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@nanbuwksinIoTLT

nRF52 の Electrical Specification

Last updated at Posted at 2018-02-12

GPIOから取り出せる電流

http://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.0.pdf
ここの151ページに「20.4 Electrical Specification」がある。

image
（一部抜粋）

上の記述では、例えば GPIOのソース&シンク電流は low drive mode と high drive mode があることなどがわかる。

消費電流

BLEを使う場合はここらへんかな。

image

一緒に使うモジュール（CPUとかメモリとか）の消費電流を足し合わせる必要がある。

image

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