Espressif Systems ESP32-DevKitM-1 ESP IDF Programming User Manual

Espressif Systems ESP32-DevKitM-1 ESP IDF Programming

ESP32-DevKitM-1

This user guide will help you get started with ESP32-DevKitM-1 and will also provide more in-depth information. ESP32-DevKitM-1 is an ESP32-MINI-1(1U)-based development board produced by Espressif. Most of the 1/O pins are broken out to the pin headers on both sides for easy interfacing. Users can either connect peripherals with jumper wires or mount ESP32- DevKitM-1 on a breadboard.

The document consists of the following major sections:

• Getting started: Provides an overview of the ESP32-DevKitM-1 and hardware/software setup instructions to get started.
• Hardware reference: Provides more detailed information about the ESP32-DevKitM-1’s hardware.
• Related Documents: Gives links to related documentaiton.

Getting Started

This section describes how to get started with ESP32-DevKitM-1. It begins with a few introductory sections about the ESP32-DevKitM-1, then Section Start Application Development provides instructions on how to do the initial hardware setup and then how to flash firmware onto the ESP32-DevKitM-1.

Overview

This is a small and convenient development board that features:

• ESP32-MINI-1, or ESP32-MINI-1U module
• USB-to-serial programming interface that also provides power supply for the board
• pin headers
• pushbuttons for reset and activation of Firmware Download mode
• a few other components

Contents and Packaging

Retail orders

If you order a few samples, each ESP32-DevKitM-1 comes in an individual package in either antistatic bag or any packaging depending on your retailer. For retail orders, please go to https://www.espressif.com/en/company/contact/buy-a-sample.

Wholesale Orders
If you order in bulk, the boards come in large cardboard boxes. For wholesale orders, please go to https://www.espressif.com/en/contact-us/sales- questions.

Description of Components

The following figure and the table below describe the key components, interfaces and controls of the ESP32-DevKitM-1 board. We take the board with a ESP32-MINI-1 module as an example in the following sections.

ESP32-DevKitM-1 – front

Start Application Development

Before powering up your ESP32-DevKitM-1, please make sure that it is in good condition with no obvious signs of damage.

Required Hardware

• ESP32-DevKitM-1
• USB 2.0 cable (Standard-A to Micro-B)
• Computer running Windows, Linux, or macOS

Software Setup
Please proceed to Get Started, where Section Installation Step by Step will quickly help you set up the development environment and then flash an application example onto your ESP32-DevKitM-1

Attention
ESP32-DevKitM-1 is a board with a single core module, please enable single core mode (CONFIG FREERTOS _UNICORE) in menuconfig before flashing your applications.

Hardware Reference

Block Diagram
A block diagram below shows the components of ESP32-DevKitM-1 and their interconnections.

Power Source Select

There are three mutually exclusive ways to provide power to the board:

• Micro USB port, default power supply
• 5V and GND header pins
• 3V3 and GND header pinsWarning
• The power supply must be provided using one and only one of the optionsabove, otherwise the board and/or the power supply source can be damaged.
• Power supply by micro USB port is recommended.

Pin Descriptions

The table below provides the Name and Function of pins on both sides of the board. For peripheral pin configurations, please refer to ESP32 Datasheet .

References

• Project Configuration - ESP32 - — ESP-IDF Programming Guide latest documentation
• Get Started - ESP32 - — ESP-IDF Programming Guide latest documentation
• Get Started - ESP32 - — ESP-IDF Programming Guide latest documentation
• Get Started - ESP32 - — ESP-IDF Programming Guide latest documentation
• ESP32-DevKitM-1 - ESP32 - — ESP-IDF Programming Guide latest documentation
• ESP32-DevKitM-1 - ESP32 - — ESP-IDF Programming Guide latest documentation
• ESP32-DevKitM-1 - ESP32 - — ESP-IDF Programming Guide latest documentation
• ESP32-DevKitM-1 - ESP32 - — ESP-IDF Programming Guide latest documentation
• Get Samples | Espressif Systems
• Sales Questions | Espressif Systems

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