In the Arduino IDE, PWM output is defined as analog output. This document provides instructions on the manufacturing of the test fixtures for Espressif's Wi-Fi modules, in an effort to avoid problems caused by the lack of standardized fixtures during the module production and testing. Besides, the stamp hole design makes it able to be easily embedded in your PCB, greatly saving your costs and time to build and test a prototype. Syntax: file.print(data) or file.print(data, BASE). It supports WiFi and Bluetooth dual-mode communication, and features small size, ultra-low power consumption, on-board charging circuit and easy-to-use interface, which can be conveniently used for smart home IoT, industrial IOT applications, wearable devices . Note: FireBeetle 2 and FireBeetle pins and sizes are not compatible, and neither are the expansion boards. PSRAM Cache Bug Fix: Fixed When the CPU accesses the external SRAM in a certain sequence, read & write errors can occur. The board supports WiFi and Bluetooth dual-mode communication and features an onboard charging circuit with easy-to-use . Integrate a Dual-Core ESP-WROOM-32 module. This is documentation of ESP-ADF, the framework to develop audio applications for ESP32 chip by Espressif. Step 5. After connecting to the ESP32, accessing the given URL, and clicking turn on the light, the onboard LED light will turn on; clicking turn off the light will turn off the onboard LED light. The LED(circled in red below) on FireBeetle 2 ESP32-E is default to be connected to pin 2/D9. The received data will be viewed on serial port. Return value: None. This document is a quick user guide to getting started with the old version ESP8266 SDK V2.X and earlier versions. This document introduces the specifications of ESP32-C3-WROOM-02 and ESP32-C3-WROOM-02U hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. PWM (Pulse Width Modulation) is a very effective technique to control analog circuits using the digital output of MCU. This document introduces the ESP8266 sleep modes and some relevant low-powersolutions. This user guide will help you get started with ESP32-S3-DevKitC-1 and will also provide more in-depth information. No external hardware connection is required for this example. Schematics, PCB layout, gerber and BOM files of ESP32-C3-MINI-1. Open the serial monitor and you can see the current value from the angle sensor printed in it. All rights reserved. The demo is the AT command set based on uart. Otherwise, it will not be possible to open two serial ports. We provide you with detailed online tutorials and application cases, and there are thousands of sensors with welding-free Gravity interface and actuators to help you get started easily. One of the things I didn't like about the HiLetGo/NodeMCU board was the pins. This user guide provides information on ESP32-C3-DevKitC-02, an entry-level development board based on ESP32-C3-WROOM-02 module. This document introduces the specifications of ESP8684-WROOM-05 hardware, including overview, pin definitions, functional description, and electrical characteristics, etc. ESP32-S2-WROOM-I reference design resources, including schematics, PCB layout, gerber files, and BOM list. The manual provides detailed and complete information on how to use the ESP32-S3 memory and peripherals. The FireBeetle 2 ESP32-E's I2C can be configured to any I/O port by passing relevant parameters. FireBeetle Board - ESP32 integrates a Dual-Core ESP-WROOM-32 module, which supports MCU and Wi-Fi &Bluetooth dual-mode communication. When the program is successfully uploaded, open the serial monitor, you will a series of operations on the SD card, as well as reading its memory. After setting up the trigger for "this", proceed to add the action instruction for "that" by clicking "Add" in the "Then That" section. . Great for prototyping, but I had to desolder and resolder for the final build which is a pain . The program below can be used to read the sensor module connected to the pin IO15/A4, and then print out the real-time analog angle sensor readings and the detected voltage on serial monitor. This document provides information on ESP32-S2-DevKitC-1 development board. Get FireBeetle_Board_ESP32_E from DFRobot Store or DFRobot Distributor. This guide shows how to get started with the ESP32-Ethernet-Kit development board and also provides information about its functionality and configuration options. Returns -1 if there is no readable data. 1. To cover a wide range of user requirements, the following . This document describes known errata in ESP32-S3 series of SoCs. FireBeetle ESP32 models include onboard circuitry to monitor battery voltage of a battery connected to its JST-PH2. And we can use the value between 0 and 255 (2 to the power of 8) to control the LED brightness. ESP-Skainet is Espressif's intelligent voice assistant, which currently supports the Wake Word Engine and Speech Commands Recognition. Figure 7 - Selecting the FireBeetle ESP32 board on the Arduino IDE. This document provides a guide to installing OpenOCD for ESP32 and debugging using GDB. DFR0654-F supports WiFi and Bluetooth dual-mode communication and features a small size, ultra-low power consumption, onboard charging circuit, and easy-to-use interface, which can be conveniently used for smart home IoT, industrial IoT applications, wearable devices, and so on. I have achieved 10uA with firebeetle esp32 board. This document introduces the specifications of ESP32-PICO-V3-02 hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. Requirements Hardware FireBeetle ESP32 IOT Microcontroller x 1 Micro USB Cable x1 Software The getting started guide for the ESP32-DevKitC development board. Contents. This document provides the specifications of the ESP8684 chip. The ESP32-Azure IoT Kit Hardware Design Guidelines introduces the block diagram, PCB layout and function modules of the development board ESP32-Azure IoT Kit. Introduction. After selecting the board, click the compile and upload button and expect for the upload to finish. As can be seen in figure 7, the FireBeetle ESP32 board is already supported on the ESP32 libraries. This document introduces the specifications of ESP32-S3-WROOM-2 hardware, including overview, pin definitions, functional description, and electrical characteristics, etc. This guide provides the parameter configuration for ESP8266 phy init bin. Click to enter "Webhooks", and select "Receive a web request". Bluetooth protocol: Comply with BR/EDR/BLE standard of Bluetooth v4.2. Select it as the way shown below. The new ESP32-E FireBeetle supports WiFi and Bluetooth dual-mode communication, has ultra low power consumption and even includes an on-board charging circuit so you can power it with a lipo battery (and charge it over USB-C). Fixed Fault injection issues regarding secure boot and flash encryption are fixed. Hope this post from Arduino helps. Similar Bluetooth software helpers are also available for Android phones. This document introduces the jump test of ESP8266's secondary bootloader (V1.6+). True if the file is a directory, false if it is not. The document focuses on Simple-Pair features, their uses and the demo code. The ESP-EYE development board reference design resources, including schematics, PCB layout, gerber files, and BOM lists. According to the FB schematic, the LDO cuts out at 0.31V, so that means 3.61v. The default configured pins can be seen in the pinout diagram. This document introduces frequency offset tuning and antenna impedance matching for ESP8266 in order to achieve optimum RF performance. This document introduces the specifications of ESP32-C6-WROOM-1 & ESP32-C6-WROOM-1U hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP32-C6 series of products. filename, the name of the folder to remove. ESP8266_RTOS_SDK is the official development framework for theESP8266EXchip. Processer: Tensilica LX6 dual core processer (One for high speed connection; one for independent programing). IFTTT aims to help people use the open API of various websites to monitor the triggers set by users. This document introduces the specifications of ESP32-S2-MINI-1 & ESP32-S2-MINI-1U hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. ESP-WROOM-02D and ESP-WROOM-02U module reference design resources, including schematics, PCB layout, gerber files, and BOM lists. The two DACs can be used as reference voltage. Access the IFTTT website: https://ifttt.com/. Here an 8-bit resolution is used. Click to enter the official Arduino website. One ESP32 board will send data to the other ESP32 board, which is the most basic model for using Bluetooth wireless communication. Enable external interrupt(attachInterrupt(pinfunctionmode)), the parameters are as follows: STA mode: The ESP32 module connects to the Internet through a router, and remote control of the device is achieved through the Internet via a mobile phone or computer. Once the Trigger is activated, the Action is executed to send a data email. This document introduces the specifications of ESP8685-WROOM-06 hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. Therefore, it is best to use SD.exists(filename) to check if the file exists before removing the file. This user guide provides information on ESP32-S2-DevKitM-1(U), an entry-level development board based on ESP32-S2-MINI-1(U) module. The manual provides detailed and complete information on how to use the ESP32-C3 memory and peripherals. Bluetooth protocol: Comply with BR/EDR/BLE standard of Bluetooth v4.2. Notice that the pin numbering is "2/D9". Schematics, PCB layout, gerber and BOM files of ESP32-C3-WROOM-02. This document introduces the specifications of ESP32-S2-SOLO-2 and ESP32-S2-SOLO-2U hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. This open source board of high-flexibilty could bring you infinite possibilities! Firebeetle 2 ESP32-E has an onboard WS2812 RGB LED connected to the pin IO5/D8, which is not broken out from the board, so IO5/D8 is exclusively reserved for the RGB LED, located as shown in the figure below: FastLED is a powerful and easy-to-use Arduino library for controlling LED strips such as WS2810 and LPD8806. Open the serial monitor, set the baud rate to 115200, and you can see the printed value increasing every second. In this state it draws about 23 A if the "LowPower-Pad" to the RGB-color-LED is cut. Compatible with products in the DFRobot FireBeetle serials, Project 2. on ESP32. SPI is a high-speed, full-duplex, synchronous communication bus. You can also use begin(cspin) to specify a pin to connect to the CS enable selection pin of the SD card, but you need to ensure that the SS pin of the SPI is in output mode, otherwise the SD card library will not work. 4. This document introduces the specifications of ESP-WROOM-02 hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. The FireBeetle ESP32 advertises an input voltage of 3.3v-5v, with an operating voltage of 3.3v. ESP-WHO is a face detection and recognition platform that is currently based on Espressif Systems'ESP32chip. This document introduces the specifications of ESP32-WROOM-DA hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. When the program is uploaded, the blue LED lights up. If the file does not exist, the function returns an uncertain value. The screen configuration is shown below: Please refer to the GDL display screen wiki for specific usage instructions. Hardware . Select and download the Arduino IDE package that is appropriate for your computer OS. This document provides introduction to the Espressif HomeKit SDK. filename, the name of the file to open. Especially when you add a battery. Description: Removes a file from the SD card. Bluetooth audio: the current under low power consumption of CVSD and SBC is 10A. . The file to be written to should already be open and waiting to be written to. DIY 3D Printed IoT Weather Station Using an ESP32. The ESP32 series consist of a Tensilica Xtensa LX6 32-bit, dual-core microprocessor(has two processors) running . Schematics, PCB layout, gerber and BOM files, and spring design files of ESP8266-DevKitS-V1. Digital I/O: 10 (default setting of arduino), Simulative input: 5(default setting of arduino), Dimension: 29 58(mm)/1.142 x 2.283(inches). This document provides ESP8266 Wi-Fi channel selection guidelines. Syntax: file.println(data) or file.println(data, BASE). This user guide provides information on ESP32-Korvo V1.1, a dual-core ESP32-based audio development board with microphone arrays. This document introduces the specifications of ESP8684-WROOM-03 hardware, including overview, pin definitions, functional description, and electrical characteristics, etc. This document is the API reference for ESP8266_RTOS_SDK V2.X and earlier versions. There are a large number of detailed tutorials and thousands of easy-to-use Gravity peripherals that provide you with the simplest way to program. You will find the built-in LED in the top left corner of the board, next to the USB-C connector. Open two serial monitor windows simultaneously, edit the message to be sent in the "Send" column of one of the serial monitor windows, and the message should be displayed in the other serial monitor window, which proves that the Bluetooth communication between the two FireBeetle 2 ESP32-E development boards is successful. This user guide provides information on ESP32-S2-Saola-1, a small-sized ESP32-S2 based development board produced by Espressif. In the schematics of the FireBeetle 2, there is a built-in RGB led on the board: This RGB led is connected to the ESP32 pin IO5 (IO5/D8). I tested this with an 18650 lithium-ion battery and can confirm this is true. Schematics, PCB layout, Gerber and BOM files of ESP-Prog, a debug tool. Developers can either connect peripherals with jumper wires or mount ESP32-DevKitC V4 on a breadboard. The FireBeetle 2 ESP32-E board overview. Common ground for all power supplies and logics, When powered by 5V-USB, VCC outputs about 4.7V and 3V3 outputs 3.3V; When powered by 4V li-ion battery, VCC outputs about 4V and 3V3 outputs 3.3V(Actual measurement), Occupied when using USB power supply and serial printing, For controlling onboard LED by outputting digital signal, DAC_1Range: 0-255; Output Voltage: 0-3.3V, DAC_2Range: 0-255; Output Voltage: 0-3.3V, IO2/D9 (Connected to the on-board LED, and can't be used to test the touch sensing function), Compatible with DFRobot FireBeetle V2 Series, ESP32 Dual-core low power maincontroller, WiFi+BT4.0, Onboard Charging Circuit and PH2.0 li-ion Battery Port, Input Voltage: 3.3V-5.5V (Support USB Charging), Processor: Tensilica LX6 dual-core processor (One for high-speed connection; one for independent application development), Wi-Fi Protocol: 802.11 b/g/n/d/e/i/k/r (802.11nspeed up to 150 Mbps), A-MPDU and A-MSDU Aggregation, support 0.4us guard interval), Bluetooth Protocol: Bluetooth v4.2 BR/EDR and BLE standard compliant, On-chip Clock: 40MHz crystal, 32.768KHz crystal, Connector: FireBeetle V2 series compatible. When using Arduino for PWM LED dimming, you should follow the steps below: First, select a PWM channel. Refer to the GDI part of this page. And both USB and external DC can charge the Lipo battery directly. You will only be emailed about this product! FireBeetle was originally designed to be a high-performance and more Mini Arduino open-source development board series. This user guide provides information on ESP32-DevKitS(-R), an ESP32-based flashing board produced by Espressif. hardware, including overview, pin definitions, functional description, and electrical characteristics, etc. Once selected, you can edit the email content by entering the email subject in the "subject" field and the email body in the "Body" field. For LEDs, a frequency of 5000 Hz is suitable. . Espressif's documentation feedback link is now available.Submit your feedback! The on-board LED lights up when the button is pressed, and turns off when released. Project 1. It supports Arduino, IDF (linux), micropython etc. FireBeetle 2 ESP32-E development board has two hardware serial ports, and both of them are remappable. ESP32-S2-WROVER reference design resources, including schematics, PCB layout, gerber files, and BOM list. This document provides the specifications for the ESP32-SOLO-1 module. FireBeetle-ESP32 . Introduction. For ESP8266_RTOS_SDK V3.0 and later versions (ESP-IDF style). To obtain the GPIO status of the touch sensor, just need to call the touchRead function, whose function prototype is: uint16_t touchRead(uint8_t pin). The client can connect to the server and remotely control the on/off state of the LED. When the digital pin outputs high, the LED turns on. Debugging. Red LED for indicating charging status: 1. A: First off all, make sure the Network connection is in good condition. Smart Compost Bin Monitoring System -Based on 4G IoT and SHT20. Next, we'll learn how to light up the RGB LED without external hardware connections. Firebeetle ESP8266 is a development board integrated with IoT WiFi, TCP/IP, 32-bit MCU, 10-bit ADC and multiple interfaces such as HSPI, UART, PWM, I2C and I2S. Program function: Light up the on-board RGB LED and make it show red, green, blue and a randomly-mixed color in sequence repeatedly. https://download.dfrobot.top/FireBeetle/package_DFRobot_index.json to http://download.dfrobot.top/FireBeetle/package_DFRobot_index.json and reload it. This document introduces the specifications of ESP32-PICO-D4 hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc. description of firebeetle esp32 e schematic . ESP32 is a series of powerful, power-efficient, cheap microcontrollers that comes with integrated Wi-Fi and dual-mode Bluetooth. Using "2": In the properly configured Arduino IDE, either one works fine. ESP32, more powerful than any other Arduino, Project 4. This document summarizes the packing requirements of Espressifs chip products, including the packing method, packing-material dimensions, standard packing quantity, labels, dry-packing requirements and marking conventions. This guide mainly describes the production testing schemes available for Espressif Wi-Fi products (Wi-Fi module/Chip Onboard), thus providing reference for the production testing of customer products. Install the Bluetooth helper LightBlue from the app store on the phone and establish a BLE connection with the ESP32-E module. Most of the I/O pins are broken out to the pin headers on both sides for easy interfacing. Return value: the number of available bytes. The pin list for using GDI camera interface is shown below: When using FPC to connect the screen, please configure the corresponding pin numbers according to the GDL demo. Title [DFR0654]FireBeetle ESP32-E(V1.0).PDF Author: Administrator Created Date: 8/19/2021 2:34:10 PM Practically, the difference between previous Firebeetle ESP32 (SKU:DFR0478) and ESP32-E (SKU:DFR0654) did not matter, because I looked up the GPIO / Pin definitions from the DFRobot schematic and Wiki and did not use the Pin numbers like D<number>. Frequency range: 2.4~2.5 GHz. libat_core.a is AT Command Core, and it is the core of AT command, including the default AT instruction set, the AT command parsing, execution and responding. This document introduces the specifications of ESP8684-WROOM-07 hardware, including overview, pin definitions, functional description, and electrical characteristics, etc. This document provides the specifications of the ESP32-S3 series of chips. The getting started guide for the ESP-EYE AIOT development board. Download GDL library: https://github.com/cdjq/DFRobot_GDL. This document introduces the specifications of ESP32-S2-WROOM and ESP32-S2-WROOM-I hardware, including an overview, pin definitions, functional description, peripherals, electrical characteristics, etc. data, the data to be written (can be of type char, byte, int, long, or String). ESP-WHO is a face detection and recognition platform that is currently based on Espressif Systems'. This document introduces the flash encryption feature of ESP32. filename, the name of the file to check. FireBeetle 2 ESP32-E has a 12-bit ADC with a max output of 4095. Description: Ensure that data has been written to the SD card. STA+AP mode: The coexistence mode of the two modes, which can realize seamless switching between Internet control and local area network control. This document provides the specs of ESP-PSRAM64 & ESP-PSRAM64H. Please find it in the "help" folder of the zip file. This document introduces the Simple-Pair technology developed by Espressif. Schematics, PCB layout, gerber and BOM files of ESP32-S3-MINI-1, Schematics, PCB layout, gerber and BOM files of ESP32-S3-MINI-1U, Schematics, PCB layout, gerber and BOM files of ESP32-S3-WROOM-1, Schematics, PCB layout, gerber and BOM files of ESP32-S3-WROOM-1U. This document provides the specifications for the ESP32-PICO-V3 SiP. Schematics, PCB layout, Gerber and BOM files of ESP32-DevKitC-V4. When the program is uploaded, you can see the obtained time as shown in the figure below. The other day my friend asked me to help him remake his compost bin, he wants a device that allows him to remotely get the real-time temperature and humidity inside. This document provides users with technical information about Phy Init Bin. Now make it blink by programming. On-chip clock: 40MHz crystal and 32.768 KHz crystal. Off when fully charged or not charged; 2. Low-power consumption(the electricity current under ultra-low power is 10A), Quick Response(the top frequency is 400KHz), Support electric current of low power consumption: 10 A. It's easily programmable via Arduino IDE, and ideal for smart home IoT, industrial IoT applications, wearable devices . The guidelines outline recommended design practices when developing Audio products based on the ESP32. The sample code below will demonstrate how to drive the onboard LED using PWM to display a breathing light effect. 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Tilt Compensated Magnetic Compass, SEN0032 Triple Axis Accelerometer Breakout - ADXL345, SEN0219 Gravity Infrared CO2 Sensor For Arduino, SEN0224 Gravity I2C Triple Axis Accelerometer - LIS2DH, SEN0226 Gravity I2C BMP280 Barometer Sensor, DFR0067 DHT11 Temperature and Humidity Sensor, DFR0066 SHT1x Humidity and Temperature Sensor, SEN0250 Gravity BMI160 6-Axis Inertial Motion Sensor, SEN0251 Gravity BMP280 Barometric Pressure Sensors, SEN0253 Gravity BNO055 + BMP280 intelligent 10DOF AHRS, Triple Axis Accelerometer FXLN83XX Series, SEN0137 DHT22 Temperature and humidity module, SEN0227 SHT20 I2C Temperature & Humidity Sensor Waterproof Probe, SEN0246 URM08-RS485 Waterproof Sonar Range Finder, SEN0304 URM09 Ultrasonic Sensor (Gravity-I2C) (V1.0), SEN0300 Water-proof Ultrasonic Sensor ULS, SEN0301 Water-proof Ultrasonic Sensor ULA, SEN0307 URM09 Ultrasonic Sensor Gravity Analog, SEN0311 A02YYUW Waterproof Ultrasonic Sensor, SEN0312 ME007YS Waterproof Ultrasonic Sensor, SEN0313 A01NYUB Waterproof Ultrasonic Sensor, TOY0054 SI7021 Temperature and humidity sensor, SEN0236 Gravity I2C BME280 Environmental Sensor Temperature, Humidity, Barometer, SEN0248 Gravity I2C BME680 Environmental Sensor VOC, Temperature, Humidity, Barometer, SEN0308 Waterproof Capacitive Soil Moisture Sensor, SEN0019 Adjustable Infrared Sensor Switch, SEN0143 SHARP GP2Y0A41SK0F IR ranger sensor 4-30cm, SEN0013 Sharp GP2Y0A02YK IR ranger sensor 150cm, SEN0014 Sharp GP2Y0A21 Distance Sensor 10-80cm, SEN0085 Sharp GP2Y0A710K Distance Sensor 100-550cm, DFR0300-H Gravity: Analog Electrical Conductivity Sensor(K=10), DFR0300 Gravity Analog Electrical Conductivity Sensor Meter V2 K=1, SEN0161-V2 Gravity Analog pH Sensor Meter Kit V2, SEN0237 Gravity Analog Dissolved Oxygen Sensor, SEN0204 Non-contact Liquid Level Sensor XKC-Y25-T12V, SEN0244 Gravity Analog TDS Sensor Meter For Arduino, SEN0249 Gravity Analog Spear Tip pH Sensor Meter Kit For Soil And Food Applications, SEN0228 Gravity I2C VEML7700 Ambient Light Sensor, SEN0017 Line Tracking Sensor for Arduino V4, SEN0212 TCS34725 I2C Color Sensor For Arduino, SEN0245 Gravity VL53L0X ToF Laser Range Finder, SEN0259 TF Mini LiDAR ToF Laser Range Sensor, SEN0262 Gravity Analog Current to Voltage Converter (4~20mA), DFR0027 DFRobot Digital Vibration Sensor V2, SEN0038 Wheel Encoders for DFRobot 3PA and 4WD Rovers, DFR0052 Analog Piezo Disk Vibration Sensor, SEN0170 Wind Speed Sensor Voltage Type 0-5V, TOY0048 High Accuracy Dual Axis Inclinometer Sensor Arduino Gadgeteer Compatible, SEN0186 Weather Station with Anemometer Wind vane Rain bucket, SEN0230 Incremental Photoelectric Rotary Encoder - 400P R, SEN0232 Gravity Analog Sound Level Meter, SEN0233 Air Quality Monitor PM 2.5, Temperature & Humidity Sensor, DFR0515 FireBeetle Covers-OSD Character Overlay Module, ROB0025 NEW A4WD Mobile Robot with encoder, ROB0124 HCR Mobile Platform with Omni Wheels, ROB0128 Devastator Tank Mobile Platform Metal DC Gear Motor, DFR0265 IO Expansion Shield for Arduino V7, DFR0312 Raspberry Pi GPIO Extension Board, DFR0327 Arduino Shield for Raspberry Pi 2B and 3B, DFR0412 Gravity IO Expansion Shield For DFRduino M0, DFR0502 Gravity IO Expansion & Motor Driver Shield V1.1, DFR0518 Micro Mate- A Mini Expansion Board for micro bit, DFR0578 Gravity I O Expansion Shield for OpenMV Cam M7, DFR0577 Gravity I O Expansion Shield for Pyboard, DFR0626 MCP23017 IIC to 16 digital IO expansion module, DFR0063 I2C TWI LCD1602 Module Gadgeteer Compatible, DFR0154 I2C TWI LCD2004 Module Arduino Gadgeteer Compatible, TOY0005 OLED 2828 color display module .NET Gadgeteer Compatible, DFR0091 3-wire Serial LCD Module Arduino Compatible, DFR0347 2.8 TFT Touch Shield with 4MB Flash for Arduino and mbed, DFR0348 3.5 TFT Touch Shield with 4MB Flash for Arduino and mbed, DFR0387 TELEMATICS 3.5 TFT Touch LCD Shield, DFR0460 64x32 RGB LED Matrix - 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Rotation 300, 1.54" 240x240 IPS wide viewing angle TFT display, 2.0" 320x240 IPS wide viewing angle TFT display, 2.8" 320x240 IPS TFT resistive touch display, 3.5" 480x320 IPS TFT capacitive touch display, 1.51" OLED Transparent Display with Converter, http://download.dfrobot.top/FireBeetle/package_DFRobot_index.json, Program download and power supply, 4.75V-5.5V compatible. shilen savage pre fit barrels,