This IO expansion board based on the CH423 chipextends 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
| Brand/Manufacturer | Generic |
| Country Of Origin | China |
| Packer / Importer Address | Constflick Technologies Limited, Building No 13 and 14, 3rd Floor, 2nd Main, Siddaiah Road, Bangalore, Karnataka - 560027 India. |
| MRP | Rs. 0 (Inclusive of all Taxes) |
* Product Images are shown for illustrative purposes only and may differ from actual product.
DFRobot Gravity: CH423 I2C 24 Digital IO Expansion Module
- Product Code: EC-21077
- Availability: Out Of Stock
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Rs.404.00
- (Excluding 18% GST)