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| -rw-r--r-- | stmhal/README.md | 9 |
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diff --git a/stmhal/README.md b/stmhal/README.md index 6ebee35258..32b6d41766 100644 --- a/stmhal/README.md +++ b/stmhal/README.md @@ -17,6 +17,15 @@ to build each individual board. Build instructions ------------------ +Before building the firmware for a given board the MicroPython cross-compiler +must be built; it will be used to pre-compile some of the built-in scripts to +bytecode. The cross-compiler is built and run on the host machine, using: +```bash +$ make -C mpy-cross +``` +This command should be executed from the root directory of this repository. +All other commands below should be executed from the stmhal/ directory. + An ARM compiler is required for the build, along with the associated binary utilities. The default compiler is `arm-none-eabi-gcc`, which is available for Arch Linux via the package `arm-none-eabi-gcc`, for Ubuntu via instructions |