CEM26/GEM28 Firmware

Firmware for CEM26 and GEM28 Mount (Dec 14,2020)

Please read the Release Notes before performing any firmware upgrades. Loading the wrong file into the mainboard may cause the system to become inoperable!


Please set the mount to zero position by using Set Zero Position after firmware upgrade.

CEM26EC and GEM28EC version needs to perform encoder calibration after the firmware upgrade.


CEM26/GEM28 firmware upgrade instruction
iOptron Upgrade Utility
Go2Nova 8407 hand controller firmware (V201030)
CEM26/GEM28 Firmware Package (V201030)
FTDI VCP Driver, or go to FTDI Chip website to download the VCP driver
CEM26/GEM28 Firmware Upgrade History