说明：多线程 (Multi-Thread) RS232 串行口通讯构件 ，是 COMM32.ZIP 构件的改良版，并且增加 Data Bits、Parity、 Stop Bits 等配置，支持 Read/Write 时序控制 (Timing control)、 ReadIntervalTimeout、 WriteIntervalTimout 等 ，支持 DTR/DSR, RTS/CTS 硬件流程控置及 Xon/Xoff 软件流程控置 ( 2.5 版，附源码 ) -: multithreading (Multi-Thread) RS232 serial port communication component, the component is COMM32.ZIP modified version, and increase Data Bits, Parity, Stop Bits, such as configuration and support Read/Write timing control (Timing control), ReadIntervalTimeout, WriteIntervalTimout, support DTR/DSR, RTS/CTS hardware flow control and home Xon/software flow control setting home (version 2.5, with source)