DS2153Q datasheet(21/60 Pages) MAXIM

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DS2153Q

21 of 60

SR1: STATUS REGISTER 1 (Address = 06 Hex)

(MSB)

(LSB)

RSA1

RDMA

RSA0

RSLIP

RUA1

RRA

RCL

RLOS

SYMBOL

POSITION

NAME AND DESCRIPTION

RSA1

SR1.7

Receive Signaling All 1s. Set when the contents of time slot 16

contains less than three 0s over 16 consecutive frames. This alarm

is not disabled in the CCS signaling mode.

RDMA

SR1.6

Receive Distant MF Alarm. Set when bit 6 of time slot 16 in

frame 0 has been set for two consecutive multiframes. This alarm

is not disabled in the CCS signaling mode.

RSA0

SR1.5

Receive Signaling All 0s. Set when over a full MF, time slot 16

contains all 0s.

RSLIP

SR1.4

Receive Elastic Store Slip Occurrence. Set when the elastic store

has either repeated or deleted a frame of data.

RUA1

SR1.3

Receive Unframed All 1s. Set when an unframed all 1s code is

received at RTIP and RRING.

RRA

SR1.2

Receive Remote Alarm. Set when a remote alarm is received at

RTIP and RRING.

RCL

SR1.1

Receive Carrier Loss. Set when 255 consecutive 0s have been

detected at RTIP and RRING.

RLOS

SR1.0

Receive Loss of Sync. Set when the device is not synchronized to

the receive E1 stream.

DS2153Q Datasheet(PDF) 21 Page - Maxim Integrated Products

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