单片机I/O口的使用
单片机I/O口的使用:对单片机的控制,其实就是对I/O口的控制,无论单片机对外界进行何种控制,亦或接受外部的控制,都是通过I/O口进行的。单片机总共有P0、P1、P2、P3四个8位双向输入输出端口,每个端口都有锁存器、输出驱动器和输入缓冲器。4个I/O端口都能作输入输出口用,其中P0和P2通常用于对...
单片机I/O口的使用:对单片机的控制,其实就是对I/O口的控制,无论单片机对外界进行何种控制,亦或接受外部的控制,都是通过I/O口进行的。单片机总共有P0、P1、P2、P3四个8位双向输入输出端口,每个端口都有锁存器、输出驱动器和输入缓冲器。4个I/O端口都能作输入输出口用,其中P0和P2通常用于对...
The PCA9670 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part ...
The PCA9671 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part ...
The PCA9672 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part ...
The PCA9673 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part ...