DS26514 4-Port T1/E1/J1 Transceiver
19-5856; Rev 4; 5/11 300 of 305
Figure 14-2. TAP Controller State Diagram
1
0
0
1
1 1
1
1
1
11
1 1
11
0 0
0
0
0
1
0
0
00
1
1
00
0
0
Select
DR-Scan
Capture DR
Shift DR
Exit DR
Pause DR
Exit2 DR
Update DR
Select
IR-Scan
Capture IR
Shift IR
Exit IR
Pause IR
Exit2 IR
Update IR
Test Logic
Reset
Run Test/
Idle
0
