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I:
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I.
"
II
The Function Codes
OTHER FUNCTION CODES
PURPOSE:
FORMAT:
REMARKS:
PURPOSE:
FORMAT:
REMARKS:
PURPOSE:
FORMAT:
REMARKS:
Control the value of the eight bits of data sent
to printer.
ESC
">"
or ESC "=" or ESC
"#"
CHR$(27) CHR$(62) or CHR$(27) CHR$(61) or
CHR$(27) CHR$(35)
These codes are used to control the value of
the eighth bit of the data that is sent to the
printer. After the ESC"
>"
code is received by
the printer, all subsequent data is processed
with the eighth regarded as set to 1. The ESC
"#"
code is used to cancel the ESC"
>"
command. After the ESC" =" code is received,
all subsequent data is processed with the
eighth bit regarded as set to
O.
The ESC
"#"
code is used to cancel the ESC"
="
command.
These codes are provided to allow users with a
7-bit interface to access the special characters
whose ASCII code is greater than 127. These
codes should be used to transmit printer
function codes. ESC"
>"
only functions with
the DIP switch number 2-3 set to "on;' for a
7-bit interface.
Delete the last character sent to the printer.
DEL
CHR$(127)
When the CHR$(127) code is sent to the printer,
it causes the printer to delete the last
character it received, with the exception of
function codes.
Put the printer in "online" mode.
DC1
CHR$(17)
This code cancels the DC3 code and puts the
printer back in the "online" mode.
139
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