The 5402e from Sealevel Systems Inc., Liberty, SC, is a PCI Express synchronous serial interface that provides four ports individually configurable for RS-232, RS-422, RS-485, RS-530, RS-530A, or V.35. In RS-232 mode, all common modem control signals are implemented; a digital phase-lock loop is included on each port and the board supports data rates up to 128 Kbps in burst mode. An included fan-out cable terminates the onboard 100-pin SCSI-style connector to 4 DB-25M connectors. Applications include military, satellite, radar, and banking.
Sealevel Systems Inc.