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Texas Instruments
17 小时
TMDSCNCD28388D:上电复位时GPIO处于高电平状态还是低电平状态?
上电复位时GPIO口的电平状态是什么?能否保证都输出低电平,因为后面要接驱动电路,希望上电复位时能输出低电平防止上下 ...
Texas Instruments
2 天
MSPM0G3507:如何设置SPI多片选引脚
设置SPI多个片选引脚除了config里面定义的其余引脚是否需要用GPIO虚拟,同时虚拟出来的引脚对传输速率是否有影响 可以使用GPIO模拟,在每次SPI发送之前,对SPI的片选信号也会进行控制,所以SPI的片选信号就是在每次需要发送到某个设备的时候,将CS片选端进行 ...
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