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by quite
Mon Jun 03, 2019 8:34 am
Forum: HATs and other add-ons
Topic: Anyone familiar with the Waveshare GSM/Bluetooth Hat?
Replies: 27
Views: 14893

Re: Anyone familiar with the Waveshare GSM/Bluetooth Hat?

I also got this answer from the manufacturer, Waveshare; "For stable working, we recommend you to connect external power adapter as
sometime the peak current of the SIM module may reach to 2A."
by quite
Fri May 31, 2019 1:07 pm
Forum: HATs and other add-ons
Topic: Anyone familiar with the Waveshare GSM/Bluetooth Hat?
Replies: 27
Views: 14893

Re: Anyone familiar with the Waveshare GSM/Bluetooth Hat?

I'm looking at these waveshare rpi hats. As a newbie, i'm wondering if they can be powered through the hat-connection, or if they generally require external power?

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