S.USV UPS hat's new firmware 2.60 is not functional with old Ubilinux susvd 2.4 on Ubuntu 18.04

CyanryakuCyanryaku New Member Posts: 4

I found the i2c interface cannot query correct voltage-in value and turn on/off charging circuit proactively after upgraded to firmware 2.6. Then I downgraded the firmware to 2.4 and it seems to work again.
I am using LiPo 300mA battery with slow charging current 300mA settings.



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