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GTR64 http://www.matrix.es/GTR64
Operating State LED Status
After switching on the modem On after 4s
Switch off (Power down) or power removed Off
Standby or talk Flashing
No network, network search, no SIM card, no
PIN entered
On
Notes!
Switch off (Power Down): DC power is applied but the modem is switched OFF.
tandby: The GTR64 is switched ON and camped on to the network. No call in progress.
. EMBEDDED APPLICATIONS
S
Talk: The GTR64 is switched ON and a voice/data call is in progress.
5
store and run customer written code in the form of a script during the
rocessors idle time, through the use of an on board interpreter.
Main features of em ons are as follows.
•C based s specific)
•Over the software)
•Library of
•Multiple on radio device
5.2 Implement
he module has up to 512kbytes of space available for storage of two scripts in the scripting language
erating RAM. Structures included in this language are:
ll hardware interfaces that are normally available to the module through the AT commands are
rther drivers have been written such as M bus and I2C for use
y the embedded application (EA) through the use of the I/O pins.
is processing the script using its own memory, limitations are placed onto the scripts
at are run.
A direct gram in terms of size but a gauge of script
size is t hen the script could be 350 lines long.
Process considered as the script is run as a low priority process
ithin the software. However, controller mode stops GSM operation and provides all the processing
run. See the Application Guide for more details.
The module has the capability to
p
5.1 Features
bedded applicati
cripting language (Sony Ericsson
air upgrade of scripts (NOT GSM
intrinsic functions
script support
ation
T
and 256kbytes of op
•If - then - else statements
•While loops
•For loops
A
available to the embedded application. Fu
b
5.2.1 Limitations
Since the module
th
comparison cannot be made to a fully compiled C pro
hat if each line were 128 characters long in the script t
ing power is something that needs to be
w
power for the script to be
GTR64 Integrators Manual V.1.2 Pag. 24
Preliminary. Subject to change without prior notice