4 active command codes in each mode, Host command set reference, Table 5–1 secondary addresses – Siemens SIMATIC TIWAY 1 User Manual
Page 90: Figure 5–3 active command tree
HOST COMMAND SET REFERENCE
UNILINK HOST ADAPTER
5–5
USER MANUAL
Table 5–1 Secondary Addresses
Decimal
Address
0
1–254
255
Hexadecimal
Address
00
01–FE
FF
Usage
Reserved for special functions,
refer to individual commands.
Available for secondary device
addresses.
Reserved for special functions,
normally used to indicate all
secondary devices are to be
effected by the command.
5.1.4
Active Command Codes In Each Mode
Figure 5–3 is a decision tree illustrating the command codes that are active in
each configurable mode. In addition to mode, the command tree asks whether
the major components have been configured with their associated configuration
commands.
Power up
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
MHIU
EHA
HIU
EHA
NM
MHIU
HIU
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
1–8, 21, FC–FF
1–8, 20–21. FC–FF
1, 2, 4–8, 21,FC–FF
20, 21,FC–FF
21, 31–38, FC–FF
21, 30–32, 34–38, FC–FF
20, 21 FC–FF
1–2, 4–10, 12–1C, 21, 30–32, 31–38, FC–FF
6–8, 10–1C, 21, 30–32, 34–38, FC–FF
6–8, 10–1C, 21, 31–38, FC–FF
6–8, 10–1C, 21, 30–32, 34–38, FC–FF
1–2, 4–10, 12–1C, 21, FC–FF
6–8, 10–1C, 21, FC–FF
20, 21, FC–FF
Intended
Mode
Adapter
Configured
(Command 20)
HIU Configured
(Command 11)
and Initialized by
Network Manager
Active
Command
Codes
Network Manager
Configured
(Command 30)
Figure 5–3 Active Command Tree