DS26502 Datasheet

  • DS26502

  • T1/E1/J1/64KCC BITS单元

  • 1043.62KB

  • 125页

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DS26502 T1/E1/J1/64KCC BITS Element
Table 6-8. MCLK Pre-Scaler for E1 Mode
MPS1
PIN 16
0
0
0
0
1
1
1
1
MPS0
PIN 15
0
0
1
1
0
0
1
1
JACKS
PIN 46
0
1
0
1
0
1
0
1
MCLK
(MHz)
2.048
Reserved
4.096
Reserved
8.192
Reserved
16.384
Reserved
6.7 Other Hardware Controller Mode Features
Table 6-9. Other Operational Modes
PIN
NAME
RSM
PIN 1
TSM
PIN2
DESCRIPTION
RS_8K Mode Select:
Selects frame or multiframe pulse at RS_8K pin.
0 = frame mode
1 = multiframe mode
TS_8K_4 Mode Select:
In T1 or E1 operation, selects frame or multiframe mode for the
TS_8K_4 pin.
0 = frame mode
1 = multiframe mode
Remote Loopback Enable:
In this loopback, data input to the framer portion of the
DS26502 will be transmitted back to the transmit portion of the LIU. Data will continue
to pass through the receive side framer of the DS26502 as it would normally and the data
from the transmit side formatter will be ignored.
0 = loopback disabled
1 = loopback enabled
Transmit AIS
0 = normal transmission
1 = transmit AIS alarm
Receive and Transmit HDB3/B8ZS Enable
0 = HDB3/B8ZS disabled
1 = HDB3/B8ZS enabled
RLB
PIN 60
TAIS
PIN 10
HBE
PIN 55
28 of 124

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