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Espressif ESP-WROVER-KIT Getting Started Manual

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ESP-WROVER-KIT
Getting Started Guide


Version 1.2
Copyright © 2016

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Summary of Contents for Espressif ESP-WROVER-KIT

  • Page 1 ESP-WROVER-KIT Getting Started Guide 
 Version 1.2 Copyright © 2016...
  • Page 2 About This Guide This document introduces how to use the ESP-WROVER-KIT development board. The document is structured as follows: Chapter Title Content Chapter 1 Overview An overview of the ESP-WROVER-KIT. Block Diagram and Chapter 2 The block diagram and PCB layout of the ESP-WROVER-KIT.

  • Page 3: Table Of Contents

    Table of Contents 1. Overview ..........................2. Block Diagram and PCB Layout ................... 2.1. Block Diagram ..........................2.2. PCB Layout ..........................3. Functional Description ......................4. Basic Operation ........................5. Compilation and Download ....................5.1. Getting ESP-IDF ........................5.2. ESP-IDF Directory Structure ....................

  • Page 4: Overview

    ESP32 modules, including the ESP-WROOM-32 and ESP32- WROVER. The ESP-WROVER-KIT features support for an LCD and MicroSD card. The I/O pins have been led out from the ESP32 module for easy extension. The board carries an advanced multi-protocol USB bridge (the FTDI FT2232HL), enabling developers to use JTAG directly to debug the ESP32 through the USB interface.

  • Page 5: Block Diagram And Pcb Layout

    Block Diagram and PCB Layout 2.1. Block Diagram Figure 2-1. The ESP-WROVER-KIT Block Diagram 2.2. PCB Layout The layouts of the front and back sides of the ESP-WROVER-KIT are shown in Figures 2-2 and 2-3 respectively. Espressif ! /15 2017.01...
  • Page 6 2. Block Diagram and PCB Layout Figure 2-2. The Layout of the Front Side Figure 2-3. The Layout of the Back Side
 Espressif ! /15 2017.01...

  • Page 7: Functional Description

    An external precision 32.768 KHz crystal oscillator provides the chip with a clock of 32.768 KHz low-power consumption during the Deep-sleep mode. ESP-WROVER-KIT is compatible with both ESP-WROOM-32 and ESP32-WROVER. The ESP32-WROVER module features all the functions of ESP-WROOM-32 and integrates an external 32-MBit PSRAM for flexible extended storage and data processing capabilities.
  • Page 8 3. Functional Description Interface/Module Description Power supply selection interface: the ESP-WROVER-KIT can be powered through the Power Select USB interface or the 5V Input interface. The user can select the power supply with shorting jumpers. More details can be found in Chapter 4.
  • Page 9 3. Functional Description Figure 3-2. LDO Schematics Figure 3-3. Shorting Jumpers on JP1 Espressif ! /15 2017.01...

  • Page 10: Basic Operation

    4. Basic Operation Basic Operation Before powering up the ESP-WROVER-KIT, please make sure that the board has been received in good condition with no obvious signs of damage on it. 1. If using the USB power supply, please use shorting jumpers on JP7 (Power Select), as...
  • Page 11 USB cable. Configure the serial debugging tool with 115200-8-N-1 in the settings, as shown in the screenshot below: On successful power-up of the ESP32, a log similar to this will be printed on the serial terminal: Espressif ! /15 2017.01...
  • Page 12 4. Basic Operation To enable the flow control function, please use shorting jumpers on JP14 (CTS/RTS), as • shown: To enable the JTAG function, please use shorting jumpers on JP8 (JTAG), as shown: • Espressif ! /15 2017.01...

  • Page 13: Compilation And Download

    We are using ESP-IDF as an example to show how to download firmware to the ESP- WROVER-KIT. 5.1. Getting ESP-IDF Download ESP-IDF at: https://github.com/espressif/esp-idf/releases. 5.2. ESP-IDF Directory Structure The following figure shows the directory structure of ESP-IDF, including components, examples, make, tools and docs. The components folder contains the core components of ESP-IDF;...

  • Page 14: The Hello_World Example

    4. Compile the program to generate BIN files. These BIN files have to be downloaded to the ESP-WROVER-KIT. Please see Sections 5.3.1 and 5.3.2 for detailed instructions. 5.3.1. Using the ESP32 DOWNLOAD TOOL Execute the following command in the terminal to make the example project and generate executable BIN files:...
  • Page 15 3. Open the serial port. Set the Port, Baud rate = 115200, Data bits = 8, and Stop bits = 1. If the log below is printed, then it shows that the firmware has been downloaded to the ESP-WROVER-KIT successfully. Espressif...

  • Page 16: Using Esptool

    Users need to configure the serial port before compiling and downloading BIN files. Serial port configuration is not required if the Flash Download Tool is used to flash the BIN files on to the ESP-WROVER-KIT. However, other important system parameters may be set via menuconfig. Please complete this step before generating BIN files.
  • Page 17 5. Compilation and Download 4. Click “OK” and exit make menuconfig. 5. Flash BIN files directly via the command line below: make flash �� Note: For more information on ESP-IDF, please see ESP-IDF Getting Started Guide. Espressif 2017.01...
  • Page 18 The Wi-Fi Alliance Member logo is a trademark of the Wi-Fi Alliance. The Bluetooth logo is a registered trademark of Bluetooth SIG. All trade names, trademarks and registered trademarks mentioned in this document are Espressif IOT Team property of their respective owners, and are hereby acknowledged. www.espressif.com Copyright © 2016 Espressif Inc. All rights reserved.

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