ECPDAP allows you to program ECP5 FPGAs and attached SPI flash using CMSIS-DAP probes in JTAG mode.

Pre-built binaries are available for Windows and Linux on the Releases page. You must have libusb installed or available on your system, and you must have permissions or drivers set up to access your CMSIS-DAP probe.

• You must have a working Rust compiler installed. Visit rustup.rs to install Rust.
• You must have libusb installed.
• You'll need to set up drivers or permissions to access the USB device.

Build and install:

cargo install ecpdap

Building locally after checking out this repository:

cargo build --release

You can either run the ecpdap executable directly from target/release/ecpdap, or you can install it for your user using cargo install --path ..

Run ecpdap help for detailed usage. Commonly used commands:

• ecpdap list
• ecpdap program bitstream.bit
• ecpdap flash id
• ecpdap flash write bitstream.bit