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by Pyle
Sat May 06, 2017 11:00 am
Forum: HATs and other add-ons
Topic: Geekworm ups pi hat
Replies: 64
Views: 37901

Re: Geekworm UPS pi HAT

@ukonline2000 Does this cable fix the accu-drain after dis- and reconnecting main-power? As developer, you can easily look for the parameter by checking the following registers (MAX17048) with, without an again with the power-line: VCELL/SOC (02/04): 4.08V (86%) Hibernate (0a): True ActThr (0a): 0.0...
by Pyle
Tue Apr 18, 2017 7:48 am
Forum: HATs and other add-ons
Topic: Geekworm ups pi hat
Replies: 64
Views: 37901

Chip: MAX17048

On my HAT there is a MAX17048 used. A lot of interesting new features but currently no function to restart chip by uC after power loss found.
by Pyle
Tue Apr 11, 2017 12:54 pm
Forum: HATs and other add-ons
Topic: Geekworm ups pi hat
Replies: 64
Views: 37901

Re: Geekworm ups pi hat

I also bought this HAT. After connecting the battery, there was no reaction. By chance, I found that the battery-cables plus and minus are interchanged. My chips are also sanded. U2 shows 7048 in the first, an unclear 3044(?) in the 2nd line. Geekworm USB HAT - U2.jpg I testet the HAT on a Raspi 2 w...

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