Specifications

Table Of Contents
Cinterion
®
TX62-W/TX82-W Hardware Interface Description
3.3 Power Saving
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3.3.1 Low Power Modes
There are two specific low power modes available that can be configured to allow TX62/TX82
to save power - SLEEP mode (Section 3.3.1.1) and SUSPEND mode (Section 3.3.1.2).
Figure 41 illustrates how the module transits between its operating modes including SLEEP
and SUSPEND modes.
Figure 41: Low power modes with state transitions
Notes:
When all serial interfaces (i.e. ASC0, and ASC1) are idle, the module can enter SLEEP or
SUSPEND mode depending on additional configuration settings.
The serial interfaces are not idle if there is any response message not read out from any of
them.
Idling
(IDLE)
Data transfer
SUSPENDSLEEP
POWER DOWN
AT^SMSO ON signal
ON signal
RING0 toggle
(+URC and/or data)
RTS0 assertion
(+URC and data)
Serial I/f inactive
(+AT^SCFG „MeOpMode/
PowerMgmt/Suspend“ enabled,
required: AT+CPSMS/AT+CEDRXS)
Serial i/f inactive
(+AT^SCFG „MeOpMode/
PwrSave“ enabled, optional:
AT+CPSMS/AT+CEDRXS)
No data available
RRC release
Data available
Serial i/f active