左单片机读取双口RAM中分配给右单片机的配置信息存储空间，右单片机读取双口RAM中分配给左单片机的配置信息存储空间，良但片即读取配置信息后可以按照配置信息对自身工作方式等进行设定，达到双机通信的目的，间接实现了一单片机对另一单片机的配置控制。-Left microcontroller reads the dual-port RAM allocated to the right microcontroller configuration information storage space, right microcontroller reads the dual-port RAM assigned to the left microcontroller configuration information storage space, good chip that reads the configuration information in accordance with the configuration information on work set to achieve the purpose of the two-machine communication, indirectly, to achieve a single-chip configuration control of another microcontroller.