HM62G18512BP-5 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM62G18512BP-5

8M Synchronous Fast Static RAM (512k-word × 18-bit)

Hitachi -> Renesas Electronics 

ID register

HM62G18512 Series

Bit No. 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Value × × × × 0 0 1 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1

Vendor

Revision No.

Depth

Width

Use in the future

Vendor ID No.

Fix

TAP Controller State Diagram

1

Test-Logic-

Reset

0

0

Run-Test/ 1

Idle

Select- 1

DR-Scan

0

1

Capture-DR

0

Shift-DR

0

1

Exit1-DR 1

0

Pause-DR 0

1

0

Exit2-DR

1

Update-DR

1

0

Select- 1

IR-Scan

0

1

Capture-IR

0

Shift-IR

0

1

Exit1-IR 1

0

Pause-IR

0

1

0

Exit2-IR

1

Update-IR

1

0

Note: The value adjacent to each state transition in this figure represents the signal present

at TMS at the time of a rising edge at TCK.

No matter what the original state of the controller, it will enter Test-Logic-Reset when

TMS is held high for at least five rising edges of TCK.

21

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