GTA04 Block V4

Werner Almesberger werner at
Wed Aug 13 00:41:40 CEST 2008

Ian Stirling wrote:
> If I read it correctly - you can secure the code - p22 of
> says you  
> can't overwrite pages 0-3 in read-protected mode, without mass-erasing.

Section 2.3.2 is even better:

| Any wrong sequence locks up the FPEC block and FLASH_CR register
| until the next reset.

That STM32F103 is starting to look very interesting ... :)

- Werner

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