sdio主从通信，主机和从机都为ESP32，都是用官方例程的host和slave代码，通讯不成功

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feifei
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Joined: Mon Nov 20, 2023 8:00 am

sdio主从通信，主机和从机都为ESP32，都是用官方例程的host和slave代码，通讯不成功

Postby feifei » Mon Nov 20, 2023 8:04 am

1700467372807.png
1700467372807.png (19.81 KiB) Viewed 5434 times
串口打印这样的信息，从机SDIO的六个引脚都加了20k的上拉电阻，并且改写了efuse为3.3V
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