Some useful wiring information

some useful wiring information..

Cable pin connections
LAN Straight Cable (RJ-45)
Pin Number To Pin Number
1  –  1
2 –  2
3  – 3
6 –  6

White Orange, Orange, White Green, Blue, White Blue, Green, White Brown, Brown..

LAN Cross Cable (RJ-45)
Pin Number To Pin Number
1 –  3
2  – 6
3  – 1
6  – 2

Serial Cross Cable (D-sub 9 pin)

Signal Name Pin Number To Pin Number Signal Name
RD 2  – 3 TD
TD 3  – 2 RD
DTR 4 –  6 DSR
SG  5  – 5 SG
DSR  6  – 4 DTR
RTS  7  – 8 CTS
CTS  8  – 7 RTS

Hope these help