ACC Utilities Reference Guide

Chapter 1 25
ZDGEN - ZCOM Device Table Generator
Compiled Device File
Compiled Device File
The device definition file is compiled into a binary device file by ZDGEN.
The binary device file is used by TTGEN (via the getdevice routine).
Each record of t his file contains data on one device type. Th e sequential
record number is the device number used internally within the ZCOM
system. The format of each record is shown in Figure 1-1.
Figure 1-1 Device File Record Format
Device Name (ASCII)
Physical protocol type
Logical screen type
Poll/Select address length
Lower bound of Poll/Select address
Upper bound of Poll/Select address
Protocol options
Logical terminal flags
Module Name
16 bytes
2 bytes
2 bytes
2 bytes
2 bytes
2 bytes
2 bytes
2 bytes
8 bytes