SSD1681 E-Paper Display Driver for MicroPython

A MicroPython driver for SSD1681-based e-paper displays with support for 3-color displays (black/white/red).

Features

• Support for multiple orientations (0°, 90°, 180°, 270°)
• Text rendering with scalable fonts
• Pixel-level drawing control
• Three-color support (black, white, red)
• Configurable display dimensions

Hardware Tested

• Waveshare 1.54" e-Paper Display Module (200x200 pixels)
• Raspberry Pi Pico/Pico W

Quick Start

from ssd1681_driver import create_display, COLOR_BLACK, COLOR_RED

# Initialize display
display = create_display(cs_pin=17, dc_pin=16, rst_pin=20, busy_pin=21)
display.init()

# Draw text and shapes
display.text("Hello World!", 10, 10, color=COLOR_BLACK, font_size=2)
display.pixel(50, 50, COLOR_RED)

# Update display
display.show()

Files

• ssd1681_driver.py - Main driver
• ssd1681_driver_fonts.py - Font data
• example_ssd1681.py - Demo/example code

Contributing

This driver was developed as a personal learning project. While comments and suggestions are welcome, please note no active development or support is planned. Feel free to fork and modify for your own needs!

License

MIT License - see LICENSE file for details.