
XRT84L38
VI
OCTAL T1/E1/J1 FRAMER
REV. 1.0.1
6.1.1 DESCRIPTION OF THE TRANSMIT PAYLOAD DATA INPUT INTERFACE BLOCK.............................................. 247
T
RANSMIT
I
NTERFACE
C
ONTROL
R
EGISTER
(TICR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
20H)........................ 247
6.1.2 BRIEF DISCUSSION OF THE TRANSMIT PAYLOAD DATA INPUT INTERFACE BLOCK OPERATING AT XRT84V24
COMPATIBLE 2.048MBIT/S MODE............................................................................................................................ 248
C
LOCK
S
ELECT
R
EGISTER
(CSR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
00H)................................................. 248
T
RANSMIT
I
NTERFACE
C
ONTROL
R
EGISTER
(TICR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
20H)........................ 249
6.1.2.1 C
ONNECT
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
BLOCK
TO
THE
L
OCAL
T
ERMINAL
E
QUIPMENT
IF
T
RANSMIT
T
IMING
S
OURCE
= T
X
S
ER
C
LK
_
N
............................................................................................................................ 250
F
IGURE
63. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
WITH
T
X
S
ER
C
LK
_
N
AS
T
RANSMIT
T
IMING
S
OURCE
............. 251
F
IGURE
64. W
AVEFORMS
OF
THE
SIGNALS
THAT
CONNECT
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
B
LOCK
TO
THE
LOCAL
T
ERMINAL
E
QUIPMENT
WITH
THE
T
RANSMIT
S
ERIAL
CLOCK
BEING
THE
TIMING
SOURCE
OF
THE
T
RANSMIT
S
ECTION
........................ 252
6.1.2.2 C
ONNECT
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
BLOCK
TO
THE
L
OCAL
T
ERMINAL
E
QUIPMENT
IF
THE
T
RANSMIT
T
IMING
S
OURCE
= OSCCLK .................................................................................................................................. 252
C
LOCK
S
ELECT
R
EGISTER
(CSR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
00H)................................................. 253
F
IGURE
65. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
WITH
OSCCLK
DRIVEN
DIVIDED
CLOCK
AS
TRANSMIT
TIMING
SOURCE
254
F
IGURE
66. W
AVERFORMS
OF
THE
SIGNALS
CONNECTING
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
BLOCK
TO
THE
LOCAL
T
ERMINAL
E
QUIPMENT
WITH
THE
OSCCLK
DRIVEN
DIVIDED
CLOCK
AS
THE
TIMING
SOURCE
OF
THE
T
RANSMIT
S
ECTION
................. 255
6.1.2.3 C
ONNECT
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
BLOCK
TO
THE
L
OCAL
T
ERMINAL
E
QUIPMENT
FOR
L
OOP
-
TIM
-
ING
APPLICATIONS
.................................................................................................................................................. 255
C
LOCK
S
ELECT
R
EGISTER
(CSR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
00H)................................................. 256
F
IGURE
67. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
WITH
RECOVERED
RECEIVE
LINE
CLOCK
AS
TRANSMIT
TIMING
SOURCE
257
F
IGURE
68. W
AVERFORMS
OF
THE
SIGNALS
CONNECTING
THE
T
RANSMIT
P
AYLOAD
D
ATA
INPUT
INTERFACE
BLOCK
TO
THE
LOCAL
T
ERMINAL
E
QUIPMENT
WITH
THE
R
ECOVERED
R
ECEIVE
L
INE
C
LOCK
BEING
THE
TIMING
SOURCE
OF
TRANSMIT
SECTION
................. 258
6.1.3 BRIEF DISCUSSION OF THE TRANSMIT HIGH-SPEED BACK-PLANE INTERFACE ........................................... 258
T
RANSMIT
I
NTERFACE
C
ONTROL
R
EGISTER
(TICR) (I
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
20H)....................... 258
T
RANSMIT
M
ULTIPLEX
E
NABLE
B
IT
= 0....................................................................................................... 259
T
RANSMIT
M
ULTIPLEX
E
NABLE
B
IT
= 1....................................................................................................... 260
T
RANSMIT
I
NTERFACE
C
ONTROL
R
EGISTER
(TICR) (
NDIRECT
A
DDRESS
= 0
XN
0H, 0
X
20H) ......................... 260
6.1.3.1 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- MVIP 2.048 MH
Z
........................................................................................... 260
F
IGURE
69. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
USING
MVIP 2.048M
BIT
/
S
DATA
BUS
.................................. 261
F
IGURE
70. T
IMING
DIAGRAM
OF
INPUT
SIGNALS
TO
THE
FRAMER
WHEN
RUNNING
AT
MVIP 2.048M
BIT
/
S
........................................ 262
6.1.3.2 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- 4.096 MH
Z
..................................................................................................... 262
F
IGURE
71. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
USING
4.096M
BIT
/
S
DATA
BUS
........................................... 263
F
IGURE
72. T
IMING
DIAGRAM
OF
INPUT
SIGNALS
TO
THE
FRAMER
WHEN
RUNNING
AT
4.096M
BIT
/
S
MODE
........................................ 263
6.1.3.3 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- 8.192 MH
Z
..................................................................................................... 263
F
IGURE
73. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
USING
8.192M
BIT
/
S
DATA
BUS
........................................... 264
F
IGURE
74. T
IMING
DIAGRAM
OF
INPUT
SIGNALS
TO
THE
FRAMER
WHEN
RUNNING
AT
8.192M
BIT
/
S
MODE
........................................ 265
6.1.3.4 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- B
IT
-M
ULTIPLEXED
16.384M
BIT
/
S
..................................................................... 265
F
IRST
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 266
S
ECOND
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
...................................................................................... 266
F
IFTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 266
S
IXTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 266
S
EVENTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
..................................................................................... 266
E
IGHTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
....................................................................................... 267
F
IGURE
75. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
USING
16.384M
BIT
/
S
DATA
BUS
......................................... 268
F
IGURE
76.
IMING
SIGNAL
WHEN
THE
FRAMER
IS
RUNNING
AT
B
IT
-M
ULTIPLEXED
16.384M
BIT
/
S
MODE
............................................ 268
6.1.3.5 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- HMVIP 16.384M
BIT
/
S
..................................................................................... 268
F
IRST
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 269
T
HIRD
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 269
F
IFTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 269
S
EVENTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
..................................................................................... 269
S
ECOND
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
...................................................................................... 270
F
OURTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
...................................................................................... 270
S
IXTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 270
E
IGHTH
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
....................................................................................... 270
F
IGURE
77. I
NTERFACING
XRT84L38
TO
LOCAL
TERMINAL
EQUIPMENT
USING
16.384M
BIT
/
S
DATA
BUS
......................................... 271
F
IGURE
78. T
IMING
S
IGNAL
WHEN
THE
FRAMER
IS
RUNNING
AT
HMVIP 16.384M
BIT
/
S
MODE
......................................................... 271
6.1.3.6 E1 T
RANSMIT
I
NPUT
I
NTERFACE
- H.100 16.384M
BIT
/
S
...................................................................................... 271
F
IRST
O
CTET
OF
16.384M
BIT
/
S
D
ATA
S
TREAM
.......................................................................................... 272