Siemens XT75 사용자 설명서

Siemens

Java User’s Guide

Content

123

s

wm_java_usersguide_v12

2008-02-25

Confidential / Released

Other Interfaces .................................................................. 31

Data Flow of a Java Application Running on the Module ................................ 32

Handling Interfaces and Data Service Resources ........................................... 33
4.4.1

Module States ..................................................................................... 33
4.4.1.1

State 1: Default – No Java Running .................................... 33

State 2: No Java Running, General Purpose I/O
and I2C/SPI......................................................................... 34

State 4: Default – Java Application Active........................... 34

State 5: Java Application Active, General Purpose I/O and
I2C/SPI34

Module State Transitions .................................................................... 35

Maintenance .............................................................................................................. 36
5.1

IP Service......................................................................................................... 36

Remote SIM Access ........................................................................................ 37

Power Saving................................................................................................... 37

Charging .......................................................................................................... 38

Airplane Mode.................................................................................................. 38

Alarm................................................................................................................ 38

Shutdown ......................................................................................................... 39
5.7.1

Automatic Shutdown ........................................................................... 39

Manual Shutdown ............................................................................... 39

Restart after Switch Off....................................................................... 39

Watchdog............................................................................................ 39

Special AT Command Set for Java Applications ............................................. 40
5.8.1

Switching from Data Mode to Command Mode .................................. 40

Mode Indication after MIDlet Startup .................................................. 40

Long Responses ................................................................................. 40

Configuration of Serial Interface ......................................................... 40

Java Commands ................................................................................. 41

AutoExec Function.............................................................................. 41

System Out ...................................................................................................... 41
5.9.1

Serial interfaces .................................................................................. 41

File ...................................................................................................... 42

UDP .................................................................................................... 42

GPIO ................................................................................................................ 42

Restrictions ...................................................................................................... 42
5.11.1 Flash File System ............................................................................... 42
5.11.2 Memory ............................................................................................... 42

Performance .................................................................................................... 43
5.12.1 Java .................................................................................................... 43
5.12.2 Pin I/O ................................................................................................. 44
5.12.3 Data Rates on RS-232 API ................................................................. 44

5.12.3.1 Plain Serial Interface ........................................................... 45
5.12.3.2 Voice Call in Parallel ........................................................... 45
5.12.3.3 Scenarios with GPRS/EGDE Connection ........................... 45