Cypress Semiconductor CY7C1473BV33 User Manual download pdf (Page 14)

CY7C1471BV33

CY7C1473BV33

Document Number: 001-15029 Rev. *G Page 14 of 31

TAP Controller State Diagram

TEST-LOGIC

RESET

RUN-TEST/

IDLE

SELECT

DR-SCAN

SELECT

IR-SCAN

CAPTURE-DR

SHIFT-DR

CAPTURE-IR

SHIFT-IR

EXIT1-DR

PAUSE-DR

EXIT1-IR

PAUSE-IR

EXIT2-DR

UPDATE-DR

EXIT2-IR

UPDATE-IR

1

1

1

0

1 1

0 0

1 1

1

0

0

0

0 0

0

0

0 0

1

0

1

1

0

1

0

1

1

1

1 0

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