Espressif ESP32 User Guide

Table of Contents
1.
Introduction 4 ...............................................................................................................................................
1.1.
ESP32 4 .......................................................................................................................................................................
1.2.
Requirements 4 .........................................................................................................................................................
1.2.1.
Hardware 4 .........................................................................................................................................................
1.2.2.
Software 6 ...........................................................................................................................................................
2.
Getting Started 8 ..........................................................................................................................................
2.1.
Getting Started to Use SDK 8 ................................................................................................................................
2.1.1.
Process Overview 8 .........................................................................................................................................
2.1.2.
Building Toolchain 8 ........................................................................................................................................
2.1.3.
Building Firmware 11 ........................................................................................................................................
2.1.4.
Uploading Firmware 12 ...................................................................................................................................
2.1.5.
Running Application 15 ....................................................................................................................................
2.2.
SSC Command Reference 15 ...................................................................................................................................
2.2.1.
op 15 ......................................................................................................................................................................
2.2.2.
sta 16 .....................................................................................................................................................................
2.2.3.
ap 17 ......................................................................................................................................................................
2.2.4.
mac 17 ...................................................................................................................................................................
2.2.5.
dhcp 18 .................................................................................................................................................................
2.2.6.
ip 18 .......................................................................................................................................................................
2.2.7.
reboot 19 .............................................................................................................................................................
2.2.8.
ram 19 ...................................................................................................................................................................
Appendix - Notices 20 ......................................................................................................................................
I.
Federal Communications Commission (FCC) Declaration of Conformity 20 ..............................................
II.
EC Declaration of Conformity 20..........................................................................................................................
Confidential

Espressif ESP32 Specifications

General

Clock Speed	Up to 240 MHz
SRAM	520 KB
Wi-Fi	802.11 b/g/n
Bluetooth	Bluetooth v4.2 BR/EDR and BLE
GPIO Pins	34
Operating Voltage	2.2V to 3.6V
Operating Temperature	-40°C to +125°C
Processor	Tensilica Xtensa LX6
Flash Memory	4MB (varies by module)
ADC	12-bit SAR ADC up to 18 channels
DAC	2 channels of 8-bit DACs
I2C	2 x I2C
I2S	2 x I2S
Interfaces	CAN 2.0
SPI	4 SPI interfaces
UART	3 x UART