ESP32C3的SPI的CS引脚,配置成普通IO

gjnall
Posts: 1
Joined: Tue Dec 24, 2024 12:44 pm

ESP32C3的SPI的CS引脚,配置成普通IO

Postby gjnall » Tue Dec 24, 2024 12:54 pm

ESP32C3的GPIO14是SPI的CS引脚,我想把他配置成普通的IO,控制高低电平的切换,gpio_reset_pin(GPIO_NUM_14);函数不能用会导致重启,有别的办法吗
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yankeing
Posts: 9
Joined: Fri Nov 22, 2024 10:53 am

Re: ESP32C3的SPI的CS引脚,配置成普通IO

Postby yankeing » Tue Dec 31, 2024 3:34 pm

模组的话可能是用在了内部的flash上。不建议将连接 flash 的管脚用于其他用途.

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