... terminals. Just plug the serial device into the cable and the cable into the USB port. Automatic handshake is supported. No IRQs are ... required. This smart cable transmits up to 230 kbps with a 96 byte buffer for upstream and downstream data flow.Features1.Small ... CommunicationStandardAccord USB1.1 or 2.0, EIA RS232 standardUSB signalVCC, DATA+, DATA-, GND, FGRS-232 signalRX, TX, RTS, CTS, DTR, DSR, ...