DS2196 datasheet(55/157 Pages) DALLAS

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DS2196

55 of 157

RIR2A: RECEIVE INFORMATION REGISTER 2 FRAMER A (Address = 31

Hex)

(MSB)

(LSB)

RLOSC

LRCLC

FRCLC

–

RBLC

–

SYMBOL

POSITION

NAME AND DESCRIPTION

RLOSC

RIR2A.7

Receive Loss of Sync Clear. Set when the framer achieves

synchronization; will remain set until read.

LRCLC

RIR2A.6

Line Interface Receive Carrier Loss Clear. Set when the

carrier signal is restored; will remain set until read. See Table

7–2.

FRCLC

RIR2A.5

Framer Receive Carrier Loss Clear. Set when the carrier

signal is restored; will remain set until read. See Table 7–2.

–

RIR2A.4

Not Assigned. Could be any value when read.

–

RIR2A.3

Not Assigned. Could be any value when read.

RBLC

RIR2A.2

Receive Blue Alarm Clear. Set when the Blue Alarm (AIS) is

no longer detected; will remain set until read. See Table 7–2.

–

RIR2A.1

Not Assigned. Could be any value when read.

–

RIR2A.0

Not Assigned. Could be any value when read.

RIR2B: RECEIVE INFORMATION REGISTER 2 FRAMER B

(Address = D1 Hex)

(MSB)

(LSB)

RLOSC

FRCLC

–

RBLC

–

SYMBOL

POSITION

NAME AND DESCRIPTION

RLOSC

RIR2B.7

Receive Loss of Sync Clear. Set when the framer achieves

synchronization; will remain set until read.

–

RIR2B.6

Not Assigned. Could be any value when read.

FRCLC

RIR2B.5

Framer Receive Carrier Loss Clear. Set when the carrier

signal is restored; will remain set until read. See Table 7–2.

–

RIR2B.4

Not Assigned. Could be any value when read.

–

RIR2B.3

Not Assigned. Could be any value when read.

RBLC

RIR2B.2

Receive Blue Alarm Clear. Set when the Blue Alarm (AIS) is

no longer detected; will remain set until read. See Table 7–2.

–

RIR2B.1

Not Assigned. Could be any value when read.

–

RIR2B.0

Not Assigned. Could be any value when read.

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