ME310G1 Hardware Design Guide
1VV0301588 Rev. 12
Page 5 of 96
2021-06-14
Fast shut down by software ................................................... 44
Communication ports ............................................................. 45
USB 2.0 HS .............................................................................. 45
SPI ........................................................................................... 45
Serial Ports ............................................................................. 46
Asynchronous Serial Port (USIF0) ......................................... 46
Asynchronous Serial Port (USIF1) ......................................... 48
Auxiliary Serial Port ................................................................ 48
General purpose I/O ............................................................... 49
Using a GPIO as INPUT ........................................................... 49
Using a GPIO as OUTPUT........................................................ 49
External SIM Holder ............................................................... 50
ADC Converter ........................................................................ 50
Using ADC Converter .............................................................. 51
DAC Converter ........................................................................ 51
Enabling DAC .......................................................................... 51
CTANK ..................................................................................... 51
Forced USB boot ..................................................................... 51
Antenna Tuner ........................................................................ 52
GPIO ......................................................................................... 52
MIPI ......................................................................................... 52
RF SECTION ..................................................................... 53
Antenna requirements ........................................................... 53
PCB Design guidelines ........................................................... 54
AUDIO SECTION ............................................................... 56
Electrical Characteristics ....................................................... 56
GNSS SECTION ................................................................ 57
GNSS Signals Pin-out ............................................................. 57
RF Front End Design............................................................... 57