XRT4000 Datasheet, PDF (18/46 Pages) Exar Corporation – Universal Multiprotocol Serial Interface

XRT4000
CONTROL
DRIVER/RECEIVER PAIR AND CORRESPONDING SIGNAL NAME - DTE MODE
INTERFACE
INPUTS TX1 RX1 TX2 RX2 TX3 RX3 TX4 RX4 TX5 RX5 TX6 RX6 TX7 RX7 TX8 RX8 STANDARD
M2 M1 M0 TXD RXD SCTE RXC - TXC RTS CTS DTR DSR - DCD LL TM RL RI
0 0 0 10 10 10 10 Off 10 10 10 10 10 Off 10 10 Off 10 10 V.10
0 0 1 11 11 11 11 Off 11 11 11 10 10 Off 11 10 Off 10 10 EIA-530-A
0 1 0 11 11 11 11 Off 11 11 11 11 11 Off 11 10 Off 10 10 EIA-530, RS449, V.36
0 1 1 11 11 11 11 Off 11 11 11 11 11 Off Off Off Off Off Off X.21
1 0 0 35 35 35 35 Off 35 28 28 28 28 Off 28 28 Off 28 28 V.35
1 0 1 11 11 11 11 Off 11 11 11 11 11 Off 11 10 Off 10 10 RESERVED
1 1 0 28 28 28 28 Off 28 28 28 28 28 Off 28 28 Off 28 28 RS232
1 1 1 Off Off Off Off Off Off Off Off Off Off Off Off Off Off Off Off POWER DOWN
Table 1. DTE Mode - Control Programming for Driver and Receiver Mode Selection
CONTROL
DRIVER/RECEIVER PAIR AND CORRESPONDING SIGNAL NAME - DCE MODE
INPUTS TX1 RX1 TX2 RX2 TX3 RX3 TX4 RX4 TX5 RX5 TX6 RX6 TX7 RX7 TX8
M2 M1 M0 RXD TXD RXC SCTE TXC - CTS RTS DSR DTR DCD - TM LL RI
0 0 0 10 10 10 10 10 Off 10 10 10 10 10 Off Off 10 10
0 0 1 11 11 11 11 11 Off 11 11 10 10 11 Off Off 10 10
0 1 0 11 11 11 11 11 Off 11 11 11 11 11 Off Off 10 10
0 1 1 11 11 11 11 11 Off 11 11 11 11 OFF Off Off Off Off
1 0 0 35 35 35 35 35 Off 28 28 28 28 28 Off Off 28 28
1 0 1 11 11 11 11 11 Off 11 11 11 11 11 Off Off 10 10
1 1 0 28 28 28 28 28 Off 28 28 28 28 28 Off Off 28 28
1 1 1 Off Off Off Off Off Off Off Off Off Off Off Off Off Off Off
INTERFACE
RX8
STANDARD
RL
10 V.10
10 EIA-530-A
10 EIA-530, RS449, V.36
Off X.21
28 V.35
10 RESERVED
28 RS232
Off POWER DOWN
Table 2. DCE Mode - Control Programming for Driver and Receiver Mode Selection
Note: For the above tables:
Table
Representation
35
11
10
28
Corresponding
Electrical Level
V.35
V.11
V.10
V.28/RS232
Type
Signal
Differential
Differential
Single Ended
Single Ended
Rev. 1.00
- 18 -