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Landis+Gyr
Appendix D - About Firmware
Network Concentrator User and Installation Guide 98-1013 Rev AF 109
The option 'm' runs all the tests. This option is provided for use during the manufacturing. At the end
of this test, the EEPROM would be configured to default values (based on the user input).
The
details
of the tests performed are described in Figure D.4.
Figure D.5 Manufacturing tests
in
diagnostics
mode
Application
Mode
The application mode initializes the LAN, WAN and all the necessary device drivers for normal
operation. After initializing LAN and WAN, before all the system tasks are started, the concentrator
waits for time from the UtiliNet radio. The details of the time synchronization mechanism between
the concentrator and the UtiliNet WAN are explained below. Upon acquiring the TIME from the
UtiliNet radio, the concentrator gets into the normal application mode.