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General| Brand | Quectel |
|---|---|
| Model | M20 |
| Category | GSM/GPRS Modules |
| Language | English |
Lists relevant documents and their remarks.
Safety precautions for operating the cellular terminal and module.
Visual overview of the top and bottom views of the EVB.
Introduction to the accessories included with the EVB kit.
Details the power interface and pin configuration for the EVB.
Describes the audio interfaces and pin definitions for audio channels.
Details the SIM card interface and its pin configuration.
Describes the RF interface and antenna installation.
Details the serial ports (UART0 and UART1) and their pin assignments.
Explains the function of various switches and buttons on the EVB.
Describes the operating status LEDs and their meanings.
Overview of test points available on the EVB.
Step-by-step guide for powering on the M20 EVB.
Instructions for connecting and communicating with the M20 module via PC.
Steps for performing firmware upgrade using the EVB.
Procedure for turning off the M20 module.
Procedure for emergency shutdown of the M20 module.
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