PIC16887A单片机主控发送接收,与从动接收发送的双机通信,和上例一样,不管接收还是发送U1始终为主控方,U2始终为从动方,过程和上例一样-PIC16887A master microcontroller sending and receiving, sending and receiving the double slave communication, and, like the example above, whether received or sent is always the