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SPI communication with nRF9160 (using Ethernet Sheild, W5500 & SDCard) with Zephyr’s library

SPI communication with nRF9160 (using Ethernet Sheild, W5500 & SDCard) with Zephyr’s library

teju

Published July 25, 2022

57 UCC

16 VAR

Original source (new tab)

Components

Hardware components
W5500

WIZnet - W5500

x 1

nRF9160 feather

x 1

Software Apps and online services

ncs v1.6.1

x 1

WIZnet parts

Project description

Introduction A memorandum on how to use Ethernet Sheild (SPI module of W5500 & SD card) with nRF9160DK, nRF9160 feather, etc. in ncs v1.6.1 environment. Zephyr's library is hard to get along with, so I'm quite addicted to it. The implementation method in this article seems to work but not the correct answer. I want to know the correct answer, but there is little information. About wiring If possible, I had to make a direct connection or keep the wiring as simple as possible to get a decent waveform. Library etc. W5500 forcibly ported the library provided by wiznet without using the Zephyr…

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