PRODUCTS > PCI Express I/O Cards > PCIe-800i

PCIe-800i

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PCIe-800i - 8-Port PCI Express to RS-422/485 Card

Features

  • Adds eight high speed RS-422/485 ports by connecting to a PCI Express bus

  • Data rates up to 921.6kbps

  • 256 bytes transmit and receive FIFO buffer

  • Automatic RTS/CTS and DTR/DSR hardware flow control with programmable hysteresis

  • Automatic Xon/Xoff software flow control

  • 15kV ESD protection and 600W surge protection for all signals

  • Wide ambient temperature operation from 0°C to 60°C (32°F to 140°F)

  • PCI Express 2.0 Gen 1 compliant

  • PCI Express 1 Lane compliant

  • 16C550 compability

  • CE, FCC approval

  • Drivers provided for Windows and Linux OS

  • Includes one adapter cable converting a DB44 female connector to eight DB9 male connectors. Cable length: 1m

PCIe-800i
 
General
Bus PCI Express; Single-Lane (×1)
Chipset EXAR XR17V358
Interface RS-422/485
Plug & Play Supported
IRQ & IO Address Assigned by system BIOS
   
Serial Port
Number of Ports Eight
Connectors & Cables One DB44 female connector
RS-422 Signals TxD-, TxD+, RxD+, RxD-, GND
RS-485 Signals TxD-, TxD+, RxD+, RxD- (4 wire), Data-, Data+ (2 wire)
Max. Bitrates 921.6kbps
Serial Configuration Data bits: 5, 6, 7, 8
Parity: None, Odd, Even, Mark, Space
Stop bits: 1, 1.5, 2
UART FIFO Buffer Size Each port with 256 bytes FIFO for transmit & receive
Protection 15kV ESD protection and 600W surge protection for all serial signals
   
Environment
Operating Temperature 0°C to 60°C
Storage Temperature -40°C to 85°C
Humidity 0 to 80% RH, Noncondensing
Safety Approvals CE, FCC
   

DB9 Male Connector Pin-outs
 
RS-422 Pin-out for DB9 Connector
  Pin Signal Description  
  1 TxD- Transmit Data, negative polarity  
  2 TxD+ Transmit Data, positive polarity  
  3 RxD+ Receive Data, positive polarity  
  4 RxD- Receive Data, negative polarity  
  5 GND Signal Ground
 
 
RS-485 Full Duplex (4 wire) Mode Pin-out for DB9 Connector
  Pin Signal Description  
  1 TxD- Transmit Data, negative polarity  
  2 TxD+ Transmit Data, positive polarity  
  3 RxD+ Receive Data, positive polarity  
  4 RxD- Receive Data, negative polarity  
  5 GND Signal Ground
 
 
RS-485 Half Duplex (2 wire) Mode Pin-out for DB9 Connector
  Pin Signal Description  
  1 Data- Transmit/Receive Data, negative polarity  
  2 TxD+ Transmit/Receive Data, positive polarity  
  5 GND Signal Ground  
 
 
Pin RS-422 Mode RS-485 "4W" Mode RS-485 "2W" Mode
1 Ground Ground Ground
2 TxD-(6) TxD-(6) Data-(6)
3 TxD+(6) TxD+(6) Data+(6)
4 RxD+(6) RxD+(6)  
5 RxD-(6) RxD-(6)  
6 .NC.    
7 Ground Ground Ground
8 .NC.    
9 .NC.    
10 Ground Ground Ground
11 TxD-(1) TxD-(1) Data-(1)
12 TxD+(1) TxD+(1) Data+(1)
13 RxD+(1) RxD+(1)  
14 RxD-(1) RxD-(1)  
15 Ground Ground Ground
16 .NC.    
17 TxD-(8) TxD-(8) Data-(8)
18 TxD+(8) TxD+(8) Data+(8)
19 TxD-(7) TxD-(7) Data-(7)
20 TxD+(7) TxD+(7) Data+(7)
21 RxD+(7) RxD+(7)  
22 RxD-(7) RxD-(7)  
23 TxD-(4) TxD-(4) Data-(4)
24 TxD+(4) TxD+(4) Data+(4)
25 RxD+(4) RxD+(4)  
26 RxD-(4) RxD-(4)  
27 TxD-(2) TxD-(2) Data-(2)
28 TxD+(2) TxD+(2) Data+(2)
29 RxD+(2) RxD+(2)  
30 RxD-(2) RxD-(2)  
31 Ground Ground Ground
32 RxD+(8) RxD+(8)  
33 RxD-(8) RxD-(8)  
34 Ground Ground Ground
35 TxD-(5) TxD-(5) Data-(5)
36 TxD+(5) TxD+(5) Data+(5)
37 RxD+(5) RxD+(5)  
38 RxD-(5) RxD-(5)  
39 Ground Ground Ground
40 TxD-(3) TxD-(3) Data-(3)
41 TxD+(3) TxD+(3) Data+(3)
42 RxD+(3) RxD+(3)  
43 RxD-(3) RxD-(3)  
44 Ground Ground Ground