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Diffstat (limited to 'Adafruit_Python_CharLCD/examples/char_lcd_mcp.py')
-rwxr-xr-x | Adafruit_Python_CharLCD/examples/char_lcd_mcp.py | 85 |
1 files changed, 0 insertions, 85 deletions
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) |