LPWA Module Series
BG96 Hardware Design
BG96_Hardware_Design 4 / 79
Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 4
Table Index ................................................................................................................................................... 6
Figure Index ................................................................................................................................................. 8
1 Introduction .......................................................................................................................................... 9
1.1. Safety Information ..................................................................................................................... 10
2 Product Concept ................................................................................................................................ 11
2.1. General Description .................................................................................................................. 11
2.2. Key Features ............................................................................................................................. 12
2.3. Functional Diagram ................................................................................................................... 14
2.4. Evaluation Board ....................................................................................................................... 15
3 Application Interfaces ....................................................................................................................... 16
3.1. Pin Assignment ......................................................................................................................... 17
3.2. Pin Description .......................................................................................................................... 18
3.3. Operating Modes ....................................................................................................................... 24
3.4. Power Saving ............................................................................................................................ 25
3.4.1. Airplane Mode ................................................................................................................ 25
3.4.2. Power Saving Mode (PSM) ............................................................................................ 26
3.4.3. Extended Idle Mode DRX (e-I-DRX) .............................................................................. 26
3.4.4. Sleep Mode .................................................................................................................... 27
3.4.4.1. UART Application ................................................................................................. 27
3.5. Power Supply ............................................................................................................................ 28
3.5.1. Power Supply Pins ......................................................................................................... 28
3.5.2. Decrease Voltage Drop .................................................................................................. 28
3.5.3. Monitor the Power Supply .............................................................................................. 29
3.6. Turn on and off Scenarios ......................................................................................................... 30
3.6.1. Turn on Module Using the PWRKEY Pin ....................................................................... 30
3.6.2. Turn off Module .............................................................................................................. 32
3.6.2.1. Turn off Module Using the PWRKEY Pin ............................................................. 32
3.6.2.2. Turn off Module Using AT Command ................................................................... 32
3.7. Reset the Module ...................................................................................................................... 32
3.8. (U)SIM Interface ........................................................................................................................ 34
3.9. USB Interface ............................................................................................................................ 36
3.10. UART Interfaces ........................................................................................................................ 38
3.11. PCM and I2C Interfaces* .......................................................................................................... 41
3.12. Network Status Indication ......................................................................................................... 42
3.13. STATUS ..................................................................................................................................... 43
3.14. Behaviors of RI .......................................................................................................................... 43
3.15. USB_BOOT Interface................................................................................................................ 44
3.16. ADC Interfaces .......................................................................................................................... 45