diff options
Diffstat (limited to 'Adafruit_Python_CharLCD/examples')
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd.py | 84 | ||||
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_backpack.py | 63 | ||||
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_mcp.py | 85 | ||||
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_plate.py | 75 | ||||
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_rgb.py | 76 | ||||
| -rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_rgb_pwm.py | 129 |
6 files changed, 0 insertions, 512 deletions
diff --git a/Adafruit_Python_CharLCD/examples/char_lcd.py b/Adafruit_Python_CharLCD/examples/char_lcd.py deleted file mode 100755 index a7e017e..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd.py +++ /dev/null @@ -1,84 +0,0 @@ -#!/usr/bin/python -# Example using a character LCD connected to a Raspberry Pi or BeagleBone Black. -import time - -import Adafruit_CharLCD as LCD - - -# Raspberry Pi pin configuration: -lcd_rs = 27 # Note this might need to be changed to 21 for older revision Pi's. -lcd_en = 22 -lcd_d4 = 25 -lcd_d5 = 24 -lcd_d6 = 23 -lcd_d7 = 18 -lcd_backlight = 4 - -# BeagleBone Black configuration: -# lcd_rs = 'P8_8' -# lcd_en = 'P8_10' -# lcd_d4 = 'P8_18' -# lcd_d5 = 'P8_16' -# lcd_d6 = 'P8_14' -# lcd_d7 = 'P8_12' -# lcd_backlight = 'P8_7' - -# Define LCD column and row size for 16x2 LCD. -lcd_columns = 16 -lcd_rows = 2 - -# Alternatively specify a 20x4 LCD. -# lcd_columns = 20 -# lcd_rows = 4 - -# Initialize the LCD using the pins above. -lcd = LCD.Adafruit_CharLCD(lcd_rs, lcd_en, lcd_d4, lcd_d5, lcd_d6, lcd_d7, - lcd_columns, lcd_rows, lcd_backlight) - -# Print a two line message -lcd.message('Hello\nworld!') - -# Wait 5 seconds -time.sleep(5.0) - -# Demo showing the cursor. -lcd.clear() -lcd.show_cursor(True) -lcd.message('Show cursor') - -time.sleep(5.0) - -# Demo showing the blinking cursor. -lcd.clear() -lcd.blink(True) -lcd.message('Blink cursor') - -time.sleep(5.0) - -# Stop blinking and showing cursor. -lcd.show_cursor(False) -lcd.blink(False) - -# Demo scrolling message right/left. -lcd.clear() -message = 'Scroll' -lcd.message(message) -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_right() -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_left() - -# Demo turning backlight off and on. -lcd.clear() -lcd.message('Flash backlight\nin 5 seconds...') -time.sleep(5.0) -# Turn backlight off. -lcd.set_backlight(0) -time.sleep(2.0) -# Change message. -lcd.clear() -lcd.message('Goodbye!') -# Turn backlight on. -lcd.set_backlight(1) diff --git a/Adafruit_Python_CharLCD/examples/char_lcd_backpack.py b/Adafruit_Python_CharLCD/examples/char_lcd_backpack.py deleted file mode 100755 index 3c24949..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd_backpack.py +++ /dev/null @@ -1,63 +0,0 @@ -#!/usr/bin/python -# Example using a character LCD backpack. -import time - -import Adafruit_CharLCD as LCD - -# Define LCD column and row size for 16x2 LCD. -lcd_columns = 16 -lcd_rows = 2 - -# Initialize the LCD using the pins -lcd = LCD.Adafruit_CharLCDBackpack() - -# Turn backlight on -lcd.set_backlight(0) - -# Print a two line message -lcd.message('Hello\nworld!') - -# Wait 5 seconds -time.sleep(5.0) - -# Demo showing the cursor. -lcd.clear() -lcd.show_cursor(True) -lcd.message('Show cursor') - -time.sleep(5.0) - -# Demo showing the blinking cursor. -lcd.clear() -lcd.blink(True) -lcd.message('Blink cursor') - -time.sleep(5.0) - -# Stop blinking and showing cursor. -lcd.show_cursor(False) -lcd.blink(False) - -# Demo scrolling message right/left. -lcd.clear() -message = 'Scroll' -lcd.message(message) -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_right() -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_left() - -# Demo turning backlight off and on. -lcd.clear() -lcd.message('Flash backlight\nin 5 seconds...') -time.sleep(5.0) -# Turn backlight off. -lcd.set_backlight(1) -time.sleep(2.0) -# Change message. -lcd.clear() -lcd.message('Goodbye!') -# Turn backlight on. -lcd.set_backlight(0)
\ No newline at end of file diff --git a/Adafruit_Python_CharLCD/examples/char_lcd_mcp.py b/Adafruit_Python_CharLCD/examples/char_lcd_mcp.py deleted file mode 100755 index 58b8d70..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd_mcp.py +++ /dev/null @@ -1,85 +0,0 @@ -#!/usr/bin/python -# Example using an RGB character LCD connected to an MCP23017 GPIO extender. -import time - -import Adafruit_CharLCD as LCD -import Adafruit_GPIO.MCP230xx as MCP - - -# Define MCP pins connected to the LCD. -lcd_rs = 0 -lcd_en = 1 -lcd_d4 = 2 -lcd_d5 = 3 -lcd_d6 = 4 -lcd_d7 = 5 -lcd_red = 6 -lcd_green = 7 -lcd_blue = 8 - -# Define LCD column and row size for 16x2 LCD. -lcd_columns = 16 -lcd_rows = 2 - -# Alternatively specify a 20x4 LCD. -# lcd_columns = 20 -# lcd_rows = 4 - -# Initialize MCP23017 device using its default 0x20 I2C address. -gpio = MCP.MCP23017() - -# Alternatively you can initialize the MCP device on another I2C address or bus. -# gpio = MCP.MCP23017(0x24, busnum=1) - -# Initialize the LCD using the pins -lcd = LCD.Adafruit_RGBCharLCD(lcd_rs, lcd_en, lcd_d4, lcd_d5, lcd_d6, lcd_d7, - lcd_columns, lcd_rows, lcd_red, lcd_green, lcd_blue, - gpio=gpio) - -# Print a two line message -lcd.message('Hello\nworld!') - -# Wait 5 seconds -time.sleep(5.0) - -# Demo showing the cursor. -lcd.clear() -lcd.show_cursor(True) -lcd.message('Show cursor') - -time.sleep(5.0) - -# Demo showing the blinking cursor. -lcd.clear() -lcd.blink(True) -lcd.message('Blink cursor') - -time.sleep(5.0) - -# Stop blinking and showing cursor. -lcd.show_cursor(False) -lcd.blink(False) - -# Demo scrolling message right/left. -lcd.clear() -message = 'Scroll' -lcd.message(message) -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_right() -for i in range(lcd_columns-len(message)): - time.sleep(0.5) - lcd.move_left() - -# Demo turning backlight off and on. -lcd.clear() -lcd.message('Flash backlight\nin 5 seconds...') -time.sleep(5.0) -# Turn backlight off. -lcd.set_backlight(0) -time.sleep(2.0) -# Change message. -lcd.clear() -lcd.message('Goodbye!') -# Turn backlight on. -lcd.set_backlight(1) diff --git a/Adafruit_Python_CharLCD/examples/char_lcd_plate.py b/Adafruit_Python_CharLCD/examples/char_lcd_plate.py deleted file mode 100755 index be7ccdd..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd_plate.py +++ /dev/null @@ -1,75 +0,0 @@ -#!/usr/bin/python -# Example using a character LCD plate. -import time - -import Adafruit_CharLCD as LCD - - -# Initialize the LCD using the pins -lcd = LCD.Adafruit_CharLCDPlate() - -# create some custom characters -lcd.create_char(1, [2, 3, 2, 2, 14, 30, 12, 0]) -lcd.create_char(2, [0, 1, 3, 22, 28, 8, 0, 0]) -lcd.create_char(3, [0, 14, 21, 23, 17, 14, 0, 0]) -lcd.create_char(4, [31, 17, 10, 4, 10, 17, 31, 0]) -lcd.create_char(5, [8, 12, 10, 9, 10, 12, 8, 0]) -lcd.create_char(6, [2, 6, 10, 18, 10, 6, 2, 0]) -lcd.create_char(7, [31, 17, 21, 21, 21, 21, 17, 31]) - -# Show some basic colors. -lcd.set_color(1.0, 0.0, 0.0) -lcd.clear() -lcd.message('RED \x01') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 0.0) -lcd.clear() -lcd.message('GREEN \x02') -time.sleep(3.0) - -lcd.set_color(0.0, 0.0, 1.0) -lcd.clear() -lcd.message('BLUE \x03') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 0.0) -lcd.clear() -lcd.message('YELLOW \x04') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 1.0) -lcd.clear() -lcd.message('CYAN \x05') -time.sleep(3.0) - -lcd.set_color(1.0, 0.0, 1.0) -lcd.clear() -lcd.message('MAGENTA \x06') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 1.0) -lcd.clear() -lcd.message('WHITE \x07') -time.sleep(3.0) - -# Show button state. -lcd.clear() -lcd.message('Press buttons...') - -# Make list of button value, text, and backlight color. -buttons = ( (LCD.SELECT, 'Select', (1,1,1)), - (LCD.LEFT, 'Left' , (1,0,0)), - (LCD.UP, 'Up' , (0,0,1)), - (LCD.DOWN, 'Down' , (0,1,0)), - (LCD.RIGHT, 'Right' , (1,0,1)) ) - -print('Press Ctrl-C to quit.') -while True: - # Loop through each button and check if it is pressed. - for button in buttons: - if lcd.is_pressed(button[0]): - # Button is pressed, change the message and backlight. - lcd.clear() - lcd.message(button[1]) - lcd.set_color(button[2][0], button[2][1], button[2][2]) diff --git a/Adafruit_Python_CharLCD/examples/char_lcd_rgb.py b/Adafruit_Python_CharLCD/examples/char_lcd_rgb.py deleted file mode 100755 index 312a9e4..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd_rgb.py +++ /dev/null @@ -1,76 +0,0 @@ -#!/usr/bin/python -# Example using an RGB character LCD wired directly to Raspberry Pi or BeagleBone Black. -import time - -import Adafruit_CharLCD as LCD - - -# Raspberry Pi configuration: -lcd_rs = 27 # Change this to pin 21 on older revision Raspberry Pi's -lcd_en = 22 -lcd_d4 = 25 -lcd_d5 = 24 -lcd_d6 = 23 -lcd_d7 = 18 -lcd_red = 4 -lcd_green = 17 -lcd_blue = 7 # Pin 7 is CE1 - -# BeagleBone Black configuration: -# lcd_rs = 'P8_8' -# lcd_en = 'P8_10' -# lcd_d4 = 'P8_18' -# lcd_d5 = 'P8_16' -# lcd_d6 = 'P8_14' -# lcd_d7 = 'P8_12' -# lcd_red = 'P8_7' -# lcd_green = 'P8_9' -# lcd_blue = 'P8_11' - -# Define LCD column and row size for 16x2 LCD. -lcd_columns = 16 -lcd_rows = 2 - -# Alternatively specify a 20x4 LCD. -# lcd_columns = 20 -# lcd_rows = 4 - -# Initialize the LCD using the pins above. -lcd = LCD.Adafruit_RGBCharLCD(lcd_rs, lcd_en, lcd_d4, lcd_d5, lcd_d6, lcd_d7, - lcd_columns, lcd_rows, lcd_red, lcd_green, lcd_blue) - -# Show some basic colors. -lcd.set_color(1.0, 0.0, 0.0) -lcd.clear() -lcd.message('RED') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 0.0) -lcd.clear() -lcd.message('GREEN') -time.sleep(3.0) - -lcd.set_color(0.0, 0.0, 1.0) -lcd.clear() -lcd.message('BLUE') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 0.0) -lcd.clear() -lcd.message('YELLOW') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 1.0) -lcd.clear() -lcd.message('CYAN') -time.sleep(3.0) - -lcd.set_color(1.0, 0.0, 1.0) -lcd.clear() -lcd.message('MAGENTA') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 1.0) -lcd.clear() -lcd.message('WHITE') -time.sleep(3.0) diff --git a/Adafruit_Python_CharLCD/examples/char_lcd_rgb_pwm.py b/Adafruit_Python_CharLCD/examples/char_lcd_rgb_pwm.py deleted file mode 100755 index 8f6fc2b..0000000 --- a/Adafruit_Python_CharLCD/examples/char_lcd_rgb_pwm.py +++ /dev/null @@ -1,129 +0,0 @@ -#!/usr/bin/python -# Example using an RGB character LCD with PWM control of the backlight. -import math -import time - -import Adafruit_CharLCD as LCD - - -def hsv_to_rgb(hsv): - """Converts a tuple of hue, saturation, value to a tuple of red, green blue. - Hue should be an angle from 0.0 to 359.0. Saturation and value should be a - value from 0.0 to 1.0, where saturation controls the intensity of the hue and - value controls the brightness. - """ - # Algorithm adapted from http://www.cs.rit.edu/~ncs/color/t_convert.html - h, s, v = hsv - if s == 0: - return (v, v, v) - h /= 60.0 - i = math.floor(h) - f = h-i - p = v*(1.0-s) - q = v*(1.0-s*f) - t = v*(1.0-s*(1.0-f)) - if i == 0: - return (v, t, p) - elif i == 1: - return (q, v, p) - elif i == 2: - return (p, v, t) - elif i == 3: - return (p, q, v) - elif i == 4: - return (t, p, v) - else: - return (v, p, q) - -# Raspberry Pi configuration: -lcd_rs = 27 # Change this to pin 21 on older revision Raspberry Pi's -lcd_en = 22 -lcd_d4 = 25 -lcd_d5 = 24 -lcd_d6 = 23 -lcd_d7 = 18 -lcd_red = 4 -lcd_green = 17 -lcd_blue = 7 # Pin 7 is CE1 - -# BeagleBone Black configuration: -# lcd_rs = 'P8_8' -# lcd_en = 'P8_10' -# lcd_d4 = 'P8_18' -# lcd_d5 = 'P8_16' -# lcd_d6 = 'P8_14' -# lcd_d7 = 'P8_12' -# lcd_red = 'P9_16' -# lcd_green = 'P9_14' -# lcd_blue = 'P8_13' - -# Define LCD column and row size for 16x2 LCD. -lcd_columns = 16 -lcd_rows = 2 - -# Alternatively specify a 20x4 LCD. -# lcd_columns = 20 -# lcd_rows = 4 - -# Initialize the LCD using the pins -lcd = LCD.Adafruit_RGBCharLCD(lcd_rs, lcd_en, lcd_d4, lcd_d5, lcd_d6, lcd_d7, - lcd_columns, lcd_rows, lcd_red, lcd_green, lcd_blue, - enable_pwm=True) - -# Show some basic colors. -lcd.set_color(1.0, 0.0, 0.0) -lcd.clear() -lcd.message('RED') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 0.0) -lcd.clear() -lcd.message('GREEN') -time.sleep(3.0) - -lcd.set_color(0.0, 0.0, 1.0) -lcd.clear() -lcd.message('BLUE') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 0.0) -lcd.clear() -lcd.message('YELLOW') -time.sleep(3.0) - -lcd.set_color(0.0, 1.0, 1.0) -lcd.clear() -lcd.message('CYAN') -time.sleep(3.0) - -lcd.set_color(1.0, 0.0, 1.0) -lcd.clear() -lcd.message('MAGENTA') -time.sleep(3.0) - -lcd.set_color(1.0, 1.0, 1.0) -lcd.clear() -lcd.message('WHITE') -time.sleep(3.0) - -# Use HSV color space so the hue can be adjusted to see a nice gradient of colors. -# Hue ranges from 0.0 to 359.0, saturation from 0.0 to 1.0, and value from 0.0 to 1.0. -hue = 0.0 -saturation = 1.0 -value = 1.0 - -# Loop through all RGB colors. -lcd.clear() -print('Press Ctrl-C to quit.') -while True: - # Convert HSV to RGB colors. - red, green, blue = hsv_to_rgb((hue, saturation, value)) - # Set backlight color. - lcd.set_color(red, green, blue) - # Print message with RGB values to display. - lcd.set_cursor(0, 0) - lcd.message('RED GREEN BLUE\n{0:0.2f} {1:0.2f} {2:0.2f}'.format(red, green, blue)) - # Increment hue (wrapping around at 360 degrees). - hue += 1.0 - if hue > 359.0: - hue = 0.0 |