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A block with eInk displays, which can show stuff related to Bitcoin.
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Djuri Baars 56569b8ed2 Initial commit
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README.md

BTClock v2

Improved code for BTClock with many features.

Software

Hardware

  • MCU: ESP32 or ESP32-S3 (Wemos S3 mini recommended)
    The ESP32 S2 is not supported, it does not have enough RAM
  • Seven eInk displays
  • MCP23017 I2C Port Expander
  • 4x WS2812B leds (optional)
  • 5x push buttons (optional)

Recommended to use the BTClock PCB.

Schematic

Schematic