I want to use STM8S003F3 to a project wich will use more than 8KB. I have some external SPI flash, with 2MB of data. STM8 is capable to handle and execute program from an exernal flash?
You can have a look to the user manual UM0560 : STM8 bootloader.
This document describes all the STM8 boot loader mechanism in details.
Retrieving data ...