Emulex DCP_link - Manual (Page 59)

3-26 Chapter 3
RS-422 Null-Modem Cable
DCP PORT
1 z
CHASSIS GROUND
z 1
2 z
TRANSMIT DATA (A) TRANSMIT DATA (A)
z 2
3 z
RECEIVE DATA (A) RECEIVE DATA (A)
z 3
4 z
REQUEST TO SEND (A) REQUEST TO SEND (A)
z 4
5 z
CLEAR TO SEND (A) CLEAR TO SEND (A)
z 5
7 z
SIGNAL GROUND
z 7
9 z
RECEIVE CLOCK (B) RECEIVE CLOCK (B)
z 9
12 z
TRANSMIT CLOCK (B) TRANSMIT CLOCK (B)
z 12
13 z
CLEAR TO SEND (B) CLEAR TO SEND (B)
z 13
14 z
TRANSMIT DATA (B) TRANSMIT DATA (B)
z 14
15 z
TRANSMIT CLOCK (A) TRANSMIT CLOCK (A)
z 15
16 z
RECEIVE DATA (B) RECEIVE DATA (B)
z 16
17 z
RECEIVE CLOCK (A) RECEIVE CLOCK (A)
z 17
19 z
REQUEST TO SEND (B) REQUEST TO SEND (B)
z 19
Figure 3-20