Scanner Interface

-Implemented vendor-specific command: Bytes 2A to 31

A vendor-specific command consists of four field, each consisting of two byte. The bit location of each field indicates the lower four bits of a command code supported by the scanner.

Bytes

 

 

 

Field description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2A, 2B

Vendor specific command field – CXh

 

 

 

 

 

2C, 2D

Vendor specific command field – DXh

 

 

 

 

 

2E, 2F

Vendor specific command field – EXh

 

 

 

 

 

30, 31

 

Vendor specific command field – FXh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 fields

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit Byte

 

7

6

 

5

4

 

 

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

bit 15

bit 14

 

bit 13

bit 12

 

bit 11

bit 10

bit 9

bit 8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

bit 7

bit 6

 

bit 5

bit 4

 

bit 3

bit 2

bit 1

bit 0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2-byte configuration

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Field & bit

 

 

Command

 

Code

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CXh 0

 

Set subwindow

 

C0h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DXh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EXh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FXh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The scanner returns CXh = X'0001', DXh = X'0000', EXh = X'0000', and FXh = X'0000'.

Appendix A-36