Epson GT-6500 EN - Manual (Page 154)

ESC g Set scanning mode
Format: B4 B5 A5
Command: ASCII: ESC g
Decimal: 27 103
Hexadecimal: 1B 67
Parameter: i
Handshaking:
1 ESC g command
2 ACK code
3 Parameter i
4 ACK code
Parameter range:
i = 00
H
: Normal mode
i = 01
H
: High speed mode
Default value: 00
H
Explanation:
This command selects scanning in the high-speed mode or the normal
mode. When the high-speed mode is selected, the carriage moves at
about twice the speed of the normal mode.
3-60 Command Reference