Reference Guide

ZCOM Tables and Data Structures
Logical Terminal Tables
Chapter 3 63
This is followed by LTUSER - the user maintainable area - which
consists of the fields shown in Table 3-10.
LTZMXP ZCOM address of multiplexing program struct 6
LTZPRCVR ZCOM addr. of indirect primary receiver struct 6
SPARE1 Reserved, not used int 4
LTZSHRCVRS Pointer to list of indirect shared receivers pointer 8
LTHLDQ Sub-packet holding queue (0) struct 56
LTHDQN Data holding queues (1~4) struct [4] 4*56
Table 3-9 Logical Terminal Table (Reserved Area) (Continued)
Field Name Field Description
Field
Type
Size
(Bytes)
Table 3-10 Logical Terminal Table (User Maintainable Area)
Field Name Field Description Field Type
Size
(Bytes)
LTADDR Logical terminal address uns.short[10] 10
LTSTAT Logical status uns.short 2
LTCWCT Control write counter uns.int 4
LTTXCT Transmit counter uns.int 4
LTRXCT Receive counter uns.int 4
LTERCT Error counter uns.int 4
LTAPNO System application number uns.short 2
LTINST Terminal institution number uns.short 2
LTBRCH Terminal branch number uns.short 2
LTWORK Terminal workstation number uns.short 2
LTAREA Terminal area number uns.short 2
LTNAME Terminal name (30 bytes) char [30] 30