stm32up

This is a Plan9 tool to operate STM32 devices via the UART protocol, when booting from the system memory.

The protocol is described in AN3155. For device-specific information, you should read AN2606.

Commands: info - get device information and id read - read device memory write - write device memory go - jump to address readp - protect memory from reads readunp - unprotect memory from reads writeunp - unprotect memory from writes

TODO: writep, csum