Marathon Computer UNIPRO V3.5 - Manual (Page 181)

MMI Product Documentation
Unipro 3.5 Process Control 1 Aug. 1997
DACV2 (74H) -DAC2 Data
ALRMQ (75H) -Programmer Alarm
HPOUT (76H) -Temperature Percent Output
PROGRAM RUN BUFFER (30H-45H)
PRUNPRG Program Number
and Step, Remaining Time, First
Through Last Steps of Program
Along With Opcodes, and
Checksum and
PROGRAM EDIT BUFFER (46H-5BH)
PEDPRG Program Number
and Step, First Through Last
Steps of Program Along With
Opcodes, and Checksum and
Allow Byte
**Location 91 is not used
SERIAL I/O PROGRAM BUFFER (5CH-71H)
PSIOPRG (50)
Program Number
and Step, First Through
Last Steps of Program
Along With Opcodes, and
Checksum and Allow Byte
* Refer to Appendix A for further information on
Hexadecimal Code.
** An Alarm Queue is included in the host
communications capabilities of the instruments. The Alarm
Queue is simply a block of storage locations for the
programmer alarms that occur within the instrument and
works similar to the idea of FIFOs (first in, first out). The
queue was added because various programmer alarms can
occur and be acknowledged and/or corrected before the Host