Updated example descriptions

micropython/examples/galactic_unicorn/README.md

@@ -42,55 +42,60 @@ The easiest way to start displaying cool stuff on Galactic Unicorn is using our
 
 [clock.py](clock.py)
 
-Clock example with (optional) NTP synchronization.
+Clock example with (optional) NTP synchronization. You can adjust the brightness with LUX + and -, and resync the time by pressing A.
 
 ### Eighties Super Computer
 
 [eighties_super_computer.py](eighties_super_computer.py)
 
-Random LEDs blink on and off mimicing the look of a movie super computer doing its work in the eighties.
+Random LEDs blink on and off mimicing the look of a movie super computer doing its work in the eighties. You can adjust the brightness with LUX + and -.
 
 ### Feature Test
 
 [feature_test.py](feature_test.py)
 
-Displays some text, gradients and colours and demonstrates button use.
+Displays some text, gradients and colours and demonstrates button use. You can adjust the brightness with LUX + and -.
 
 ### Feature Test With Audio
 
 [feature_test_with_audio.py](feature_test_with_audio.py)
 
 Displays some text, gradients and colours and demonstrates button use. Also demonstrates some of the audio / synth features.
+- Button A plays a synth tune
+- Button B plays a solo channel of the synth tune
+- Button C plays a sinewave (it's frequency can be adjusted with VOL + and -)
+- Button D plays a second sinewave (it's frequency can be adjusted with LUX + and -)
+- Sleep button stops the sounds
 
 ### Fire Effect
 
 [fire_effect.py](fire_effect.py)
 
-A pretty, procedural fire effect. Switch `landscape = False` for vertical fire!
+A pretty, procedural fire effect. Switch between landscape fire and vertical fire using the A and B buttons! You can adjust the brightness with LUX + and -.
 
 ### Lava Lamp
 
 [lava_lamp.py](lava_lamp.py)
 
-A 70s-tastic, procedural rainbow lava lamp.
+A 70s-tastic, procedural rainbow lava lamp. You can adjust the brightness with LUX + and -.
 
 ### Nostalgia Prompt
 
 [nostalgia_prompt.py](nostalgia_prompt.py)
 
-A collection of copies of classic terminal styles including C64, MS-DOS, Spectrum, and more. Images and text are drawn pixel by pixel from a pattern of Os and Xs.
+A collection of copies of classic terminal styles including C64, MS-DOS, Spectrum, and more. Images and text are drawn pixel by pixel from a pattern of Os and Xs. You can adjust the brightness with LUX + and -.
 
 ### Rainbow
 
 [rainbow.py](rainbow.py)
 
-Some good old fashioned rainbows! You can adjust the cycling speed with VOL + and - and the brightness with LUX + and -.
+Some good old fashioned rainbows! You can adjust the cycling speed with A and B, stripe width with C and D, hue with VOL + and -, and the brightness with LUX + and -. The sleep button stops the animation (can be started again with A or B).
 
 ### Scrolling Text
 
 [scrolling_text.py](scrolling_text.py)
 
-Display scrolling wisdom, quotes or greetz.
+Display scrolling wisdom, quotes or greetz. You can adjust the brightness with LUX + and -.
 
 ## Wireless Examples
 
@@ -106,6 +111,8 @@ Updates one pixel every five minutes to display the most recent #Cheerlights col
 
 Requires `WIFI_CONFIG.py` and `network_manager.py` from the `common` directory.
 
+You can adjust the brightness with LUX + and -.
+
 ### Galactic Paint
 
 [galactic_paint](galactic_paint)

micropython/examples/galactic_unicorn/eighties_super_computer.py

@@ -3,6 +3,13 @@ import random
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+Random LEDs blink on and off mimicing the look of a movie
+super computer doing its work in the eighties.
+
+You can adjust the brightness with LUX + and -.
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/feature_test.py

@@ -3,6 +3,12 @@ import math
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+Displays some text, gradients and colours and demonstrates button use.
+
+You can adjust the brightness with LUX + and -.
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/feature_test_with_audio.py

@@ -5,6 +5,17 @@ from machine import Timer
 from galactic import GalacticUnicorn, Channel
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+Displays some text, gradients and colours and demonstrates button use.
+Also demonstrates some of the audio / synth features.
+
+- Button A plays a synth tune
+- Button B plays a solo channel of the synth tune
+- Button C plays a sinewave (it's frequency can be adjusted with VOL + and -)
+- Button D plays a second sinewave (it's frequency can be adjusted with LUX + and -)
+- Sleep button stops the sounds
+'''
+
 gc.collect()
 
 gu = GalacticUnicorn()

micropython/examples/galactic_unicorn/fire_effect.py

@@ -3,6 +3,13 @@ import random
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+A pretty, procedural fire effect.
+
+Switch between landscape fire and vertical fire using the A and B buttons!
+You can adjust the brightness with LUX + and -.
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/lava_lamp.py

@@ -4,6 +4,12 @@ import math
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+A 70s-tastic, procedural rainbow lava lamp.
+
+You can adjust the brightness with LUX + and -.
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/nostalgia_prompt.py

@@ -2,6 +2,14 @@ import time
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+A collection of copies of classic terminal styles including
+C64, MS-DOS, Spectrum, and more. Images and text are drawn
+pixel by pixel from a pattern of Os and Xs.
+
+You can adjust the brightness with LUX + and -.
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/rainbow.py

@@ -3,6 +3,15 @@ import math
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+Some good old fashioned rainbows!
+
+You can adjust the cycling speed with A and B,
+stripe width with C and D, hue with VOL + and -,
+and the brightness with LUX + and -.
+The sleep button stops the animation (can be started again with A or B).
+'''
+
 gu = GalacticUnicorn()
 graphics = PicoGraphics(DISPLAY)
 

micropython/examples/galactic_unicorn/scrolling_text.py

@@ -2,6 +2,12 @@ import time
 from galactic import GalacticUnicorn
 from picographics import PicoGraphics, DISPLAY_GALACTIC_UNICORN as DISPLAY
 
+'''
+Display scrolling wisdom, quotes or greetz.
+
+You can adjust the brightness with LUX + and -.
+'''
+
 # constants for controlling scrolling text
 PADDING = 5
 MESSAGE_COLOUR = (255, 255, 255)