Main view
search
  • Main view
  • Bottom view
  • Top view
ID: 1182940
zł23.95
Tax included

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

24h
Available
Available quantity: 4
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.
 

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 
1182940

You might also like

Other products in the same category (16)