Printronix T4204 Printer User Manual


 
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Chapter 3 IGP/VGL Emulation
Ignore Chars
Disable. Character filtering is not enabled.
•Char 1. Character 1 will be filtered. Select the option “Ignore Ch#1” to
specify character 1.
•Char 2. Character 2 will be filtered. Select the option “Ignore Ch#2” to
specify character 2.
•Char 1&2. Characters 1 & 2 will be filtered. Select the options “Ignore
ch#1” and “Ignore Ch#2” to specify values for these characters.
Ignore Ch#1
Specifies character 1 for the character filtering option. Valid decimal values
are from 0 through 255.
Ignore Ch#2
Specifies character 2 for the character filtering option. Valid decimal values
are from 0 through 255.
Data Bit 8
•Enable. The PI line is not passed directly from host to printer; all 8 bits
are used for data bits, and characters in the hex 80-FF range can be
accessed.
Disable. When the host PI line is enabled, data bit 8 internally indicates
PI line status. To use the PI line, disable data bit 8, and enable the Host PI
configuration option (under the PI Control option, below).
NOTE: Data bit 8 is interpreted as either data bit 8 or PI signal, but never
both. When enabled as data bit 8, data bit 8 has priority over the PI
signal, and all data above hex 7F is used to access character data
and not to interpret PI line data.
Conversely, when data bit 8 is disabled and the PI signal is used, data bit 8 of
the data is reserved for use as the PI function, and you cannot access
characters in the hex 80-FF range. Therefore, to access characters in the hex
80-FF range, data bit 8 must be enabled.