Cypress CY7C1511V18, CY7C1513V18, CY7C1515V18, CY7C1526V18 CY7C1511V18, CY7C1526V18 CY7C1513V18, CY7C1515V18

CY7C1511V18, CY7C1526V18
CY7C1513V18, CY7C1515V18
Document Number: 38-05363 Rev. *F Page 15 of 32
TAP Controller State Diagram
The state diagram for the TAP controller follows. [11]
TEST-LOGIC
RESET
TEST-LOGIC/
IDLE
SELECT
DR-SCAN
CAPTURE-DR
SHIFT-DR
EXIT1-DR
PAUSE-DR
EXIT2-DR
UPDATE-DR
1
0
1
1
0
1
0
1
0
0
0
1
1
1
0
10 10
0
0
1
0
1
1
0
1
0
0
1
1
0
SELECT
IR-SCAN
CAPTURE-IR
SHIFT-IR
EXIT1-IR
PAUSE -IR
EXIT2-IR
UPDATE-IR
Note
11.The 0/1 next to each state represents the value at TMS at the rising edge of TCK.
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