User's Manual

Developer’s Manual March, 2003 xi
Intel
®
80200 Processor based on Intel
®
XScale
™
Microarchitecture
C.2.2 TAP Pins.......................................................................................................................... 3
C.2.3 Instruction Register (IR)................................................................................................... 4
C.2.3.1.Boundary-Scan Instruction Set ........................................................................... 4
C.2.4 TAP Test Data Registers .................................................................................................6
C.2.4.1.Device Identification Register .............................................................................6
C.2.4.2.Bypass Register.................................................................................................. 6
C.2.4.3.Boundary-Scan Register..................................................................................... 6
C.2.5 TAP Controller ................................................................................................................. 7
C.2.5.1.Test Logic Reset State .......................................................................................8
C.2.5.2.Run-Test/Idle State.............................................................................................8
C.2.5.3.Select-DR-Scan State......................................................................................... 8
C.2.5.4.Capture-DR State ...............................................................................................8
C.2.5.5. Shift-DR State..................................................................................................... 9
C.2.5.6.Exit1-DR State .................................................................................................... 9
C.2.5.7. Pause-DR State.................................................................................................. 9
C.2.5.8.Exit2-DR State .................................................................................................... 9
C.2.5.9. Update-DR State ..............................................................................................10
C.2.5.10.Select-IR Scan State.......................................................................................10
C.2.5.11.Capture-IR State .............................................................................................10
C.2.5.12.Shift-IR State...................................................................................................10
C.2.5.13.Exit1-IR State .................................................................................................. 11
C.2.5.14.Pause-IR State................................................................................................11
C.2.5.15.Exit2-IR State .................................................................................................. 11
C.2.5.16.Update-IR State ..............................................................................................11
C.2.5.17.Boundary-Scan Example ................................................................................12