Set Graphic Error Action (Sgea) - Xerox 4215 Reference Manual

Set Graphic Error Action (SGEA)

XEROX MRP FAMILY COAX COMMAND REFERENCE
2BC803grop
Defines the action to be taken when a character in the data
stream is not in the currently selected character set and cannot
be printed (an unprintable graphic character).
2B
C8
03
gr
op
Remember This command, although not currently supported by the
•
4220/MRP or 4230/MRP, is supported only by the 4245 coax
emulation.
If the SGEA function is not used, then unprintable graphic
•
characters are replaced with a hyphen (X'60') or, for the 4245
emulation, a space (X'40'). An invalid SGEA setting does not
change the current setting.
DSC AND SCS DATA STREAM COMMANDS
Control sequence prefix of a Set Graphic Error
Action command
Command class for a Set Graphic Error Action
command
Number of bytes in the command string
including the byte count
One-byte number specifying the graphic to be
substituted.
If the code is not printable, it is substituted by a
space (40) and no error is reported.
A one-byte number specifying the unprintable
character error option. This can only be X'01'
meaning no stop, no status.
Any other value causes an invalid parameter
error.
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