PCIe-COM-8SM / -4SM User Manual
18
Chapter 7: Specifications
Communications Interface
I/O connection:
68-pin female VHDCI SCSI-Type III connector with screw locks
Serial ports:
8 or 4 RS-232/422/485 ports
Serial data rates:
Up to 3M baud asynchronous (460.8k standard for RS-232)
UART:
Octal type 16C950 with 128-byte transmit & receive FIFO,
16C550 compliant
Character length:
5, 6, 7, or 8 bits
Parity:
Even, Odd, None, Space, Mark
Stop interval:
1, 1.5, or 2 bits
Flow control:
RTS/CTS and/or DSR/DTR, Xon/Xoff
ESD protection:
±15kV on all signal pins
Cable:
3
‟ shielded breakout cable terminated with male D-sub 9-
pin connectors
Environmental
Operating Temp.:
Commercial: 0°C to +70°C
Industrial:
-40°C to +85°C
Storage Temp.:
-65°C to +150°C
Humidity:
5% to 95%, non-condensing
Power Required:
+3.3VDC at 0.9W (typical)
Size:
6.6 inches long x 2.20 inches high
(167.64 mm long x 55.8mm high)
