DS2152L datasheet(20/97 Pages) MAXIM

20 / 97 page

DS2152

20 of 97

RCR2: RECEIVE CONTROL REGISTER 2 (Address = 2C Hex)

(MSB)

(LSB)

RCS

RZBTSI

RSDW

RSM

RSIO

RD4YM

FSBE

MOSCRF

SYMBOL

POSITION

NAME AND DESCRIPTION

RCS

RCR2.7

Receive Code Select. See Section 9 for more details.

0 = idle code (7F Hex)

1 = digital milliwatt code (1E/0B/0B/1E/9E/8B/8B/9E Hex)

RZBTSI

RCR2.6

Receive Side ZBTSI Enable.

0 = ZBTSI disabled

1 = ZBTSI enabled

RSDW

RCR2.5

RSYNC Double-Wide. (Note: This bit must be set to 0 when

RCR2.4 = 1 or when RCR2.3 = 1.)

0 = do not pulse double-wide in signaling frames

1 = do pulse double-wide in signaling frames

RSM

RCR2.4

RSYNC Mode Select. (A don’t care if RSYNC is programmed

as an input.)

0 = frame mode (see the timing diagrams in Section 16)

1 = multiframe mode (see the timing diagrams in Section 16)

RSIO

RCR2.3

RSYNC I/O Select. (Note: This bit must be set to 0 when

CCR1.2 = 0.)

0 = RSYNC is an output

1 = RSYNC is an input (only valid if elastic store enabled)

RD4YM

RCR2.2

Receive Side D4 Yellow Alarm Select.

0 = 0s in bit 2 of all channels

1 = a 1 in the S-bit position of frame 12

FSBE

RCR2.1

PCVCR Fs-Bit Error Report Enable.

0 = do not report bit errors in Fs-bit position; only Ft bit position

1 = report bit errors in Fs-bit position as well as Ft bit position

MOSCRF

RCR2.0

Multiframe Out of Sync Count Register Function Select.

0 = count errors in the framing bit position

1 = count the number of multiframes out of sync

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