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11.2. Suspend Transition Conditions
The BHT switches to suspend when the power key is pressed, when the event that prohibits suspend has been
completed and the auto power OFF time has elapsed, and when the method used to switch to suspend is called
from the application.
Events that prohibit suspend
- Wireless connection open (Excludes BHT-400 models used in USA and Canada.)
- IrDA connection open
- Connector communication being performed
- Key being pressed
- Touch panel being tapped
The auto power OFF time when the BHT is powered by the battery and when it is installed on the CU can be set or
acquired at the PwrMng.Settings.AutoPowerOffBattery and AutoPowerOffExt properties, respectively. Auto power
OFF can be disabled by setting this property to “0”.
It is also possible to switch to suspend from the application by calling up the PwrMng.Shutdown method.
Furthermore, operation after the transition to suspend can be specified by setting the parameters for the methods.
Parameter
Description
WARM
Warm boot is performed after power OFF. There is no need to turn the
power ON, the contents of the RAM are retained.
SUSPEND
The BHT switches to suspend. Press the power key to turn ON the power.
The contents of the RAM are retained provided that the sub-battery does
not become fully discharged.
COLD_BOOT_REGINIT
The BHT cold boots automatically after power OFF. The contents of the
RAM are deleted, and the registry is reinitialized.
COLD_BOOT_REGREMAIN
The BHT cold boots automatically after power OFF. The contents of the
registry at this time are saved, and then restored when the BHT is started
up.
SYSMODIFY
The BHT cold boots automatically after power OFF, and the consecutive
RAM allocation is maintained.
COLD
The BHT cold boots automatically after power OFF,. If the registry has been
saved, the BHT is booted based on the values for that registry, however, if it
has not been saved, the BHT is booted based on the values for the default
registry value.
Warm boot and cold boot
The memory contents retention status differs between warm boot and cold boot.
Warm Boot Cold Boot
Files in flash memory
●
●
Files in RAM
●
–
Data being edited
–
–
Registry information
●
– (*1)
(*1) If the registry is saved, the information is restored to the values at the point it is saved.
Summary of Contents for BHT-400-CE
Page 1: ...Class Library Reference Manual Bar Code Handy Terminal BHT 400 CE ...
Page 49: ... 43 17 9 LED UsageCollection This class is invalid at the BHT 400 ...
Page 66: ... 60 17 26 Display This function is not supported ...
Page 67: ... 61 17 27 Display Settings This function is not supported ...
Page 78: ... 72 Events Event Name Description OnDone Occurs when decoding is complete Enumeration None ...
Page 166: ... 160 18 9 LED UsageCollection This class is invalid on the BHT400 ...
Page 289: ... 283 18 26 Display This function is not supported ...
Page 290: ... 284 18 27 Display Settings This function is not supported ...