B&B Electronics 422ICC 1-Port RS-422/485 Serial Card 8-Bit ISA - Handshake
This single port Model 422ICCB serial card supports TD, RD, RTS, CTS, DSR, CD, and DTR with an RS-530 compatible male DB-25 connector. There is a jumper that will disable all handshake inputs (force them true) for use in TD and RD only systems. The 422ICCB card uses the 16850 UART. Features: Fits PC, XT, or AT type computers Jumper selectable port address: COM1, COM2, COM3, and COM4 Jumper selectable interrupts IRQ2 through IRQ7 RS-422 or RS-485 modes jumper selectable RTS controls Transmit Data in RS-485 model Manual and Data Sheet are available electronically. Please contact us with any questions!