I2C to GPIO IO Expander Breaktout Board CH423
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$1.30
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Description
I2C to GPIO IO expander breakout board, you can use it for applications like remote IO expander, digital potentiometer, segment display driver etc
Based on low cost chip CH423. You can replace with similar chips like PCF23017, PCF8574, etc
- 8 Bidirectional IO ports IO0-IO7
- 16 Output-only IO ports: OC0 – OC15
- 3-5V power supply, compatible I2C interface
Additional information
Weight | 0.015 kg |
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