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Rainbow Electronics DS21458 User Manual

Page 118

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DS21455/DS21458 Quad T1/E1/J1 Transceivers

118 of 270

Register Name:

SR5

Register Description:

Status Register 5

Register Address:

1Eh


Bit

# 7 6 5 4 3 2 1 0

Name — —

TESF

TESEM

TSLIP

RESF

RESEM

RSLIP

Default

0 0 0 0 0 0 0 0


Bit 0/Receive Elastic Store Slip Occurrence Event (RSLIP). Set when the receive elastic store has either repeated or deleted
a frame.

Bit 1/Receive Elastic Store Empty Event (RESEM). Set when the receive elastic store buffer empties and a frame is
repeated.

Bit 2/Receive Elastic Store Full Event (RESF).
Set when the receive elastic store buffer fills and a frame is deleted.

Bit 3/Transmit Elastic Store Slip Occurrence Event (TSLIP).
Set when the transmit elastic store has either repeated or
deleted a frame.

Bit 4/Transmit Elastic Store Empty Event (TESEM).
Set when the transmit elastic store buffer empties and a frame is
repeated.

Bit 5/Transmit Elastic Store Full Event (TESF).
Set when the transmit elastic store buffer fills and a frame is deleted.


Register Name:

IMR5

Register Description:

Interrupt Mask Register 5

Register Address:

1Fh


Bit

# 7 6 5 4 3 2 1 0

Name — —

TESF

TESEM

TSLIP

RESF

RESEM

RSLIP

Default

0 0 0 0 0 0 0 0


Bit 0/Receive Elastic Store Slip Occurrence Event (RSLIP).

0 = interrupt masked
1 = interrupt enabled


Bit 1/Receive Elastic Store Empty Event (RESEM).

0 = interrupt masked
1 = interrupt enabled


Bit 2/Receive Elastic Store Full Event (RESF).

0 = interrupt masked
1 = interrupt enabled


Bit 3/Transmit Elastic Store Slip Occurrence Event (TSLIP).

0 = interrupt masked
1 = interrupt enabled


Bit 4/Transmit Elastic Store Empty Event (TESEM).

0 = interrupt masked
1 = interrupt enabled


Bit 5/Transmit Elastic Store Full Event (TESF).

0 = interrupt masked
1 = interrupt enabled