TransAct Ithaca 8000, Руководство программиста

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Programming Codes Ithaca
®
8000 Programmer’s Guide
Page 174 Rev D 100-06908
[ENQ] <21> Inquire printer ID
ASCII [ENQ] <21>
Hexadecimal 05H 15H
Decimal <5> <21>
Function The [ENQ] <21> command returns the printer IEEE 1284 ID string.
Response [ACK] <21> <n> {ID string}
Where <21> is the echo of the command ID and <n> is the number of return bytes in
the ID string {ID string} is the IEEE ID return string, which follows:
MFG:Ithaca-Periph.;
CMD:PJ280CL,IPCL;
CLS:PRINTER;
MDL:280 PcOS;
DES:Ithaca-Peripherals 280;
REV:PE2800-01.16
OPTS:$20xy
Where x is a bit field defined as follows:
bit 0 = 1 Red pen support
bit 1 = 1 Green pen support
bit 2 = 1 Blue pen support
bit 3 = Always 0
bit 4 = Always 1
bit 5 = Always 1
bit 6 = Always 0
bit 7 = Always 0
The y is a bit field defined as follows:
bit 0 = 0
bit 1 = Knife is installed.
bit 2 = 0
bit 3 = Always 0
bit 4 = Always 1
bit 5 = Always 1
bit 6 = Always 0
bit 7 = Always 0