Product Description
The MCP23017 IO Expansion Board extends 2 signal pins to 16 I/O pins based on the I2C bus.
Up to 8 expansion boards can be used simultaneously.
- I2C controlled, extends 2 signal pins as 16 I/O pins- I2C address configurable by short-circuiting the A0/A1/A2 bridges- offers two connection options: PH2.
0 Terminal and/or solder pads- integrated voltage converter, compatible with 3.3 V / 5 V level- Supplied with development resources and manualTechnical data- Operating voltage: 5 V / 3.3 V- interface: I2C- Interrupt pins: INTA, INTB, INTB- Expansion I/Os: 16- Mounting hole size: 2.0 mm- Dimensions: 38 × 23 mmDocumentation and downloads can be found here:www.waveshare.com/wiki/MCP23017_IO_Expansion_Board
