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program your stm8 devices with SWIM/stlinkv(1,2)
branch: master

Merge pull request #10 from jasiek/master

This builds stm8flash on MacOS X (10.9.5)
latest commit f4b19f2a5b
Valentin Dudouyt authored


This is a free and opensource software distributed under the terms of GNU General Public License v2.

It also seems to be the only program that's able to communicate through the SWIM interface of ST-LINKs under Linux as for March, 2014.


stm8flash -c <stlink|stlinkv2> -p <partname> [-s flash|eeprom|0x8000] [-r|-w|-v] <filename>

Flash samples:

./stm8flash -c stlink -p stm8s003 -w blinky.bin
./stm8flash -c stlink -p stm8s003 -w blinky.ihx
./stm8flash -c stlinkv2 -p stm8s003 -w blinky.ihx
./stm8flash -c stlink -p stm8s105 -w blinky.bin
./stm8flash -c stlinkv2 -p stm8l150 -w blinky.bin

EEPROM samples:

./stm8flash -c stlinkv2 -p stm8s003 -s eeprom -r ee.bin
./stm8flash -c stlinkv2 -p stm8s003 -s eeprom -w ee.bin
./stm8flash -c stlinkv2 -p stm8s003 -s eeprom -v ee.bin

Support table

  • ST-Link V1: flash/eeprom/opt
  • ST-Link V2: flash2/eeprom2/opt2
MCU flash eeprom opt flash2 eeprom2 opt2
stm8s003 ok FAIL no ok ok no
stm8s103 ? ? no ? ? no
stm8s105 ok FAIL no ok ok no
stm8s208 ? ? no ? ? no
stm8l150 ok FAIL no ok ok no


  • ok - full supported
  • no - not supported now
  • ? - not tested
  • fail - not work. Need fix
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