Patton electronic RS-232 user manual PIN Configurations Block Diagram

	APPENDIX B				APPENDIX C
	PIN CONFIGURATIONS				BLOCK DIAGRAM
DIRECTION	RS-232 PIN-OUT REFERENCE (DB-25)			DIRECTION
		1	- (FG) Frame Ground	Common
		2	- (TD) Transmit Data	To Model 1035
From Model 1035	Transmit Clock - 15
		3	- (RD) Receive Data	From Model 1035
		4	- (RTS) Request to Send	To Model 1035
From Model 1035	Receive Clock - 17
		5	- (CTS) Clear to Send	From Model 1035
To Model 1035	Local Analog Loopback - 18
		6	- (DSR) Data Set Ready	From Model 1035
		7	- (SG) Signal Ground	Common
To Model 1035	Data Term. Ready (DTR) - 20
		8	- (CD) Carrier Detect	From Model 1035
From Model 1035	Remote Digital Loopback - 21
To Model 1035	External Clock - 24
From Model 1035	Test Mode - 25

DIRECTION	CCITT V.35 PIN-OUT REFERENCE (DB-25)			DIRECTION
		1	- (FG) Frame Ground	Common
To Model 1035	Transmit Data B - 14
		2	- Transmit Data A	To Model 1035
From Model 1035	Transmit Clock A - 15
		3	- Receive Data A	From Model 1035
From Model 1035	Receive Data B - 16
		4	- (RTS) Request to Send	To Model 1035
From Model 1035	Receive Clock A - 17
		5	- (CTS) Clear to Send	From Model 1035
To Model 1035	Local Loopback (LAL) - 18
		6	- (DSR) Data Set Ready	From Model 1035
		7	- (SG) Signal Ground	Common
To Model 1035	Data Term. Ready (DTR) - 20
		8	- (CD) Carrier Detect	From Model 1035
To Model 1035	Remote Loopback (RDL) - 21
		9	- Receive Clock B	From Model 1035
		11 - External Clock B		To Model 1035
To Model 1035	External Clock A - 24	12 - Transmit Clock B		From Model 1035
From Model 1035	Test Mode - 25

1035

15 16