Gravity: Digital Buzzer For Arduino Introduction
Here is the simplest sound making module that you can use High/Low to drive it. Just change the frequency it buzz, you can hear different sound. It is widely used on your daily application, like PC, refrigerator,phones and so on. And you also can create many interesting interactive project with this small but useful module.
To ease the difficult of using this senso..
2 - 3 Days
3W mini audio stereo amplifier Introduction
This is a mini stereo amplifier. It is a fully functional, two-channel audio amplifier, with an integrated sleep mode function. You can disable it on your sketch if you are not using it or not needed by connecting the sleep pin on your board. It‘s specially good for some DIY project.
Power Supply: DC 3.6-5.5V (DO NOT apply over 5.5V, it damag..
Bluetooth Audio Receiver and Playback Module (Bluetooth 4.0) Introduction
This Bluetooth Audio receiver module includes a USB port and TF card slot. With a pre-amp output, you can drive headphones or a 3W speaker directly. You can also add an active power amplifier and connect a loudspeaker. The module supports MP3, WMA, WAV and lossless FLAC audio formats.This module supports playback from TF or USB flash drive. All playback is controlled by..
DFPlayer - A Mini MP3 Player For Arduino Introduction
Sing for the moment! The DFPlayer Mini is a small and low cost MP3 module player with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an Arduino UNO or any other with RX/TX capabilities.
The DFPlayer perfectly integrates hard decoding module, whi..
Gravity 4Pin Sensor Adapter Introduction
This is Gravity 4Pin sensor adapter which is special designed for 4Pin sensor. We have optimized its connection interface to make it compatible with gravity interface. And the press type terminal will provide you a good experience for the wire connection, press and connect.
The adapter has two kinds of power supply, 3.3V and 5V power switch, easy to use and good compatibility
Gravity: 386AMP Audio Amplifier Module (Arduino compatible) Introduction
This DFRobot 386AMP audio amplifier module uses the National Semiconductor LM386 audio power amplifier chip. It has 20 voltage gain.
In the 6V power supply, it's static power consumption of only 24mW, the module is suitable for battery-powered forum. The 386AMP audio amplifier can be connected to MIC or MP3 acoustic sensor module, the sound from the speake..
Gravity: DC Fan Module Introduction Make an air aerial propeller vessel, a cooling system, or spinning machine with this small fan module. It comes with a propeller, a 15,000 rpm motor and cable. Add flavor to your own interesting projects with this module. This module is commonly used for STEM class.
Speed (no load)：15000 rpm
Gravity: Digital I2C Signal Isolator Introduction
Gravity: Digital Signal Isolator is capable of isolating I2C digital signal and providing isolated power to the sensor module, effectively preventing mutual interference between the sensor modules. This digital signal isolator can be used for multi-parameter water quality detection systems to prevent water quality sensors from interfering with each other.
In many cases, interferen..
Gravity: Digital Speaker Module Introduction
This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiometer.
The module has various advantages (e.g. a compact footprint, simple interface, wide voltage input range, long service life). It can be used with an Arduino I/O expansion shield for interactive, sound related..
Gravity: I/O Expansion Shield for OpenMV Cam M7 Introduction
Gravity: I/O Expansion Shield for OpenMV Cam M7 is an expansion shield specially designed for the OpenMV Cam M7. It is compatible with various sensors and electronic modules of Gravity series, plug and play, no soldering required. It not only helps you avoid the complex wiring , welding and other operations, but also helps you quickly complete wiring and get started with the sensor..
Gravity: I/O Expansion Shield for Pyboard Introduction
Gravity: I/O Expansion Shield for pyboard is an multifunctional expansion shield specially designed for pyboard v1.1. It is compatible with various sensors and electronic modules of Gravity series, plug and play, no soldering required. It not only helps you avoid the complex wiring , welding and other operations, but also helps you quickly complete wiring and get started with the sen..
Gravity: Joystick Module V2 Introduction
Lots of robot projects need joystick. This updated joystick module V2 provides an affordable solution. Simply connect to two analog inputs, the robot is at your commands with X,Y control. It also has a switch that is connected to a digital pin. This joystick module can be easily connect to Arduino by our IO Expansion Shield with supplied cables.
Notice: The ..
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Gravity: Vibration Motor Module For Arduino Introduction
Have you ever wondered how to implement a vibration motor in your project, like you would find in a mobile phone? The latest vibration module in the DFRobot "Gravity" series will give you in-depth understanding of the principles of vibration motors. This module uses a high quality vibration motor that is the size of a coin. With this little vibration motor module, you can make so..
Gravity:Digital IR Receiver Module Introduction
Infrared devices are widely used, and often for remote controlled devices. With this IR receiver, your Arduino project is now able to receive command from any IR remote controller.
Well, it will be also easy to make your own IR controller using IR transmitter.
Gravity:Terminal Sensor Adapter V2.0 Introduction
This is universal sensor adapter V2.0, it can be accessed by digital input modules and analog input module. The module with Arduino sensor expansion board, in combination.Improvment compare with the old version,we add a 10K resistor between A & B, A & C respectively,so that you needn't to connect a addition resistor while the sensor must have a pull-up or pull..
LilyPad Buzzer Introduction
This is a small buzzer for the LilyPad system. Use 2 I/O pins on the LilyPad main board and create different noises based on the different frequency of I/O toggling. Loud enough to hear inside a pocket but not obtrusively loud.
LilyPad is a wearable e-textile technology developed by Leah Buechley and cooperatively designed by Leah and SparkFun. Each LilyPad was creativel..