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by wrypi
Fri Feb 08, 2019 8:57 pm
Forum: Other programming languages
Topic: Reset 1-wire Bus - DS18B20
Replies: 19
Views: 12525

Re: Reset 1-wire Bus - DS18B20

Problem: I need to attach many DS18B20 to a raspberry pi, but I am having the problem where the device disappears from the bus. Currently using external power. Assumptions (correct me if I'm wrong): On the 3v rail Max of 16mA per pin Max of 50mA per pi On the DS18B20 Max draw is Sink Current of 4mA ...

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