sta002 STMicroelectronics, sta002 Datasheet - Page 38

• Manufacturer Part Number: sta002
• Description: Starmano Channel Decoder
• Manufacturer: STMicroelectronics

STA002
SCH & SCCF INTERRUPT
Tm = SCCF/ SCH not available setup ~ 32 ms
Tsch = SCH interrupt time ~ 1 3.5 ms
Tsccf = SCCF interrupt time ~
8.5 LOSS OF SYNC TABLE
* Meaningful only if all the sync levels (MFP, PRC, BC) are locked otherwise not significant
38/43
TDM Out of Frame unlocked unlocked unlocked
PRC Out of Frame
TDM OOF
BC Out of Frame
SP
DETECTION
SP
DETECTION
SCCF interrupt
SCCF available
SCH available
SCH interrupt
20 bit
Tx
b2
0
1
0
0
CONTROL REGISTER
SP
Service Component multiplex
DATA FIELD
7136
SCH
432
PRC OOF
DATA MULTIPLEX
PRE SYNC
BRI
b4
Tm
X
0
1
0
locked
locked
SP
MPF
128 + Nsc 32ms
BC FRAME 432 ms
SCH
BC OOF
SP BRI EC ACI1 ACI2
DATA MULTIPLEX
b5
X
X
0
1
unlocked unlocked
locked
PRC
Service Control Data
SP
SCH
MFP
Nsc ADF1
lock
unlocked
b4
DATA MULTIPLEX
1
0
1
1
BC
TDM SYNCHRONISATION STATE MACHINE
TDM SYNCHRONISATION STATE MACHINE
SF SOLF
SCH
Tsccf
Tsch
SP
ADF2
SCH
TSCC available
PRC
lock
b3
1
0
0
1
not available
SCCF-1
DATA MULTIPLEX
available
available
BRI = Bit Rate Index ( from 1 to 8)
Nsc = number of Service Component ( from1 to
8)
Service Component
Control Field
STATUS REGISTER
SP
lock
BC
b1
SCH
1
0
0
0
SYNC
SYNC
( CASE 1)
SCCF-8
DATA MULTIPLEX
(CASE 2)
SCH available
Dynamic Labels
available
TSCC
b0
SP
1
0
1
1
*
*
*
SCH
DATA MULTIPLEX
available
Service Component multiplex
reset by SW
SCH
b2
1
*
*
*
SP
SCCF available
SCH
DATA FIELD
*
*
*
available
SCCF
b5
1
*
*
*