User's Manual

LTE Module Series
BG96 Hardware Design
BG96_Hardware_Design Confidential / Released 3 / 71
Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Table Index ................................................................................................................................................... 6
Figure Index ................................................................................................................................................. 7
1 Introduction .......................................................................................................................................... 9
1.1. Safety Information.................................................................................................................... 10
2 Product Concept ................................................................................................................................ 11
2.1. General Description ................................................................................................................. 11
2.2. Directives and Standards ........................................................................................................ 12
2.2.1. FCC Statement .............................................................................................................. 12
2.3. Key Features ........................................................................................................................... 13
2.4. Functional Diagram ................................................................................................................. 15
2.5. Evaluation Board ..................................................................................................................... 16
3 Application Interfaces ....................................................................................................................... 17
3.1. Pin Assignment ........................................................................................................................ 18
3.2. Pin Description ......................................................................................................................... 19
3.3. Operating Modes ..................................................................................................................... 25
3.4. Power Saving ........................................................................................................................... 26
3.4.1. Sleep Mode .................................................................................................................... 26
3.4.1.1. UART Application ................................................................................................. 26
3.4.1.2. USB Application with USB Remote Wakeup Function ........................................ 27
3.4.1.3. USB Application with USB Suspend/Resume and RI Function .......................... 27
3.4.1.4. USB Application without USB Suspend Function ................................................ 28
3.4.2. Airplane Mode ................................................................................................................ 29
3.5. Power Supply ........................................................................................................................... 29
3.5.1. Power Supply Pins ......................................................................................................... 29
3.5.2. Decrease Voltage Drop .................................................................................................. 30
3.5.3. Monitor the Power Supply .............................................................................................. 31
3.6. Turn on and off Scenarios ....................................................................................................... 31
3.6.1. Turn on Module Using the PWRKEY Pin ....................................................................... 31
3.6.2. Turn off Module .............................................................................................................. 33
3.6.2.1. Turn off Module Using the PWRKEY Pin ............................................................. 33
3.6.2.2. Turn off Module Using AT Command ................................................................... 33
3.7. Reset the Module..................................................................................................................... 34
3.8. (U)SIM Card Interface ............................................................................................................. 35
3.9. USB Interface .......................................................................................................................... 37
3.10. UART Interfaces ...................................................................................................................... 39
3.11. I2S* and I2C Interfaces ........................................................................................................... 41