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Why do i need pull up resistors for sd card usage?
http://esp32.io/viewtopic.php?f=2&t=2989
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Why do i need pull up resistors for sd card usage?
Posted:
Mon Sep 11, 2017 6:06 pm
by
mattismyo
I know, that i need pull up resistors in place for sd card using. But can someone explain 'exactly' why?
Re: Why do i need pull up resistors for sd card usage?
Posted:
Mon Sep 11, 2017 7:56 pm
by
permal
This should help you:
https://www.google.se/search?q=pull+up+resistor