The IP-OCTAL-232 IndustryPack implements eight EIA-232 asynchronous serial ports, each with RXD, TXD, RTS, and CTS signals. In addition, eight general-purpose input lines are provided with TTL switching levels.
Eight EIA-232 ports on a single-wide IndustryPack
Three-level FIFOs on all receivers
Support for RXD, TXD, RTS, CTS and GND on each channel