WAN Modules
Page 3-25
WAN Serial Port Speciļ¬cations
Alcatel SPI EIA-530 RS-449
Generic
Signal Name
Source Mnemonic Pin Mnemonic Pin Mnemonic Pin
Shield -- Shield 1 -- 1 -- 1
Signal Ground -- AB 7 AB 7 SG 19
Transmitted
Data
DTE TD(A) 2 BA(A) 2 SD(A) 4
TD(B) 14 BA(B) 14 SD(B) 22
Received Data DCE RD(A) 3 BB(A) 3 RD(A) 6
RD(B) 16 BB(B) 16 RD(B) 24
Transmit Clock DCE TC(A) 15 DB(A) 15 ST(A) 5
TC(B) 12 DB(B) 12 ST(B) 23
Receive Clock DCE TC(A) 17 DD(A) 17 RT(A) 8
TC(B) 9 DD(B) 9 RT(B) 26
Ext. Transmit
Clock
DTE XC(A) 24 DA(A) 24 TT(A) 17
XC(B) 11 DA(B) 11 TT(B) 35
Request To
Send
DTE RS(A) 4 CA(A) 4 RS(A) 7
RS(B) 19 CA(B) 19 RS(B) 25
Clear To Send DCE CS(A) 5 CB(A) 5 CS(A) 9
CS(B) 13 CB(B) 13 CS(B) 27
Data Set Ready DCE DR(A) 6 CC(A) 6 DM(A) 11
DR(B) 22 CC(B) 22 DM(B) 29
Data Terminal
Ready
DTE TR(A) 20 CD(A) 20 TR(A) 12
TR(B) 23 CD(B) 23 TR(B) 30
Data Carrier
Detect
DCE CD(A) 8 CF(A) 8 RR(A) 13
CD(B) 10 CF(B) 10 RR(B) 31
Local Loopback DTE LL 18 LL 18 LL 10
Remote
Loopback
DTE RL 21 RL 21 RL 14
Ring Indicator DCE RI/TM 25 -- -- -- --
Test Mode DCE RI/TM 25 TM 25 TM 18
Cable Type 4 -- CTP4 18 n/c n/c
Cable Type 3 -- CTP3 26 n/c n/c
Cable Type 2 -- CTP2 13
Cable Type 1 -- CTP1 22
Cable Type 0 -- CTP0 10
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