Table Of Contents; Contents - Quectel BG772A-GL Hardware Design

Contents

Safety Information...................................................................................................................................................... 3
About the Document..................................................................................................................................................4
Contents........................................................................................................................................................................5
Table Index................................................................................................................................................................... 7
Figure Index................................................................................................................................................................. 9
1 Introduction....................................................................................................................................................... 10
1.1. Special Mark............................................................................................................................................13
2 Product Concept...............................................................................................................................................14
2.1. General Description............................................................................................................................... 14
2.2. Key Features........................................................................................................................................... 15
2.3. Functional
2.4. Evaluation
3 Application Interfaces.....................................................................................................................................19
3.1. Pin Assignment.......................................................................................................................................20
3.2. Pin Description........................................................................................................................................21
3.3. Operating Modes.................................................................................................................................... 27
3.4. Power Saving.......................................................................................................................................... 28
3.4.1. Airplane
3.4.2. Power Saving Mode
3.4.3. Extended Idle Mode DRX
3.4.4. Sleep
3.4.4.1.
3.5. Power Supply.......................................................................................................................................... 30
3.5.1. Power Supply
3.5.2. Decrease Voltage
3.6. Turn on and off
3.6.1. Pin Definition of
3.6.2. Turn on Module Using
3.6.3. Turn off
3.6.3.1.
3.6.3.2.
3.7. Reset the Module................................................................................................................................... 35
3.8. PON_TRIG*.............................................................................................................................................36
3.9. (U)SIM Interface..................................................................................................................................... 37
3.10. USB Interface*........................................................................................................................................ 39
3.11. UART Interfaces..................................................................................................................................... 41
3.12. PCM and I2C
3.13. Network Status
3.14. STATUS................................................................................................................................................... 46
3.15. Behaviors of
BG772A-GL_Hardware_Design
Diagram................................................................................................................................17
Board.................................................................................................................................... 18
Mode.............................................................................................................................28
(PSM)*.....................................................................................................28
(e-I-DRX).......................................................................................29
Mode................................................................................................................................. 29
UART Application............................................................................................................29
Pins..................................................................................................................... 30
Drop.............................................................................................................31
Scenarios.................................................................................................................... 32
PWRKEY........................................................................................................32
PWRKEY............................................................................................ 32
Module...........................................................................................................................34
Turn off Module through
Turn off Module through AT
Interfaces*...................................................................................................................... 44
Indication*....................................................................................................................45
MAIN_RI*......................................................................................................................... 46
PWRKEY..............................................................................34
Command...................................................................... 34
LPWA Module Series
BG772A-GL Hardware Design
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