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Raspberry Pi 使用NFC模块读取标签

使用网上的教程,链接 http://www.geek-workshop.com/thread-10042-1-1.html 。 原文包含SPI和I2C总线两种方式,因为我不想插上一大把线,所以只用了I2C接口,所以内容有删节。...

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arduino 使用多个SPI设备 how to running multiple SPI device on arduino

how to running PN532 and W5100 on same board 最近研究arduino开发板,尝试将NFC板(PN532)和网络扩展板(w5100)组合在一起,碰到个问题,这两块板子都是通过SPI总线和arduino通信,同时占用pin10,11,12,13三个口,其中10是片选信号SS。这两个设备始终无法同时工作,出现很多莫名其妙的问题。...

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