B&B Electronics Four Port, PCI Bus RS-232/422/485 Serial Card CE with Send Data Control, 3PCISD4B

Appendix C: 3PCISD4 I/O Pinout
	Signal	DB-37 Pinout
	CD Port 1	Pin 1
	RX/RDA Port 1	Pin 2
	TX/RDA Port 1	Pin 3
	DTR Port 1	Pin 4
	GND	Pin 5
	DSR Port 1	Pin 20
	RTS/TDB Port 1	Pin 21
	CTS/RDB Port 1	Pin 22
	RI Port 1	Pin 23
	CD Port 2	Pin 6
	RX/RDA Port 2	Pin 7
	TX/RDA Port 2	Pin 8
	DTR Port 2	Pin 9
	GND	Pin 24
	DSR Port 2	Pin 25
	RTS/TDB Port 2	Pin 26
	CTS/RDB Port 2	Pin 27
	RI Port 2	Pin 28
	CD Port 3	Pin 10
	RX/RDA Port 3	Pin 11
	TX/RDA Port 3	Pin 12
	DTR Port 3	Pin 13
	GND	Pin 14
	DSR Port 3	Pin 29
	RTS/TDB Port 3	Pin 30
	CTS/RDB Port 3	Pin 31
	RI Port 3	Pin 32
	CD Port 4	Pin 15
	RX/RDA Port 4	Pin 16
	TX/RDA Port 4	Pin 17
	DTR Port 4	Pin 18
	GND	Pin 33
	DSR Port 4	Pin 34
	RTS/TDB Port 4	Pin 35
	CTS/RDB Port 4	Pin 36
	RI Port 4	Pin 37
	NA	Pin 19

Documentation Number 3PCISD4x-3903 Manual	Appendix C	C-1	C-2	Appendix C	Documentation Number 3PCISD4x-3903 Manual
B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104			B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics Ltd – Westlink Comm. Pk. – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445			B&B Electronics Ltd – Westlink Comm. Pk. – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445