Universal PCI Board
Pin Assignments
5-7
CP-114UL
This board supports RS-232, RS-422, and RS-485 (both 2 and 4-wire).
Model
Board Connector
Supported Accessories
Serial Connectors
CP-114UL
DB44 (female)
CBL-M44M9x4-50
4×DB9 (male)
CBL-M44M25x4-50
4×DB25 (male)
DB44 (Female): RS-232
Pin
Signal
Pin
Signal
Pin
Signal
1
TxD3
16
CTS3
31
DCD3
2
RxD3
17
DTR3
32
---
3
RTS3
18
DSR3
33
GND
4
---
19
---
34
---
5
TxD2
20
CTS2
35
DCD2
6
RxD2
21
DTR2
36
---
7
RTS2
22
DSR2
37
GND
8
---
23
---
38
---
9
TxD1
24
CTS1
39
DCD1
10
RxD1
25
DTR1
40
---
11
RTS1
26
DSR1
41
GND
12
---
27
---
42
DCD0
13
TxD0
28
CTS0
43
---
14
RxD0
29
DTR0
44
GND
15
RTS0
30
DSR0
---
---
DB44 (Female): RS-422, RS-485 (4-wire)
Pin
Signal
Pin
Signal
Pin
Signal
1
RxD3+(B)
16
---
31
TxD3-(A)
2
TxD3+(B)
17
RxD3-(A)
32
---
3
---
18
---
33
GND
4
---
19
---
34
---
5
RxD2+(B)
20
---
35
TxD2-(A)
6
TxD2+(B)
21
RxD2-(A)
36
---
7
---
22
---
37
GND
8
---
23
---
38
---
9
RxD1+(B)
24
---
39
TxD1-(A)
10
TxD1+(B)
25
RxD1-(A)
40
---
11
---
26
---
41
GND
12
---
27
---
42
TxD0-(A)
13
RxD0+(B)
28
---
43
---
14
RxD0-(A)
29
RxD0-(A)
44
GND
15
---
30
---
---
---
