AW9523B IO Expansion Board for Raspberry Pi, Arduino, STM32, I2C Bus, Expands 16 I/O Pins, Allows Using 4 Expansion Boards at The Same Time by Modifying The I2C Addrtess, Expand up to 64 I/O Ports

Description

• AW9523B IO expansion board, controlled via I2C Bus, allows expanding 16 I/O ports by just using two wires, allows using 4 expansion boards at the same time, Expanding up to 64 I/O ports
• I2C address configurable by shorting the A0/A1 jumpers. output interrupt (INT) signal when changing the state of an input port
• Support driving 16-ch common anode constant current LED, 256-step linear dimming, current controllable
• Onboard voltage translator, compatible with 3.3V/5V level
• Provides two connector options: PH2.0 header and/or solder pads, allows multi I2C modules to be stacked

Overview
AW9523B IO Expansion Board, Controlled via I2C Bus, Allows using 4 Expansion Boards at the same time, Expanding up to 64 I/O ports

Features
1. I2C bus, allows expanding 16 I/O ports by just using two wires
2. Support driving 16-ch common anode constant current LED, 256-step linear dimming, current controllable
3. Output interrupt (INT) signal when changing the state of an input
4. I2C address configurable by shorting the A0/A1 jumpers
5. Provides two connector options: PH2.0 header and/or solder pads, allows multi I2C modules to be stacked
6. Onboard voltage translator, compatible with 3.3V/5V level
7. Comes with development resources and manual (examples for Raspberry Pi / micro:bit / Arduino / STM32)

Specification
Controller: AW9523B
Operating voltage: 3.3V/5V
IOs: 16
Interface: I2C
Low Standby Current<0.1A
Dimensions: 38x23mm

Package Content
1. AW9523B IO Expansion Board x1
2. PH2.0 6PIN wire x1

Note
Development Resources and Technical Support are provided, please feel free to contact us if you have any problem!

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