Other hardware controller mode features, Ther, Ardware – Rainbow Electronics DS26503 User Manual

Page 29: Ontroller, Eatures, Table 6-8. mclk pre-scaler for e1 mode, Table 6-9. other operational modes

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DS26503 T1/E1/J1 BITS Element

29 of 123

Table 6-8. MCLK Pre-Scaler for E1 Mode

MPS1

PIN 16

MPS0

PIN 15

JACKS

PIN 46

MCLK

(MHz)

0 0 0

2.048

0 0 1

Reserved

0 1 0

4.096

0 1 1

Reserved

1 0 0

8.192

1 0 1

Reserved

1 1 0

16.384

1 1 1

Reserved

6.7 Other Hardware Controller Mode Features
Table 6-9. Other Operational Modes

PIN

NAME

DESCRIPTION

RSM

PIN 1

RS Mode Select: Selects frame or multiframe pulse at RS pin.

0 = frame mode
1 = multiframe mode

TSM
PIN2

TS Mode Select: In T1 or E1 operation, selects frame or multiframe mode for the TS pin.

0 = frame mode
1 = multiframe mode

RLB

PIN 60

Remote Loopback Enable: In this loopback, data input to the framer portion of the
DS26503 will be transmitted back to the transmit portion of the LIU. Data will continue to
pass through the receive side framer of the DS26503 as it would normally and the data
from the transmit side formatter will be ignored.

0 = loopback disabled
1 = loopback enabled

TAIS

PIN 10

Transmit AIS

0 = normal transmission

1 = transmit AIS alarm

HBE

PIN 55

Receive and Transmit HDB3/B8ZS Enable

0 = HDB3/B8ZS disabled
1 = HDB3/B8ZS enabled

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