tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 579

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

JTAG Interface
23.3.7
1
0
Fig. 23-7 shows the state transitions of the TAP controller. The state of the TAP controller changes
depending on which value TMS will select on the rising edge of TCK, 0 or 1. In this figure, the arrow
shows a state transition and the value that TMS selects to execute each state transition is shown
alongside of the arrow.
State Transitions of the TAP Controller
Test-Logic-Reset
Run-Test/Idle
Fig. 23-7 State Transition Diagram of the TAP Controller
0
1
1
TMP19A44(rev1.3) 23-7
0
Select-DR-Scan
Capture-DR
1
Update-DR
Pause-DR
Exit 1-DR
Exit 2-DR
Shift-DR
0
0
1
0
1
1
0
1
1
0
0
1
0
Select-IR-Scan
1
Capture-IR
Update-IR
Pause-IR
Exit 1-IR
Exit 2-IR
Shift-IR
0
0
1
0
1
1
0
TMP19A44
1
1
0
0
2010-04-01