EM83053DH 查看數據表（PDF） - ELAN Microelectronics

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EM83053DH

PC Microcontroller

ELAN Microelectronics 

Select Alternate Scan Codes ( Hex F0 )

- Responds ACK.

- Clears output buffer.

- Sets the default typematic rate/delay.

- Clears last typematic key.

- Receives option byte.

- Responds ACK.

- Option byte =

01 : selects scan code set 1

02 : selects scan code set 2

03 : selects scan code set 3

- Returns to previous scanning rate.

EM83053DH

PC Micro-controller

Read ID (F2)

- Responds with ACK.

- Discontinues scanning.

- Sends two ID bytes. The second byte will be sent within 500 uS after first byte.

- Resumes scanning.

Set Typematic Rate/Delay ( Hex F3 )

- Responds ACK.

- Receives rate/delay value byte

- Responds ACK.

- Set rate/delay (* Note 1)

- Returns to previous scanning state.

* Note 1

1. Repeat period = ( 8+A ) x ( 2^B) x 0.00417 seconds

A : binary value of bits 2, 1, and 0.

B : binary value of bits 4 and 3.

Product Specification (V1.0) 03.28.2003

•5

(This specification is subject to change without further notice)

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