Motorola AT Commands G24-L Technické informace Strana 322

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Hardware Information
3-234 AT Commands Reference Manual August 5, 2008
+MVREF, Motorola Voltage Reference
This command defines the Vref regulator's configuration. Pin 27 is used as indicator signal that
reflects the configuration of Vref regulator. This command is a basic command. The command is
also sensitive to ATS24 command.
The following table shows the +MVREF parameters.
Example
AT+MVREF=?
+MVREF:(0-2)
OK
AT+MVREF=1
OK
AT+MVREF?
+MVREF: 1
Command
Type Syntax Response/Action Remarks
Set
+MVREF=<control> OK
or:
+CME ERROR: <err>
The Set command is used for setting
the behavior of Vref regulator.
Read
+MVREF? +MVREF: <control>
OK
or:
+CME ERROR: <err>
The Read command returns the current
behavior <control> value.
Test
+MVREF=? +MVREF: (0-2)
OK
The Test command returns the possible
values' range.
Table 3-149: +MVREF Parameters
<Parameter> Description
<control> 0 OFF mode.
1 ON mode.
2 STANDBY mode (default).
For additional information about pin 27’s signals, see Table 3-150.
Table 3-150: +MVREF Signals Values
Mode Voltage Current
00V 0A
1 2.75V 50mA
2 2.75V ATS24 is 0: 50mA
ATS24 is not 0: The current is
changed alternately from 50mA to
2mA and back to 50mA.
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