Placebo

Truly minimal STM32G0/STM32C0 proto board.

Features

• Breadboard/Perfboard friendly
• Power line bypass capacitors
• Reset circuit
• Tag-Connect TC2030-CTX-NL programming connector
• Optional battery connector with LDO
• Optional configurable LED

Pinout

Rust firmware

1. Install rustup by following the instructions at https://rustup.rs
2. Install Cortex-M0, M0+, and M1 (ARMv6-M architecture) target: rustup target add thumbv6m-none-eabi
3. Install LLVM tools: rustup component add llvm-tools-preview
4. Install cargo-binutils: cargo install cargo-binutils (Note: on some Linux distros (e.g. Ubuntu) you may need to install the packages build-essential, gcc-arm-none-eabi, libssl-dev and pkg-config prior to installing cargo-binutils.)
5. Install cargo-generate: cargo install cargo-generate
6. Generate project: cargo generate --git https://github.com/dotcypress/placebo-template.git
7. Build firmware: cargo build --release
8. Flash microcontroller: cargo run --release

Resources

• Order PCB on Oshpark
• Schematics
• Gerber files
• BOM
• Interactive BOM

License

Licensed under either of

• Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.