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Adafruit pin expander equipped with PCF8575 chip. It has as many as 16 pins of GPIO inputs/outputs, thanks to which increases the design possibilities of the mo..
Adafruit pin expander equipped with MCP23017 chip. It allows you to extend the number of pins of modules such as Arduino or Raspberry Pi by an additional 16 I/..
Module with multiplexer that allows to connect 8 different digital I2C buses to one interface, for each, there are separate pins SDA (bus of data line) and SCL ..
Data storage module EEPROM from series Gravity, allows memory expansion on the data with 256 KB in Arduino. Communication via the I2S interface. It saves data d..
This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.It works with both digital and analog signals (the vo..
Waveshare pins expander based on the AW9523B chip. It extends the functionality of the Arduino or Raspberry Pi with 16 additional I/O pins. It uses the I2C inte..
The SparkFun Multiplexer Breakout provides access to all pins and features of the 74HC4051, an 8-channel analog multiplexer/demultiplexer. The 74HC4051 allows y..
STEMMA QT/Qwiic hub manufactured by Adafruit. The module has been equipped with 5 leads enabling rapid prototyping, thanks to which additional peripheral device..
Grove, I2C hub splitter
Seeedstudio
I2C Hub allows you to connect several modules to a single connector of the I2C bus on the Base Shield v2 board. By using the splitter you can connect 7 Grove se..
The system allows increasing the number of pins (up to 8) of a microcontroller (including mini-computer Raspberry Pi). It communicates with the central unit via..
The system allows increasing the number of I/O (up to 8) of a microcontroller (e.g. Arduino module). Communicate with the central unit via the I2C bus (TWI).Spe..
The system allows increasing the number of pins (up to 16) of the microcontroller (including minicomputer of Raspberry Pi). It communicates with the central uni..
The chip allows increasing the number of pins (up to 8) of a microcontroller (including Raspberry Pi minicomputer). It communicates with the CPU via the SPI bus..
I2C hub splitter allows to connect several modules and peripherals to one I2C connector. Thanks to the DFR0759 hub you can connect up to 8 Gravity series sensor..
Grove, 4-pin screw connection
Seeedstudio
Module from the Grove series with a 4-pin screw connection of 3.5 mm. It is designed to connect the cables with a diameter of 0.2 mm to 0.8 mm for the microcont..
Grove, I2C hub, 6 ports, Seeedstudio 103020272
Seeedstudio
I2C hub extending BaseShield overlay or Seeeduino module with 5 additional I2C ports (1 port serves as I2C input). Module dimensions are 40 x 20 mm. The device ..
If you need some memory in Arduino projects and EEPROM in ATmega chip is too limited then this I2C EEPROM module is your best choice. It is based on the EEPROM ..
Qwiic Mux, a 4-channel module with I2C multiplexer from SparkFun. The module enables communication with many I2C peripherals that have the same bus address, an..
Expansion board with 16 GPIOs with I2C interface, which means that to make full use of all pins, it is sufficient to connect two wires to the microcontroller. S..
The module is based on a DS2413 which has two GPIO pins type Open Drain. It allows you to have two GPIO pins controlled from one microcontroller pin. It also wo..
