Emulex DCP_link RS-232 Three-Wire Port Cable, RS-232 Null-Modem Cable Crossover, Chapter, 1 z

3-22 Chapter 3

RS-232 Null-Modem Cable (Crossover)

DCP PORT
DB25 FEMALE	TERMINAL
CHASSIS GROUND
1	1
TRANSMIT DATA	TRANSMIT DATA
2	2
RECEIVE DATA	RECEIVE DATA
3	3
REQUEST TO SEND	REQUEST TO SEND
4	4
CLEAR TO SEND	CLEAR TO SEND
5	5
DATA SET READY	DATA SET READY
6	6
SIGNAL GROUND	SIGNAL GROUND
7	7
DATA CARRIER DETECT	DATA CARRIER DETECT
8	8
TRANSMIT CLOCK	TRANSMIT CLOCK
15	15
RECEIVE CLOCK	RECEIVE CLOCK
17	17
DATA TERMINAL READY	DATA TERMINAL READY
20	20

Figure 3-16 (Not Supplied by Emulex)

RS-232 Three-Wire Port Cable

DCP PORT

1 z	CHASSIS GROUND
	TRANSMIT DATA	TRANSMIT DATA
2 z
	RECEIVE DATA	RECEIVE DATA
3 z
	SIGNAL GROUND
7 z

DTE

z1

z2

z3

z7

Figure 3-17