1 responses returned by read command – Siemens TC63 User Manual

Page 442

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TC63 AT Command Set

19.3 AT^SBC

s

TC63_ATC_V00.490

Page 442 of 501

5/24/05

Confidential / Draft - Do not copy

Notes

If multiplex mode (

AT+CMUX

) is active, any virtual channel can be used for entering the read or write com-

mand. The undervoltage URC will be issued simultaneously on all three channels.

• The URC "

^SYSSTART CHARGE ONLY MODE

" is indicated automatically when the module enters this mode

(except when autobauding is active). Unlike the undervoltage URC, it cannot be disabled or enabled by the

TE.

19.3.1 Responses returned by read command

Responses returned by the

AT^SBC

read command vary with the operating mode of the TC63:

• Normal mode: TC63 is switched on by Ignition pin and running in SLEEP, IDLE, TALK or DATA mode.

Charger is not connected. The

AT^SBC

read command indicates the battery capacity and the current con-

sumption of the application (if value of application was specified before as

<current>

).

• Normal mode + charging: Allows charging while TC63 is switched on by Ignition pin and running in SLEEP,

IDLE, TALK or DATA mode. The

AT^SBC

read command returns only charger status and current consump-

tion of the application. Percentage of battery capacity is not available.

• CHARGE ONLY mode: Allows charging while TC63 is detached from GSM network. When started, the mode

is indicated by the URC "

^SYSSTART CHARGE ONLY MODE

". The

AT^SBC

read command returns only the

charger status and current consumption of the application. Percentage of battery capacity is not available. In

CHARGE ONLY mode a limited number of AT commands is accessible (see Appendix). There are several

ways to activate the CHARGE ONLY mode:
- from POWER DOWN mode: Connect charger while the TC63 was powered down with

AT^SMSO

- from Normal mode: Connect charger, then enter

AT^SMSO

.

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