3 Chapter 1
1.2 Features
• Intelligent 8-port RS-232 serial communication card
• Effectively reduce host CPU loading
• Speeds up to 921.6 kbps
• Onboard 1 MB memory buffer to reduce host CPU loading
• High data throughput rate
• PCI bus specification 2.2 compliant
• PCI universal card (both 3.3 V and 5 V signals)
• I/O address automatically assigned by PCI Plug & Play
• OS supported: Windows 2000/XP
1.3 Specifications
• Processor: TMS320C5402 DSP
• Memory: 1 MB
• Communication Controller: 8 x 16c550c UART
• Serial Interface: 8-port RS-232
• Speed (bps): 50 bps ~ 921.6 kbps
• Bus Interface: PCI bus specification 2.2 compliant
• IRQ: all ports use the same IRQ assigned by PCI Plug & Play
• Data Bits: 5, 6, 7, 8
• Stop Bits: 1, 1.5, 2
• Parity: none, even, odd
• Data Signals: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
• ESD Protection: 16 kV
• Dimensions: 175 x 100 mm
• Power Consumption: Typical 504 mA, Max 558 mA
• Operating Temperature: 0~ 60° C (32~140° F)
• Storage Temperature: -25 ~ 85° C (-13~185° F)
• Operating Humidity: 5 ~ 95%, relative humidity, non-condensing
Note: PCI-1625U does not support RAS service via crossover RS-232
