https://github.com/ellishg/fragile-sky

Display SF MUNI transit times on an epd2in13 e-ink display with an esp32c6 board
https://github.com/ellishg/fragile-sky

epd2in13 esp32 esp32c6 rust rust-esp rust-nostd

Last synced: 5 months ago
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Display SF MUNI transit times on an epd2in13 e-ink display with an esp32c6 board

• Host: GitHub
• URL: https://github.com/ellishg/fragile-sky
• Owner: ellishg
• License: mit
• Created: 2023-05-03T23:17:15.000Z (about 3 years ago)
• Default Branch: main
• Last Pushed: 2024-12-31T20:03:51.000Z (over 1 year ago)
• Last Synced: 2025-01-16T18:35:49.854Z (over 1 year ago)
• Topics: epd2in13, esp32, esp32c6, rust, rust-esp, rust-nostd
• Language: RPC
• Homepage:
• Size: 64.5 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# fragile-sky

Display SF MUNI transit times on an epd2in13 e-ink display with an esp32c6 board

[![Rust](https://github.com/ellishg/fragile-sky/actions/workflows/build.yml/badge.svg?branch=main)](https://github.com/ellishg/fragile-sky/actions/workflows/build.yml)

## Pins

### https://docs.espressif.com/projects/espressif-esp-dev-kits/en/latest/esp32c6/esp32-c6-devkitc-1/user_guide.html

```

     . G         3v3 . VCC

     . TX        RST .

     . RX          4 . din

     . 15          5 . cs

  dc . 23          6 . busy

 rst . 22          7 .

     . 21          0 . clk

     . 20          1 .

     . 19          8 .

     . 18         10 .

     . 9          11 .

     . G           2 .

     . 13          3 .

     . 12         5V .

     . G         GND . GND

     . NC         NC .

```

## Flashing

Install `cargo-espflash`.

```

cargo install cargo-espflash

```

Connect to the board via the UART port.

```

cargo flash --monitor

```

## Useful Links

* A flashing utility for esp32 boards

  * https://esp-rs.github.io/book/tooling/espflash.html

* Wifi

  * https://github.com/esp-rs/esp-wifi/blob/main/examples-esp32c6/examples/dhcp.rs

* esp32c6-hal docs

  * https://docs.rs/esp32c6-hal/latest/esp32c6_hal/index.html

* epd2in13 manual

  * https://www.waveshare.com/wiki/2.13inch_e-Paper_HAT_Manual

* epd-waveshare docs

  * https://docs.rs/epd-waveshare/latest/epd_waveshare/index.html

* Pins from a different board that may be useful

  * https://lastminuteengineers.com/esp32-pinout-reference/