Products
Categories
- Main categories
-
- 3D PRINTING
- ARDUINO
- AUTOMATION
- BOOKS
- CYBERSECURITY
- EDUCATION
- ELECTRONICS
- Cables
- Cameras and accessories
- Communication
- Conductive materials
- Connectors
- ARK connectors (Terminal Block)
- Coaxial connectors (RF)
- Connectors
- Crocodile clip
- D-Sub drawer connectors
- DC power connectors
- FFC/FPC ZIF connectors
- Goldpin connectors
- IDC connectors
- JACK connectors
- JST connectors
- Jumpers
- Memory cards slots
- Other connectors
- Pogo pin
- RJ45 sockets
- Slip ring connector
- Supports
- Szybkozłącza
- USB connectors
- USB PD Adapters for Laptops
- Cooling
- Displays
- Electronic modules
- A/D and D/A converters
- Audio
- Barcode readers
- CAN converters
- Converters USB - UART / RS232
- Data logger
- DDS/PLL generators
- Digital potentiometers
- Encoders
- Expanders of the I/O
- Fingerprint readers
- HMI modules
- Image and video
- JTAG accessories
- Keyboards, buttons
- LED drivers
- Memory card readers
- Memory modules
- Modules with power outputs
- Motor controllers
- Power modules
- RS485 converters
- RTC modules
- Servo Controllers
- TSOP infrared receivers
- USB Converters - I2C / 1-Wire / SPI
- Voltage converters
- Gadgets
- GPS
- Intelligent clothes
- LED - diodes, displays, stripes
- Luminous wires and accessories
- Memory cards and other data storages
- Passive elements
- PC accessories
- Printers
- Prototype boards
- Relays
- Semiconductors
- A/C converters (ADC)
- Analog systems
- Audio systems
- Bridge rectifiers
- Button
- D/A Converters (DAC)
- DDS synthesizers
- Digital circuits
- Diodes
- Drivers of motors
- DSP microprocessors
- Energy counters
- Energy harvesting
- ESD security
- IGBT drivers and bridges
- Interface systems
- LED drivers
- Logic converters
- Memory
- Microcontrollers
- Optotriacs and optocouplers
- Other
- PLL generators
- Power systems
- Programmable systems
- Resetting systems
- RF systems
- RTC systems
- Sensors
- SoC systems
- Timery
- Touch sensors
- Transistors
- Sensors
- Accelerometers
- Air humidity sensors
- Air quality sensors
- Current sensors
- Distance sensors
- Flow sensors
- Gas sensors
- Gyroscopes
- Hall sensors
- Humidity sensors
- Infrared sensors
- Light and color sensors
- Liquid level sensors
- Magnetic sensors (compasses)
- Medical sensors
- Motion sensors
- PH sensors
- Position sensors
- Pressure sensors
- Pressure sensors
- Reflection sensors
- Sensors 6DOF/9DOF/10DOF
- Sensors of liquid quality
- Temperature sensors
- Vibration sensors
- Sound transducers
- Switches and buttons
- Cables
- FPGA DEVELOPMENT KITS
- Measuring devices
- MECHANICS
- MINICOMPUTERS (SBC)
- POWER
- RASPBERRY PI
- Accessories for Raspberry Pi
- Audio video cables for Raspberry Pi
- Case Raspberry Pi
- Cooling for Raspberry Pi
- Displays for Raspberry Pi
- Extension modules for Raspberry Pi
- Memory cards for Raspberry Pi
- Power for Raspberry Pi
- Raspberry Pi 3 model A+
- Raspberry Pi 3 model B
- Raspberry Pi 3 model B+
- Raspberry Pi 4 model B
- Raspberry Pi 400
- Raspberry Pi 5
- Raspberry Pi cameras
- Raspberry Pi Compute Module
- Raspberry Pi model A/ B+/2
- Raspberry Pi Pico
- Raspberry Pi prototyping
- Raspberry Pi Zero
- Raspberry Pi Zero 2 W
- RETIRED PRODUCTS
- SALE
- STARTER KITS, PROGRAMMERS, MODULES
- Atmel SAM
- Atmel Xplain
- AVR
- Coral
- DFRobot FireBeetle
- ESP32
- ESP8266
- Feather / Thing Plus
- Freedom (Kinetis)
- M5Stack
- Micro:bit
- Nordic nRF
- Other development kits
- Particle Photon
- Peripheral modules
- PIC
- Raspberry Pi RP2040
- RFID
- RISC-V
- Seeed Studio LinkIt
- Segger programmers
- SOFTWARE
- Sparkfun MicroMod
- STM32
- STM32 Discovery
- STM32 MP1
- STM32 Nucleo boards
- STM8
- Teensy
- Universal programmers
- WRTNode
- XIAO/Qt PY
- Atmel SAM
- WORKSHOP
- Adhesives and gluers
- Chemistry
- CNC milling machines
- Crimping tools
- Dispensing needles
- Heat-shrink tubing
- Insulation strippers
- Knives and scissors
- Laboratory power supplies
- Mikroskopy
- Mini drills and grindrers
- Organizers
- Power strips
- Power tools
- Safety glasses
- Soldering
- Antistatic mats and accessories (ESD)
- BGA balls
- BGA rework stations
- Brushes and ESD brushes
- Desoldering Wick
- Handles, magnifiers
- Heat guns
- Heaters and soldering irons
- Laminates
- Portable soldering irons
- Silicone Soldering Mats
- SMD Accessories
- Soldering accessories
- Soldering chemistry
- Soldering irons
- Soldering pastes
- Soldering pots
- Soldering stations
- Soldering tips
- Sponges and cleaners
- Stand for soldering irons
- Tin
- Tin extractors
- Ultrasonic cleaners
- Tapes (aluminum, kapton, copper, insulating)
- Tools
- Tweezers
- Vices
- 3D PRINTING
New products
New products
zł19.47 tax excl.
A 24-channel input/output port expander module controlled by an I2C interface. It was based on the CH423 chip and equipped with a Gravity connector. DFRobot DFR0979
Free shipping
free shipping in Poland for all orders over 500 PLN
Same day shipping
If your payment will be credited to our account by 11:00
14 days for return
Each consumer can return the purchased goods within 14 days
Description
A 24-channel input/output port expander module controlled via I2C interface. It is based on the CH423 chip. Each IO pin can be configured as an input or output, including 8 with a hardware interrupt function. The maximum output current should not exceed 15 mA, and the pins are compatible with 3.3 V and 5 V. The expander will prove useful for LED lighting or matrix display projects. Full documentation is available on the product wiki page.
Features
- Chip: CH423
- Number of IO: 24 (input, output)
- 8 pins with interrupt function
- IO current capacity: 15 mA
- I2C interface
- I2C address: 0x20 to 0x3F
- Operating voltage: 3.3 V or 5 V
- Operating temperature: -20°C to 80°C
- Dimensions: 40 x 37 mm
Kit contains
- Gravity Module: CH423 I2C 24 Digital IO Expansion
- Gravity I2C/UART 4-pin cable
You might also like
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
A set of 10 cables, 30 cm long, compliant with the Gravity standard. DFRobot FIT0513
Other products in the same category (16)
Module with 16 digital outputs. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP8027ADAM
No product available!
Module with 16-channel PCF8575 IO expander controlled by the I2C interface. Equipped with a STEMMA QT connector. Adafruit 5611
32-channel IO expander with 7 analog inputs with 10-bit resolution. Communicates via USB interface. It has compact dimensions, making it suitable for small devices. Version with connector at the bottom. Numato Lab GP320002-B
No product available!
Module with IO expander equipped with 14 inputs/outputs, including 8 connected to the ADC converter and 6 to PWM outputs. It communicates via the I2C interface and is compatible with the Raspberry Pi. Pimoroni PIM517
DAQ device based on USB communication and equipped with 8 counter inputs, 4 PWM outputs and 8 digital IOs. Digilent 6069-410-028
No product available!
64-channel IO expander with 32 analog inputs. It communicates via the USB interface. Numato Lab GP640001
No product available!
6-port IO port expander for M5Stack kits. It is equipped with 6 Grove connectors, it is based on the ATmega328 microcontroller, which communicates via the I2C interface. M5Stack PbHUB Unit
8-channel IO expander with 6 analog inputs. Communicates via the Bluetooth wireless interface. Numato Lab BTIO001X
DAQ device based on USB communication and equipped with 96 digital inputs/outputs and a 32-bit counter. Digilent 6069-410-032
No product available!
16-channel IO expander with 7 analog inputs. It communicates via the USB interface. Numato Lab GP160001
Module with a 16-channel GPIO expander with the ability to control LEDs. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4886
Module with 16-channel IO expander MCP23017 controlled by the I2C interface. Designed for minicomputers Raspberry Pi. Adafruit 4132
16-channel PoE GPI/GPO module enabling connection of a PC to other electronic circuits via a network. It does not need a separate cable for power and data transmission. It can be controlled via a simple web interface or Telnet. Numato Lab NLGP1001-A
No product available!
8-channel IO expander with 6 analog inputs. It communicates via the USB interface. Version without Pull-Up resistors. Numato Lab GP80001
Module with 8 digital inputs and 4 relays with a maximum switching current of 2 A. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP8024ADAM
32-channel IO expander with 14 analog inputs. The board communicates via the Ethernet interface. Numato Lab GPETH320001
No product available!