Epson GT-6500 EN - Manual (Page 138)

ESC Q Set sharpness
Format: B4 B5 A5
Command:ASCII: ESC Q
Decimal: 27 81
Hexadecimal: 1B 51
Parameter: i
Handshaking:
1 ESC Q command
2 ACK code
3 Parameter (i)
4 ACK code
Parameter range:
i = FE
H
: More defocused
i = FF
H
: Defocused
i = 00
H
: Normal
i = 01
H
: Sharp
i = 01
H
: Sharper
Default value: i = 00
H
Explanation:
This command selects from the five sharpness levels indicated above.
3-44 Command Reference