Waveshare AW9523B IO Expansion Board, I2C Interface, Expands 16 I/O Pins
₹499.00
- Controller: AW9523B
- Operating voltage: 3.3V/5V
- IOs: 16
- Interface: I2C
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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:
- VCC: Power input(3.3V/5V)
- GND: GND
- SDA: I2C Data input
- SCL: I2C Clock input
- INT: Interrupt output
- RST: Reset
Connect To STM32
Outline Dimensions:
Features:
- I2C bus, allows expanding 16 I/O ports by just using two wires
- Support driving 16-ch common anode constant current LED, 256-step linear dimming, current controllable
- Output interrupt (INT) signal when changing the state of an input port
- I2C address configurable by shorting the A0/A1 jumpers
- Provides two connector options: PH2.0 header 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 / 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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