各位大佬,我是是新手不太会看芯片手册,其中我想写个程序控制led灯,但是芯片手册显示:
There is one RGB LED on the SAMA5D2C-XULT board; it can be controlled by the user. The three LED
cathodes are controlled via GPIO PWM pins.
led等原理图如图:
请问上面那句话通过GPIO, PWM引脚控制,的意思是通过GPIO,PWM两个引脚中的随便一个控制, 还是GPIO PWM本来就是一个引脚?
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