4-digit, 8-segment LED display module with 8-step brightness adjustment. There is a Gravity connector on the board, which allows you to easily connect the module to the control board. Communication with the display takes place via the I2C interface. On the Wiki page there is a user manual and sample programs.

Data sheet
Manufacturer BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
Responsible person BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
Arduino Uno Rev3 is a popular board with Atmel ATmega328 microcontroller from the AVR family, there are 14 I / O lines, 6 PWM channels and 6 analog inputs. The additional ATmega16U4 microcontroller realizes communication via the USB interface. Arduino A000066
Expansion board for Arduino, allows easy connection of XBee modules, has separate outputs for I2C, SPI and UART buses. The built-in 3.3V voltage stabilizer and operating mode switch make it easier to program the Arduino when the XBee module is connected to the sockets. DFRobot DFR0265
Board with ATmega1280 microcontroller from the AVR family, the user has 54 I/O lines, 14 PWM channels, 16 analog inputs. DFRobot DFR0003
No product available!
4-digit, 8-segment LED display module with 8-level brightness adjustment. Communication via the I2C interface. DFRobot DFR0645-R
360° encoder module with LED indicators. It communicates via the I2C interface (Gravity connector). DFRobot SEN0502
No product available!
Gravity: Digital Crash sensor is a microswitch module (right) often called a limit switch. The module is powered by 5V voltage and has a digital two-state output. DFRobot SEN0138-R
Conductivity Sensor Switch DFRobot is a touch button that allows you to change the sensor output status by connecting terminals (positive and negative) using metal, human body or fruit and plants. It is powered by 3.3 ... 5 V. DFRobot SEN0223
No product available!
Gravity: Joystick Module V2 is a joystick module with two analog outputs (X and Y axis) and a digital output (Z axis) supplied with 3.3 ... 5V voltage. DFRobot DFR0061
Module with an IR transmitter operating at a frequency of 38kHz. The module is supplied with the voltage from 3 to 5V. FRobot DFR0095
Module with green LED, digitally controlled. Perfect for people starting to play with Arduino. Equipped with a Gravity interface. DFRobot DFR0031-G
Expansion module for the OpenMV Cam M7 camera. The board has connectors compatible with the Gravity standard. It has digital, analog, serial and I2C pins. DFRobot DFR0578
No product available!
Gravity: I2C VEML7700 Ambient Light. Sensor SKU. SEN0228
Module with an analog MQ8 hydrogen sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0133
A sensor that detects the concentration of hydrogen. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0473
No product available!
A digital shock sensor that detects hand shake. The spring-type vibration switch allows you to output pulses when the user shakes once in a certain direction. DFRobot SEN0289
I2C multiplexer module with TCA9548A system. Allows you to connect up to 8 devices. The system works like a gateway - it transmits I2C interface data to one of the 8 main busses. This allows you to connect up to 8 devices with the same address. DFRobot DFR0576
Gravity: Vibration Motor Module is a module with a small vibration motor powered by 5V voltage, controlled by a binary signal (high / low state) or using a PWM signal. DFRobot DFR0440
Gravity: Formaldehyde (HCHO) Sensor is a module for measuring the concentration of formaldehyde (methane) in the air. It can be supplied with voltage in the range of 3.3 ... 6V. DFRobot SEN0231
Module with barcode and QR scanner. It allows you to read one-dimensional and two-dimensional codes and communicates via the I2C and UART interface. DFRobot SEN0486
4-digit, 8-segment LED display module with 8-level brightness adjustment. Communication via the I2C interface. DFRobot DFR0645-G