Activity › Forums › Questions & Troubleshooting › Hardware › Firmware update at Maxi Automation with SD Card › Reply To: Firmware update at Maxi Automation with SD Card Lukas Member July 3, 2019 at 2:07 pm Hello, please, check our FAQ No.7 at GitHub. This may be the source of your troubles – you should handle the chip select signals for the Ethernet and RTC in the modified bootloader also. Best regards, Lukas
