Ac75 at command set – Siemens AC75 User Manual

Page 495

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AC75 AT Command Set

19.7 AT^SSYNC

s

AC75_ATC_V01.002

Page 495 of 569

10/30/06

Confidential / Released

1) When a temporary wake-up event (for example a call, a URC, a packet switched transfer) occurs in CYCLIC SLEEP mode

the LED flashes according to the patterns listed above. See Section

2.9.1

,

Wake up the ME from SLEEP mode

for details

on the various SLEEP modes and wake-up events.

2) The duration of <n> and <m> depends on the network: In SLEEP mode, the module can only change its LED status during

intermittent wake-up periods when listening to paging information from the base station. Therefore the values of <n> and
<m> vary as follows:
<n> = value from 471 ms to 2118 ms
<m> = 3000 ms

25 ms on / 4 * <n> ms off

2)

Not possible: With

AT^SSYNC

=1, LED

signalization is disabled in SLEEP

mode.

SLEEP mode is activated (

AT+CFUN

parameter

<fun>

≠ 1) while the ME is

registered to the GSM network and in

IDLE mode.

25 ms on / <m> ms off /

25 ms on / 3 * <m> ms off

2)

Not possible: With

AT^SSYNC

=1, LED

signalization is disabled in SLEEP

mode.

SLEEP mode is activated (

AT+CFUN

parameter

<fun>

≠ 1) while the ME is

registered to the GSM network. Addi-

tionally, PDP context is activated.

LED behavior

ME operating status if

AT^SSYNC

=1

ME operating status if

AT^SSYNC

=2

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