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Chapter 5: Programming commands38
A776 (B780) Programming Guide A776-PG00001 C 12/09
Select peripheral device (for multi-drop)
ASCII ESC = n
Hexadecimal 1B 3D n
Decimal 27 61 n
Value of n: bits 0 and 1 only:
0 = printer only
1 = printer only
2 = peripheral device only
3 = printer and peripheral device both
Default: printer only
Selects the device to which the host computer sends data.
Related Information
When the printer is disabled by this command, it ignores transmitted data until re-enabled by same command.
Initialize printer
ASCII ESC @
Hexadecimal 1B 40
Decimal 27 64
Default: Character pitch: 15.6 CPI
Column width: 44 characters
Extra dot rows: 3
Character set: Code Page 437
Printing position: Column One
Clears the print line buer and resets the printer to the default settings for the start-up conguration (refer to Default
settings above).
Single-wide, single-high, non-rotated, and left-aligned characters are set, and user-dened characters or logo graphics
are cleared. (Flash memory is not aected.) Tabs reset to default. Receipt selection state is selected.
A776: Slip set to 42 column pitch
B780: Slip set to compressed pitch
Set slip paper eject length
ASCII ESC C n
Hexadecimal 1B 43 n
Decimal 27 67 n
Value of n: 0 to 255
Exception
This command is ignored.
Set unidirectional print on impact station
ASCII ESC U n
Hexadecimal 1B 55 n
Decimal 27 85 n
Value of n: Only the lowest bit of n is used
0 Unidirectional printing is turned o
1 Unidirectional printing is turned on
Default of n: 0 For text printing
1 For Page Mode printing