This R2.9 revision of the CLID detector provides the TYPE 1 (on-hook, between first and second ring, or before first ring) signal detection and returns the message raw byte data without parsing of particular fields such as Message Type, Parameter

通过SCI与PC机的串口通信来控制LED D1-D6的运行方式。根据通信协议，PC机发送一条指令给2812，2812通过SCIA接收到指令后，进行解析，然后根据PC机 的指令来运行D1-D6。-SCI and the PC through serial communication to control the LED D1-D6 runs. According to protocol, PC sends a command to 2812,2812 to the instruction rece