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title | author | date | categories | tags | ||
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How to read datasheets | peter | 2024-03-03 01:10:38 +0800 |
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General advice on how to read a datasheet (I am updating this as I go)
Digital pins
Inverted/Active low/NOT
A pin which is active low is typically designated with a /
or an overbar
For example: /CS or CS
A common example is the chip select (/CS) pin on devices with SPI, where the chip select must be low for the SPI on the chip to become active. When it it high, it is idle.