
DS26519 16-Port T1/E1/J1 Transceiver
4 of 310
13.3
14.
JTAG BOUNDARY SCAN AND TEST ACCESS PORT................................................302
14.1
TAP C
ONTROLLER
S
TATE
M
ACHINE
.........................................................................................303
14.1.1
Test-Logic-Reset................................................................................................................................ 303
14.1.2
Run-Test-Idle ..................................................................................................................................... 303
14.1.3
Select-DR-Scan ................................................................................................................................. 303
14.1.4
Capture-DR........................................................................................................................................ 303
14.1.5
Shift-DR.............................................................................................................................................. 303
14.1.6
Exit1-DR............................................................................................................................................. 303
14.1.7
Pause-DR........................................................................................................................................... 303
14.1.8
Exit2-DR............................................................................................................................................. 303
14.1.9
Update-DR......................................................................................................................................... 303
14.1.10
Select-IR-Scan ............................................................................................................................... 303
14.1.11
Capture-IR...................................................................................................................................... 304
14.1.12
Shift-IR............................................................................................................................................ 304
14.1.13
Exit1-IR........................................................................................................................................... 304
14.1.14
Pause-IR......................................................................................................................................... 304
14.1.15
Exit2-IR........................................................................................................................................... 304
14.1.16
Update-IR....................................................................................................................................... 304
14.2
I
NSTRUCTION
R
EGISTER
...........................................................................................................306
14.2.1
SAMPLE:PRELOAD .......................................................................................................................... 306
14.2.2
BYPASS............................................................................................................................................. 306
14.2.3
EXTEST ............................................................................................................................................. 306
14.2.4
CLAMP............................................................................................................................................... 306
14.2.5
HIGHZ................................................................................................................................................ 306
14.2.6
IDCODE ............................................................................................................................................. 306
14.3
JTAG ID C
ODES
......................................................................................................................307
14.4
T
EST
R
EGISTERS
.....................................................................................................................307
14.4.1
Boundary Scan Register.................................................................................................................... 307
14.4.2
Bypass Register................................................................................................................................. 307
14.4.3
Identification Register......................................................................................................................... 307
15.
PIN CONFIGURATION...................................................................................................308
15.1
P
IN
C
ONFIGURATION
—484-B
ALL
HSBGA................................................................................308
16.
PACKAGE INFORMATION............................................................................................309
16.1
484-B
ALL
HSBGA (56-G6038-002).........................................................................................309
17.
DOCUMENT REVISION HISTORY ................................................................................310
S
YSTEM
C
LOCK
AC C
HARACTERISTICS
....................................................................................301