XRT84L38IB Exar Corporation, XRT84L38IB Datasheet - Page 16

• Manufacturer Part Number: XRT84L38IB
• Description: Network Controller & Processor ICs 8 Ch T1/E1 Framer
• Manufacturer: Exar Corporation

Specifications of XRT84L38IB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

XRT84L38
OCTAL T1/E1/J1 FRAMER
13.0 DS1 HDLC CONTROLLER BLOCK .................................................................................................. 390
R
R
F
B
F
S
R
R
R
R
R
R
A
A
B
A
A
A
B
A
A
A
B
A
A
B
A
A
B
A
A
B
A
T
D
D
T
RAMER
RAMER
RANSMIT
RANSMIT
LOCK
IGNALING
LARM
LARM AND
LOCK
LARM AND
LARM AND
LARM AND
LOCK
LARM AND
LARM AND
LARM AND
LOCK
LARM AND
LARM AND
LOCK
LARM AND
LARM AND
LOCK
LARM AND
LARM AND
LOCK
LARM AND
ECEIVE
12.4 HOW TO CONFIGURE THE XRT84L38 FRAMER TO EXTRACT ROBBED-BIT SIGNALING INFORMATION
ECEIVE
ECEIVE
ECEIVE
ECEIVE
ECEIVE
ECEIVE
ECEIVE
12.5 HOW TO CONFIGURE THE FRAMER TO DETECT ALARMS AND ERROR CONDITIONS...................... 381
13.1 DS1 TRANSMIT HDLC CONTROLLER BLOCK .......................................................................................... 390
ATA
ATA
F
F
IGURE
IGURE
12.4.1 CONFIGURE THE FRAMER TO RECEIVE AND EXTRACT ROBBED-BIT SIGNALING....................................... 376
12.5.1 HOW TO CONFIGURE THE FRAMER TO DETECT AIS ALARM........................................................................... 381
12.5.2 HOW TO CONFIGURE THE FRAMER TO DETECT RED ALARM ......................................................................... 384
12.5.3 HOW TO CONFIGURE THE FRAMER TO DETECT YELLOW ALARM ................................................................. 386
12.5.4 HOW TO CONFIGURE THE FRAMER TO DETECT CAS MULTI-FRAME YELLOW ALARM............................... 387
12.5.5 HOW TO CONFIGURE THE FRAMER TO DETECT BIPOLAR VIOLATION .......................................................... 388
12.5.6 HOW TO CONFIGURE THE FRAMER TO DETECT LOSS OF SIGNAL ................................................................ 389
13.1.1 DESCRIPTION OF THE DS1 TRANSMIT HDLC CONTROLLER BLOCK .............................................................. 390
L
L
13.1.2 HOW TO CONFIGURE XRT84L38 TO TRANSMIT DATA LINK INFORMATION THROUGH D OR E CHANNELS 392
376
I
I
I
I
I
I
I
INK
INK
G
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
I
I
U
S
S
I
S
S
S
S
ENERATION
NTERRUPT
NTERRUPT
NTERFACE
125. T
126. T
12.4.1.1 S
12.4.1.2 O
12.4.1.3 O
12.4.1.4 S
12.4.1.5 S
D
C
IGNALING
IGNALING
IGNALING
IGNALING
UBSTITUTION
IGNALING
SER
C
C
C
E
E
E
E
E
E
E
E
E
E
E
E
E
E
ATA
HANNEL
ONTROL
ONTROL
HANGE
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
RROR
IMING DIAGRAM OF
IMING DIAGRAM OF THE
IDLE C
L
INK
TORE
END
IGNALING
E
E
E
E
E
E
E
UTPUTTING
UTPUTTING
I
S
S
I
S
S
I
S
I
S
I
S
I
S
R
C
E
NABLE
S
R
C
C
C
NTERRUPT
NABLE
NTERRUPT
NABLE
NTERRUPT
NABLE
NTERRUPT
NABLE
NTERRUPT
NABLE
NTERRUPT
NABLE
C
C
R
TATUS
TATUS
TATUS
TATUS
TATUS
TATUS
TATUS
TATUS
R
R
S
EGISTERS
ONTROL
NABLE
TATUS
EGISTER
ONTROL
ONTROL
ONTROL
ONTROL
ONTROL
S
EGISTER
EGISTER
EGISTER
ODE
ELECT
S
IGNALING
S
IGNALING
IGNALING
D
R
R
R
R
R
R
R
R
ATA
S
S
R
R
R
R
R
R
R
R
R
R
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
IGNALING
IGNALING
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
R
R
EGISTER
EGISTER
R
R
R
R
R
R
A
E
E
E
E
E
E
X
D
S
(AGR) (I
EGISTER
(DLCR) I
(DLCR) (I
(SCR) (I
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
S
B
RRAY
UBSTITUTION
ATA THROUGH
NABLE
NABLE
NABLE
NABLE
NABLE
NABLE
R
IG
ITS INTO
X
R
_
OH_
N
EGISTER
B
B
(BIER) (I
(BIER) (I
(BIER) (I
(BIER) (I
(BIER) (I
(BIER) (I
(BIER) (I
O
(UCR) (I
(RSRA) (I
ITS THROUGH
ITS FROM
(AESR) (I
(AESR) (I
(AESR) (I
(AESR) (I
(AESR) (I
(AESR) (I
(AESR) (I
(AESR) (I
(FIER) (I
(FISR) (I
UTPUT PIN
R
R
R
R
R
R
N
(TSDLSR) (I
RSRA R
NDIRECT
NDIRECT
(RSCR) (I
(RSCR) (I
(RSCR) (I
(RSCR) (I
(TCCR) (I
NDIRECT
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
EGISTER
(RICR) (I
O
NDIRECT
UTPUT PIN
....................................................................................................................... 380
R
(RSSR) (I
X
R
S
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
X
EGISTER
.............................................................................................................. 379
ER
NDIRECT
OH_
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
NDIRECT
R
NDIRECT
NDIRECT
NDIRECT
NDIRECT
A
A
A
_
(AEIER) (I
(AEIER) (I
(AEIER) (I
(AEIER) (I
(AEIER) (I
(AEIER) (I
X
A
........................................................................................................ 379
N
DDRESS
NDIRECT
NDIRECT
NDIRECT
DDRESS
DDRESS
S
NDIRECT
NDIRECT
NDIRECT
N
DDRESS
P
IG
XII
NDIRECT
P
IN
_
A
IN
N
............................................................................................... 380
A
A
A
RRAY
NDIRECT
A
A
A
A
A
A
P
............................................................................................ 379
DDRESS
DDRESS
A
A
A
A
A
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
A
IN
A
A
A
A
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
= 0
DDRESS
DDRESS
DDRESS
DDRESS
= 0
= 0
A
...................................................................................... 378
A
A
..................................................................................... 378
NDIRECT
NDIRECT
= 0
A
A
A
NDIRECT
NDIRECT
NDIRECT
NDIRECT
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
DDRESS
A
XN
XN
XN
XN
DDRESS
A
0H, 0
= 0
= 0
0H, 0
0H, 0
= 0
= 0
= 0
= 0
= 0
= 0
0H, 0
DDRESS
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
XN
XN
XN
XN
XN
A
XN
XN
A
XN
= 0
= 0
= 0
XN
A
A
A
A
= 0
= 0
= 0
XN
XN
XN
XN
XN
X
DDRESS
DDRESS
XN
X
X
XN
XN
XN
XN
AH, 0
AH, 0
DDRESS
DDRESS
DDRESS
DDRESS
X
AH, 0
AH, 0
AH, 0
AH, 0
AH, 0
02H, 0
08H) ......................................... 383
13H)......................................... 392
= 0
0DH - 0
AH, 0
AH, 0
AH, 0
AH, 0
AH, 0
13H) ....................................... 392
XN
XN
XN
AH, 0
4H, 0
XN
XN
XN
AH, 0
AH, 0
AH, 0
AH, 0
= 0
0H, 0
2H, 0
XN
2H, 0
2H, 0
2H, 0
2H, 0
X
X
X
X
X
X
X
XN
0H, 0
01H) ............................... 389
01H) ............................... 390
X
X
00H) .............................. 377
01H) .............................. 383
X
X
01H) .............................. 385
01H) .............................. 386
01H) .............................. 388
X
X
X
X
= 0
= 0
X
X
X
X
05H) ............................. 377
= 0
= 0
= 0
= 0
80H - 0
02H) ............................ 384
02H) ............................ 384
02H) ............................ 389
02H) ............................ 390
04H) ............................ 377
X
00H - 0
02H, 0
02H) ........................... 385
02H) ........................... 386
02H) ........................... 387
02H) ........................... 388
X
X
X
10H) .......................... 378
X
X
X
00H - 0
20H)......................... 379
A0H - 0
XN
XN
A0H - 0
A0H - 0
40H - 0
XN
XN
XN
XN
X
AH, 0
AH, 0
0AH) .................... 391
AH, 0
AH, 0
AH, 0
AH, 0
X
X
X
97H) ............... 376
80H - 0
1FH) .............. 378
X
X
X
X
X
X
X
1FH) ........... 392
BFH) .......... 380
X
X
X
X
5FH).......... 381
03H).......... 386
03H).......... 390
B7H) ......... 376
BFH) ......... 380
03H)......... 383
03H)......... 385
03H)......... 387
03H)......... 389
X
9FH) . 380
REV. 1.0.1