MCP23017 IO Expansion Board I2C Interface Expands 16I/O Pins compatible for Raspberry Pi / micro:bit STM32 Custom PCB
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MCP23017 IO Expansion Board I2C Interface Expands 16I/O Pins compatible for Raspberry Pi / micro:bit STM32 Custom PCB

$9.00
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  DESCRIPTION   MCP23017 IO Expansion Board, I2C Interface, Expands 16 I/O Pins Overview The MCP23017 IO Expansion Board expands 2 signal pins as 16 I/O pins based on the I2C bus, up to 8 MCP23017 IO Expansion Board can be used at the same time, providing up to 128 I/O pins, it is compatible with both 3.3V and 5V levels. Features I2C controlled, expands 2 signal pins as 16 I/O pins I2C address configurable by shorting the A0/A1/A2 jumpers Provides two connector options: PH2.0 terminal and/or solder pads, allows multi I2C modules to be stacked Onboard voltage translator, compatible with 3.3V/5V level Comes with development resources and manual (examples for Raspberry Pi / micro:bit / Ard / STM32) Specifications Operating voltage: 5V/3.3V Interface: I2C Interrupt pins: INTA, INTB Expansion I/Os: 16 Dimension: 38mm × 23mm Mounting hole size: 2.0mm Interface Definition PIN I2C VCC Power supply, 3.3V/5V GND Ground SDA

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