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 main prosecution U1, U2 has always been for the slave side, the same process and the example