Network Technologies SM-nXm-15V-LCD RS232 Connection Cables, Pinout of RS232 port on Veemux

NTI VEEMUX VIDEO MATRIX SWITCH

RS232 CONNECTION CABLES

Pinout of RS232 port on VEEMUX

The VEEMUX RS232 serial port is a DB-9F (female) connector configured as a DCE (data communication equipment) port. The RS232 port interface signals are listed below, including equivalent CCITT V.24 identification, and signal direction:

DB-9F	Common	EIA	CCITT		Function		Direction
pin #	name	name	name
1	N/a	N/a	N/a	No connection		--
2	TxD	BA	103		Transmit Data		Output
3	RxD	BB	104		Receive Data		Input
4	DSR	CC	107		Data Set Ready		Input
5	SG	AB	102	Signal Ground		–
6	DTR	CD	108.2		Data Terminal Ready		Output
7	CTS	CB	106		Clear To Send		Input
8	RTS	CA	105		Request To Send		Output
9	N/a	N/a	N/a	No connection		--

Specifications for Straight-Through Serial Cable for CPU Connection

VEEMUX to PS2 or SUN CPU (9 PIN)

VEEMUX			PS/2 or SUN CPU
9 pin		Signal		9 pin
Function	Pin #	Direction	Pin #	Function
RxD	3		3	TxD
TxD	2		2	RxD
CTS	7		7	RTS
RTS	8		8	CTS
DSR	4		4	DTR
DTR	6		6	DSR
SG	5		5	SG

VEEMUX to MAC CPU (25 PIN)

VEEMUX			MAC CPU
9 pin		Signal		25 pin
Function	Pin #	Direction	Pin #	Function
RxD	3		2	TxD
TxD	2		3	RxD
CTS	7		4	RTS
RTS	8		5	CTS
DSR	4		20	DTR
DTR	6		6	DSR
SG	5		7	SG

	9 PIN				9 PIN									9 PIN
VEEMUX	DTE				DTE	PS/2 or SUN CPU		VEEMUX						DTE				25 PIN DTE		MAC CPU
	1	2	3	4	5	1	2	3	4	5		6	7	8	9	10	11	12	13
	6	7	8	9		14	15	16		17	18	19	20	21	22	23	24	25

Mating Face	Mating Face of DB25 Male
of a 9D Male

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