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Waveshare AW9523B IO Expansion Board, I2C Interface, Expands 16 I/O Pins

677.15 (Including tax)

  1. Controller: AW9523B
  2. Operating voltage: 3.3V/5V
  3. IOs: 16
  4. Interface: I2C

Discount per Bulk Quantity

QuantityDiscountPrice
5 - 105%643.28 (Including tax)
11 - 208%622.96 (Including tax)
21 - 4010%609.43 (Including tax)
41 - 10012%595.89 (Including tax)

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SKU: rz24312652 Category:
Description

AW9523B use I2C interface, allows using 4 expansion boards at the same time by modifying the i2c address, expand up to 64 I/O ports.

Pin configuration:

  1. VCC: Power input(3.3V/5V)
  2. GND: GND
  3. SDA: I2C Data input
  4. SCL: I2C Clock input
  5. INT: Interrupt output
  6. RST: Reset

Connect To STM32

AW9523B IO Expansion Board details 9

Outline Dimensions:

AW9523B IO Expansion Board details size


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 port
  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)

Packages Includes:

1 x Waveshare AW9523B IO Expansion Board, I2C Interface, Expands 16 I/O Pins

Additional information
Controller

AW9523B

Operating voltage

3.3V/5V

IOs

16

Interface

I2C

Operating Temperature

-40-85℃

Current

<0.1µA

Dimensions

38x23mm

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