Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
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  • Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
  • Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
  • Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
  • Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
  • Gravity: CH423 I2C 24 Digital IO Expansion - GPIO expander module
ID: 1182940
5902186310797
zł22.83
Tax included

zł18.56 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

4 weeks
Awaiting delivery
Kamami is the official distributor of DFRobot modules and development kits. All boards of this brand in our offer are original and come directly from the manufacturer.

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 
1182940

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

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