STM32F4 spi
时间: 2023-10-11 09:13:41 浏览: 51
STM32F4系列芯片的SPI功能非常强大。它支持高达37.5MHz的SPI时钟,可以配置为SPI协议或者I2S协议。同时,STM32F4板载了多个SPI接口,包括SPI1、SPI2和SPI3,其中通常情况下使用SPI1传输速度较快,而SPI2和SPI3可以作为I2S音频协议使用。在使用SPI功能时,需要将SPI通讯信号引脚配置到相应的GPIO引脚上,并进行时钟控制逻辑的配置。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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