Справочник Пользователя для IBM TI5
Bit
Description
1
Cash receipt right home position. Set to 1 when the printhead is in the
customer receipt right home position.
customer receipt right home position.
2
Left home position. Set to 1 when the printhead is in the left home position.
3
Document right home position. Set to 1 when the printhead is in the document
right home position.
right home position.
4
Reserved. Always 0.
5
Ribbon cover open. Set to 1 when the ribbon cover is open.
6
Cash receipt print error. Paper cover is open, the customer receipt station is out
of paper, or the cutter is jammed in the closed position.
of paper, or the cutter is jammed in the closed position.
7 (MSB)
Command reject.
Status Byte 2
Bit
Description
0 (LSB)
Document ready. Set to 0 when the document insert station is ready for
printing. This occurs when both document sensors detect the document and the
document has been fed to the first print position.
printing. This occurs when both document sensors detect the document and the
document has been fed to the first print position.
1
Document present under the front sensor. Set to 0 when a document is under
the front document sensor.
the front document sensor.
2
Document present under the top sensor. Set to 0 when a document is under
the top document sensor.
the top document sensor.
3
Reserved. Always equals 1.
4
Print buffer held. Set to 1 when the print buffer is being held. Cleared when
buffer released.
buffer released.
5
Open throat position. Set to 1 when the printhead is in the open throat position.
6
Buffer empty. Set to 1 when no print data and no commands are in the buffer.
7 (MSB)
Buffer Full. Set when only 1K bytes are available in the buffer.
Status Byte 3
Bit
Description
0 (LSB)
Memory sector is full.
1
Home error.
2
Document error. The document was not inserted after the document station
was selected, and the wait subsequently timed out.
was selected, and the wait subsequently timed out.
3
Flash EPROM load error or MCT load error.
4
Reserved. Always equals 0.
5
User flash storage sector is full.
6
Firmware error. CRC on the firmware failed. The printer is running out of the
boot sector. Only system commands and firmware commands are accepted.
boot sector. Only system commands and firmware commands are accepted.
7 (MSB)
Command complete (“Erase Flash EPROM Sector” on page 121, and whenever
a physical line is printed). Set to 1 when the command is complete or a
physical line is printed.
a physical line is printed). Set to 1 when the command is complete or a
physical line is printed.
updated March 18, 2002
Appendix C. RS-232 Programming Information
161