Rationale

TODO

Installation

rustup target install thumbv8m.main-none-eabihf
cargo install flip-link
yay -S probe-rs
cargo install --locked probe-rs-tools
cargo install cargo-generate
cargo generate --git https://github.com/rp-rs/rp235x-project-template

Usage

Hooking up the board

TODO

Uploading

Use cargo run or cargo run --release to upload the program using the probe.

Hardware

Part list

• Screen:
  • doc: https://www.lcdwiki.com/2.2inch_SPI_Module_ILI9341_SKU:MSP2202
• I2S sound:
  • product: https://shop.pimoroni.com/products/pico-audio-pack?variant=32369490853971
• RTC:
  • product: https://www.waveshare.com/pico-rtc-ds3231.htm
  • doc: https://www.waveshare.com/wiki/Pico-RTC-DS3231
• Battery:
  • product: https://www.waveshare.com/pico-ups-b.htm
  • doc: https://www.waveshare.com/wiki/Pico-UPS-B

References

• https://github.com/rp-rs/rp235x-project-template

Additional read

• https://github.com/ariel-os/ariel-os
• https://www.raspberrypi.com/news/rust-on-rp2350/
• https://wiki.thejpster.org.uk/
• I2S example with PIO and Embassy https://github.com/embassy-rs/embassy/blob/main/examples/rp/src/bin/pio_i2s.rs