XRT86VL34 datasheet(52/156 Pages) EXAR

tên linh kiện	XRT86VL34

Giải thích chi tiết về linh kiện	QUAD T1/E1/J1 FRAMER/LIU COMBO - T1 REGISTER DESCRIPTION

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XRT86VL34

QUAD T1/E1/J1 FRAMER/LIU COMBO - T1 REGISTER DESCRIPTION

REV. V1.2.0

UnFramedPRBS

R/W

Unframed PRBS Pattern

This bit enables or disables unframed PRBS/QRTS pattern genera-

tion (i.e. All timeslots and framing bits are all PRBS/QRTS data).

The exact function of this bit depends on whether PRBS switch

function is enabled or not. (bit 3 within this register).

If PRBS switch function is disabled, T1 Transmit Framer will gener-

ate an unframed PRBS 15 or QRTS pattern to the line side if this bit

is enabled.

If PRBS switch function is enabled, T1 Receive Framer will generate

an unframed PRBS 15 or QRTS pattern to the receive backplane

interface if this bit is enabled.

0 - Enables an unframed PRBS/QRTS pattern generation to the line

interface or to the receive backplane interface

1 - Disables an unframed PRBS/QRTS pattern generation to the line

interface or to the receive backplane interface

TABLE 31: PRBS CONTROL & STATUS REGISTER (PRBSCSR0)

HEX ADDRESS: 0XN121

BIT

FUNCTION

TYPE

DEFAULT

DESCRIPTION-OPERATION

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