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Description
Descriptions:
- Are the I / O pins exhausted? This great module allows the user to expand up to 16 i / o using only two i / o for control. The PCF8575 is controlled via an I2C interface and features 16-bit near-bi-directional input / output pins.
- On board 3.3V level converter circuit, if you don't solder pad of VCC-VDD, the PCF8575 level is 3.3V. If you solder it, the level will be the same with VCC
Characteristics:
- Your available library: PCF8575
- Operating voltage: 2.5-5.5VDC
- Operating current: 100mA (max)
- I2C address: 0x20 (default), can be modified by soldering A1 and selection pads A2.
- 16 individually addressable pins.
- Each pin configurable for input or output
- Open drain interrupt output pin for input change interruption.
- Ideal for UNO R3 and other MCUs to control simple relay, buzzer, button, led.
- Size: 4x2 1cm / 1.57x0.83inch
- Quantity: 1 Pc
- Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
- Download ip: http: //www.winddeal.net/image2/tools/1A40590.rar
Package includes:
- 1pc x expander module 1
