M251 Firmware Upgrade by Controller assistant or SD card
A new firmware version V22.214.171.124 is available for the M251 controllers. The controller must be updated with this new firmware if the application uses - TM3 IO bus Expander (Reference TM3XTRA) - the SysSocket or CAA_NetBaseServices library. The firmware is delivered in 2 different shapes. According to your preferred way to update the firmware, you will select one shape or another : Firmware update with Controller assistant or SD Card. In any case, follow the instructions in the pdf document provided.