Summary of the scanner commands – Epson GT-6500 EN User Manual
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Summary of the Scanner Commands
Five types of scanner commands are used with EPSON scanners. In
addition, four control codes are used for handshaking. The five
command types are:
Execution:
Requests the scanner to send
back data
Data form definition:
Specifies the format of data to be
sent from the scanner
Image definition:
Sets image modes
Image processing:
Specifies any enhancement
processes to be used
Auxiliary:
Helps control the scanner
Execution commands
These commands obtain data from the scanner.
Request ID
ESC I
Request status
ESC F
Request extended status
ESC f
Request condition
ESC S
Start scanning
ESC G
Data form definition commands
These commands specify the format of image data and data transfer.
Set color
ESC C
Set data format
ESC D
Set resolution
ESC R
Set zoom
ESC H
Set scanning area
ESC A
Set data order
ESC K
3-2
Command Reference