Important Note

This entire repo was AI created - including all of the data within. The intent was to A) help me with my personal electronics inventory; and B) see how I could use AI to make that process a bit easier. DO NOT TRUST!

Waveshare 1.54inch E-Ink Display Module

Overview

The Waveshare 1.54inch E-Ink Display Module is a compact electronic paper display with excellent readability and ultra-low power consumption. The display retains content even when powered off and only consumes power during refresh operations, making it ideal for battery-powered applications.

Specifications

• Screen Size: 1.54 inches diagonal
• Resolution: 200x200 pixels
• Display Type: E-Paper (Electronic Ink)
• Colors: Black and White (monochrome)
• Interface: SPI
• Supply Voltage: 3.3V/5V compatible
• Viewing Angle: Wide viewing angle
• Refresh Type: Supports partial refresh
• Operating Temperature: 0°C to 50°C

Features

• Ultra Low Power: Only consumes power during refresh
• Wide Viewing Angle: Clear display from multiple angles
• Partial Refresh Support: Update only changed portions for faster refresh
• No Backlight Required: Excellent readability in sunlight
• Persistent Display: Retains image when power is removed
• SPI Interface: Easy connection with 4-wire SPI
• Voltage Translator: Compatible with both 3.3V and 5V systems

Pinout

• VCC: Power supply (3.3V or 5V)
• GND: Ground
• DIN: SPI data input (MOSI)
• CLK: SPI clock
• CS: Chip select
• DC: Data/Command selection
• RST: Reset
• BUSY: Busy status output

Applications

• Battery-powered displays
• Electronic shelf labels
• Industrial instruments
• Weather stations
• IoT status displays
• E-readers and digital signage
• Smart home displays

Compatibility

• Raspberry Pi (all models)
• Arduino (UNO, Nano, ESP32, etc.)
• STM32 microcontrollers
• Jetson Nano
• Any microcontroller with SPI interface

Programming Support

• Arduino libraries available
• Raspberry Pi Python libraries
• C/C++ examples
• MicroPython support
• Comprehensive documentation and examples

Notes

• Refresh time is slower than LCD displays (typical for E-Paper)
• Best suited for applications that don’t require frequent updates
• Excellent for displaying static or slowly changing information
• No ghosting when properly refreshed
• Ideal for outdoor applications due to sunlight readability