©2005 BenQ Corp. Confidential Property
M23 DATASHEET Version: 0.1 – 2005/12/10
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1. INTRODUCTION.............................................................................................................5
1.1. DESCRIPTION..........................................................................................................5
1.2. APPLICATION DEVICE ..........................................................................................5
2. FEATURES ......................................................................................................................6
2.1. GENERAL CHARACTERISTICS ......................................................................................6
2.2. VOICE/DATA SERVICE .................................................................................................8
TELE SERVICE .........................................................................................................................8
SHORT MESSAGE SERVICE ......................................................................................................8
FAX SERVICE..........................................................................................................................8
CIRCUIT SWITCH .....................................................................................................................8
PACKET SWITCH......................................................................................................................8
2.3. SUPPLEMENTARY SERVICE ..........................................................................................9
NUMBER IDENTIFICATION........................................................................................................9
CALL OFFERING ......................................................................................................................9
CALL COMPLETION .................................................................................................................9
MULTI-PARTY .........................................................................................................................9
CALL-BARRING .......................................................................................................................9
2.4. RF FUNCTIONALITIES ...............................................................................................10
MAXIMUM TX POWER ..........................................................................................................10
PARAMETRIC PERFORMANCE ................................................................................................10
SENSITIVITY..........................................................................................................................10
RADIO FREQUENCY...............................................................................................................10
3. HARDWARE DESCRIPTION......................................................................................11
3.1. INTERFACE............................................................................................................11
3.2. FUNCTIONAL DIAGRAM ............................................................................................12
3.3. PIN DESCRIPTION ......................................................................................................13
DESCRIPTION TABLE .............................................................................................................13
UART/RS232.......................................................................................................................13
UART 2 ................................................................................................................................14
BU........................................................................................................................................14
GPIO ....................................................................................................................................14
LED DRIVER.........................................................................................................................14
SIM FUNCTION .....................................................................................................................14
VBAT ...................................................................................................................................15
