Specifications

Chapter 1 Introduction Optimux-XLT1 Installation and Operation Manual
1-8 Functional Description
DTE DCE OP
INT
EXT LBT
DTEDCE OP
TXC
RXC
TXD
RXD
MUX
OSC
FIFO
DATA IN
CLOCK IN CLOCK OUT
DATA OUT
TXC
ST
TXD
RXD
MUX
OSC
FIFO
DATA IN
CLOCK INCLOCK OUT
DATA OUT
TXD TXD
RXD RXD
STST
EXTC EXTC
TXD
RXC
EXTC
RXD
EXTC
TXD
ST
RXD
X21 X21
EXT
FIFO on
transmit side
Not
Used
Not
Used
Figure 1-4. Internal and Loopback Timing with X21 Module
DTE DCE OP
EXT LBT
DTEDCE OP
TXC
RXC
TXD
RXD
MUX
OSC
TXC
RXC
TXD
RXD
MUX
OSC
TXD TXD
TXC TXC
RXD RXD
RXCRXC
EXTC EXTC
TXD
TXC
RXC
EXTC
RXD
TXC
EXTC
TXD
RXC
RXD
Not
Used
Not
Used
V35/RS530 V35/RS530
INT
EXT
Figure 1-5. External with V35/RS530 Module
DTE DCE OP
EXT
INT
LBT
DTEDCE OP
TXC
RXC
TXD
RXD
MUX
OSC
FIFO
DATA IN
CLOCK IN CLOCK OUT
DATA OUT
TXC
RXC
TXD
RXD
MUX
OSC
FIFO
DATA IN
CLOCK INCLOCK OUT
DATA OUT
TXD TXD
RXD RXD
STST
EXTC EXTC
TXD
ST
EXTC
RXD
EXTC
TXD
ST
RXD
X21 X21
EXT
Not
Used
Not
Used
Not
Used
FIFO on
receive side
Figure 1-6. External with X21 Module
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