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This IO expansion board based on the CH423 chip extends 24 digital ports via I2C, including 8 GPIOs with interrupt functions and 16 GPOs.
CH423 has a built-in current drive circuit that offers a 15mA continuous drive current, which can statically drive 24 LED tubes or dynamically drive 128 LEDs. This CH423 I2C to GPIO IO expander is suitable for projects involving LED tubes, dot matrix screens, light cubes, etc.
Applications:
- Driving LED lights
- Driving Dot matrix screen
- Driving Light Cubes
Features:
- 8 general input/output pins
- 16 general output pins
- Built-in driving circuit, up to 15mA continuous driving current
Package Includes:
1 x Gravity: CH423 I2C 24 Digital IO Expansion Module
1 x Gravity-4P I2C/UART Sensor cable
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- DFRobot Gravity: CH423 I2C 24 Digital IO Expansion Module
DFRobot Gravity: CH423 I2C 24 Digital IO Expansion Module
SIZE GUIDE
- Shipping in 10-12 Working Days
Description of product
This IO expansion board based on the CH423 chip extends 24 digital ports via I2C, including 8 GPIOs with interrupt functions and 16 GPOs.
CH423 has a built-in current drive circuit that offers a 15mA continuous drive current, which can statically drive 24 LED tubes or dynamically drive 128 LEDs. This CH423 I2C to GPIO IO expander is suitable for projects involving LED tubes, dot matrix screens, light cubes, etc.
Applications:
- Driving LED lights
- Driving Dot matrix screen
- Driving Light Cubes
Features:
- 8 general input/output pins
- 16 general output pins
- Built-in driving circuit, up to 15mA continuous driving current
Package Includes:
1 x Gravity: CH423 I2C 24 Digital IO Expansion Module
1 x Gravity-4P I2C/UART Sensor cable
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INFORMATION
ACCOUNT
ADDRESS
Tenet Technetronics# 2514/U, 7th 'A' Main Road, Opp. to BBMP Swimming Pool, Hampinagar, Vijayanagar 2nd Stage.
Bangalore
Karnataka - 560104
IN
Tenet Technetronics focuses on “Simplifying Technology for Life” and has been striving to deliver the same from the day of its inception since 2007. Founded by young set of graduates with guidance from ardent professionals and academicians the company focuses on delivering high quality products to its customers at the right cost considering the support and lifelong engagement with customers. “We don’t believe in a sell and forget model “and concentrate and building relationships with customers that accelerates, enhances as well as provides excellence in their next exciting project.