Project 1 Introduction
Version 1.0.0
Version Notes：
| Date | Version | Description |
|---|---|---|
| 2020/05/12 | 1.0.0 | Phase-1 AT commands, first draft |
Table of Contents
1 Command Description 1
2 Basic AT Commands 2
2.1 Overview 2
2.2 Commands 2
2.2.1 AT - Test AT 2
2.2.2 ATE - Configure echo of AT commands 2
2.2.2 AT+RST - Restart module 2
1 Command Description¶
Each command set contains four types of AT commands：
| type | format | description |
|---|---|---|
| Test Command | AT+<x>=? | Queries the Set Command’s internal parameters and their range of values. |
| Query Command | AT+<x>? | Return the current value of parameters. |
| Set Command | AT+<x>=<…> | Sets the value of user-defined parameters in commands, and runs these commands. |
| Execute Command | AT+<x> | Runs commands with no user-defined parameters. |
- String values need to be included in double quotation marks, for example: AT+CWSAP=”BFQ756290”,”21030826”, 1,4
- The default baud rate is 115200
- AT commands have to be capitalized, and must end with a new line (CR LF)
2 Basic AT Commands¶
2.1 Overview¶
| commands | description |
|---|---|
| AT | Test AT |
| ATE | Configure echo of AT commands |
| AT+RST | Restart module |
| AT+GMR | Check version info |
| AT+RESTORE | Restore factory default setting |
| AT+UART_CUR | Current UART configuration, Not save in Flash |
| AT+UART_DEF | Default UART configuration, save in Flash |
| AT+SYSRAM | Check the available RAM size |