Epson GT-6500 EN - Manual (Page 100)

Execution Commands
ESC I Request identity
Format: B1 B2 B3 B4 B5 A5
Command:ASCII: ESC I
Decimal: 27 73
Hexadecimal: 1B 49
Parameter: (none)
Handshaking:
1 ESC I command
2 data block
Explanation:
This command requests the scanner to send back a data block that
identifies the properties of the scanner. When this command is
received, the scanner sends the following information.
❏ The scanner’s functional level identification
❏ The resolution settings available
❏ The maximum scannable area at the maximum resolution and
100% zoom (main scan by sub scan in dots)
3-6 Command Reference