Siemens MC55 User Manual download pdf (Page 433)

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101

MC55 AT Command Set

17.4 AT^SBV

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MC55_ATC_V01.05 Page 433 of 469 2/10/04

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17.4 AT^SBV Battery/Supply Voltage

Syntax

Command Description

The exec command allows to monitor the supply (or battery) voltage of the module measured on pin BATT+. The

reference point for measuring the voltage are the test points BATT+ and GND on the bottom of the module. Refer

to [1] for information on the module's test points.

The displayed value is constant over the measurement period. The duration of the measurement period depends

on the operating mode on the radio interface: it ranges from 0.5s in TALK / DATA mode up to 50s when MC55

is in IDLE mode or Limited Service (deregistered).

Parameter Description

supply (or battery) voltage in mV

Test Command

AT^SBV=?

Response(s)

ERROR

+CME ERROR:

Exec Command

AT^SBV

Response(s)

^SBV: <value>

ERROR

+CME ERROR:

PIN ASC0 ASC1 MUX1 MUX2 MUX3

! % % % % %

Reference(s)

SIEMENS

<value>

(num)

1 ... 432 433 434 ... 469

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Siemens MC55 User Manual Page 433

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