
DS26522 Dual T1/E1/J1 Transceiver
4 of 258
13.
JTAG BOUNDARY SCAN AND TEST ACCESS PORT ..............................................250
TAP C
ONTROLLER
S
TATE
M
ACHINE
.........................................................................................251
13.1.1
Test-Logic-Reset................................................................................................................................ 251
13.1.2
Run-Test-Idle ..................................................................................................................................... 251
13.1.3
Select-DR-Scan ................................................................................................................................. 251
13.1.4
Capture-DR........................................................................................................................................ 251
13.1.5
Shift-DR.............................................................................................................................................. 251
13.1.6
Exit1-DR............................................................................................................................................. 251
13.1.7
Pause-DR........................................................................................................................................... 251
13.1.8
Exit2-DR............................................................................................................................................. 251
13.1.9
Update-DR......................................................................................................................................... 251
13.1.10
Select-IR-Scan ............................................................................................................................... 251
13.1.11
Capture-IR...................................................................................................................................... 252
13.1.12
Shift-IR............................................................................................................................................ 252
13.1.13
Exit1-IR........................................................................................................................................... 252
13.1.14
Pause-IR......................................................................................................................................... 252
13.1.15
Exit2-IR........................................................................................................................................... 252
13.1.16
Update-IR....................................................................................................................................... 252
13.2
I
NSTRUCTION
R
EGISTER
...........................................................................................................254
13.2.1
SAMPLE:PRELOAD .......................................................................................................................... 254
13.2.2
BYPASS............................................................................................................................................. 254
13.2.3
EXTEST ............................................................................................................................................. 254
13.2.4
CLAMP............................................................................................................................................... 254
13.2.5
HIGHZ................................................................................................................................................ 254
13.2.6
IDCODE ............................................................................................................................................. 254
13.3
JTAG ID C
ODES
......................................................................................................................255
13.4
T
EST
R
EGISTERS
.....................................................................................................................255
13.4.1
Boundary Scan Register.................................................................................................................... 255
13.4.2
Bypass Register................................................................................................................................. 255
13.4.3
Identification Register......................................................................................................................... 255
14.
PIN CONFIGURATION.................................................................................................256
13.1
15.
PACKAGE INFORMATION..........................................................................................257
144-B
ALL
CSBGA (56-G6016-001).........................................................................................257
DOCUMENT REVISION HISTORY...............................................................................258
15.1
16.