Cognitive Solutions All in One Printer B780 用户手册
Chapter 6: DH emulation
150
A776 (B780) Programming Guide
A776-PG00001 C 12/09
Print Speed
This command is not supported and is ignored if received.
Hexadecimal Decimal ASCII
1B 53
1B 53
27 83
ESC S
Buffered Validate
Opens the platen to allow a form to be inserted. Any data that is received after this command will not be printed until
the form is detected. This command enables the Slip/Validation paper feed and disables the Receipt/Journal paper
feed.
the form is detected. This command enables the Slip/Validation paper feed and disables the Receipt/Journal paper
feed.
Hexadecimal Decimal ASCII
1B 57
1B 57
27 87
ESC W
Buffer Clear
Clears all print characters and control codes from the buffer. All current settings are maintained. This command does
not return the printer to its default condition. The command is processed immediately.
not return the printer to its default condition. The command is processed immediately.
Hexadecimal Decimal ASCII
1B 60
1B 60
27 96
ESC ‘
Repeat Character
Repeats any printable characters or control codes up to 255 times. This command is best used to send several Line
Feed commands (0A), or to print a single character a certain number of times.
Hexadecimal
Decimal
ASCII
Value of c
Value of n
1F c n n n 1F
31 c n n n 31
US c n n n US
Control Code
30-39 Hexadecimal
or Character
48-57 Decimal
0-9 (ASCII)
To send 101 Line Feed commands, send the following string:
1F 0A 31 30 31 1F
where 1F starts the command, 0A indicates the Line Feed command, 31 (Hex) equals ASCII 1, 30 (Hex) equals ASCII
0, 31 (Hex) equals ASCII 1 (thus 101 indicates the number of times to repeat the Line Feed command), 1F stops the
command.
Print Characteristics Commands
These commands affect the appearance of printed information. They control the following:
· Character set selection
· Character formatting
· Print orientation
· Character formatting
· Print orientation
The commands are listed numerically by hexadecimal code.
Double-Wide Font
Starts double-wide printing. The pitch of the double-wide font is half of the currently selected font. If the currently
selected font is 40 characters per line (13.9 pitch), the double-wide characters will print at 20 characters per line (6.9)
lines per inch.
This command may be used with the Double-High command 1B 48.
This command may be used with the Double-High command 1B 48.
Hexadecimal
Decimal ASCII
0E
14
SO
Double-Wide Off
Turns off double-wide printing.
Hexadecimal
Decimal ASCII
0F
15
SI