circuit Playground Express GBoard: capacitive touch generating tones
+
+Adafruit invests time and resources providing this open source code.
+Please support Adafruit and open source hardware by purchasing
+products from Adafruit!
+
+Written by Dave Astels for Adafruit Industries
+Copyright (c) 2018 Adafruit Industries
+Licensed under the MIT license.
+
+All text above must be included in any redistribution.
+"""
+
+import time
+from adafruit_circuitplayground.express import cpx
+
+DOT_DURATION = 0.20
+DASH_DURATION = 0.5
+
+cpx.adjust_touch_threshold(600)
+
+def touch_a():
+    return cpx.touch_A4
+
+def touch_b():
+    return cpx.touch_A3
+
+while True:
+    if touch_a():
+        cpx.play_tone(4000, DOT_DURATION)
+        time.sleep(0.1)
+        while touch_a():
+            pass
+    elif touch_b():
+        cpx.play_tone(4000, DASH_DURATION)
+        time.sleep(0.1)
+        while touch_b():
+            pass

CPX_GBoard/touch_hid.py

@@ -0,0 +1,40 @@
+"""
+Circuit Playground Express GBoard: capacitive touch generating keycodes
+
+Adafruit invests time and resources providing this open source code.
+Please support Adafruit and open source hardware by purchasing
+products from Adafruit!
+
+Written by Dave Astels for Adafruit Industries
+Copyright (c) 2018 Adafruit Industries
+Licensed under the MIT license.
+
+All text above must be included in any redistribution.
+"""
+
+import time
+from adafruit_circuitplayground.express import cpx
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+
+DOT_DURATION = 0.25
+DASH_DURATION = 0.5
+
+kbd = Keyboard()
+cpx.adjust_touch_threshold(600)
+
+def touch_a():
+    return cpx.touch_A4
+
+def touch_b():
+    return cpx.touch_A3
+
+while True:
+    if touch_a():
+        kbd.send(Keycode.PERIOD)
+        while touch_a():
+            pass
+    elif touch_b():
+        kbd.send(Keycode.MINUS)
+        while touch_b():
+            pass

CPX_GBoard/universal.py

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+"""
+Circuit Playground Express GBoard: universal/customizable version
+
+Adafruit invests time and resources providing this open source code.
+Please support Adafruit and open source hardware by purchasing
+products from Adafruit!
+
+Written by Dave Astels for Adafruit Industries
+Copyright (c) 2018 Adafruit Industries
+Licensed under the MIT license.
+
+All text above must be included in any redistribution.
+"""
+
+import time
+from adafruit_circuitplayground.express import cpx
+
+# Uncomment the next 2 lines if you want to use external buttons
+# from digitalio import DigitalInOut, Direction, Pull
+# import board
+
+# Uncomment the next 2 lines if you want to use HID output
+# from adafruit_hid.keyboard import Keyboard
+# from adafruit_hid.keycode import Keycode
+
+DOT_DURATION = 0.20
+DASH_DURATION = 0.5
+
+# Uncomment the next line if you want to use capacitive touch.
+# cpx.adjust_touch_threshold(600)
+
+# Uncomment the next 6 lines if you want to use external buttons
+# button_a = DigitalInOut(board.A4)
+# button_a.direction = Direction.INPUT
+# button_a.pull = Pull.UP
+# button_b = DigitalInOut(board.A3)
+# button_b.direction = Direction.INPUT
+# button_b.pull = Pull.UP
+
+# Uncomment the next  line if you want to use HID output
+# kbd = Keyboard()
+
+
+
+def touch_a():
+    # Uncomment the next line if you want to use the on-board buttons
+    # return cpx.button_a
+
+    # Uncomment the next line if you want to use capacitive touch
+    # return cpx.touch_A4
+
+    # Uncomment the next line if you want to use external buttons
+    # return not button_a.value
+
+    return False   # a fail-safe to keep python happy
+
+
+def touch_b():
+    # Uncomment the next line if you want to use the on-board buttons
+    # return cpx.button_b
+
+    # Uncomment the next line if you want to use capacitive touch
+    # return cpx.touch_A3
+
+    # Uncomment the next line if you want to use external buttons
+    # return not button_b.value
+
+    return False   # a fail-safe to keep python happy
+
+
+def dot():
+    # Uncomment the next 2 lines if you want tones played
+    # cpx.play_tone(4000, DOT_DURATION)
+    # time.sleep(0.1)
+
+    # Uncomment the next line if you want to use HID output
+    # kbd.send(Keycode.PERIOD)
+
+    pass   # a fail-safe to keep python happy
+
+
+def dash():
+    # Uncomment the next 2 lines if you want tones played
+    # cpx.play_tone(4000, DASH_DURATION)
+    # time.sleep(0.1)
+
+    # Uncomment the next line if you want to use HID output
+    # kbd.send(Keycode.MINUS)
+
+    pass   # a fail-safe to keep python happy
+
+
+while True:
+    if touch_a():
+        dot()
+        while touch_a():
+            pass
+    elif touch_b():
+        dash()
+        while touch_b():
+            pass