Adafruit PCF8575 I2C 16 GPIO Expander Breakout
STEMMA QT/Qwiic breakout for the PCF8575 16-bit I2C GPIO expander. Exposes sixteen quasi-bidirectional I/O pins over I2C with address jumpers and interrupt output support.
Pinout
3 grouped source records are expanded into separate logical pads where unambiguous; physical placement is not implied.
- VINType · Power
- 3VoType · Power
- GNDType · Ground
- SCLType · I2C
- SDAType · I2C
- STEMMA QTQwiicType · Unknown
- INTType · Signal
- A0A1A2Type · Analog
- P00-P07Type · GPIO
- P10-P17Type · GPIO
| Pin | Type |
|---|---|
| VIN | Power |
| 3Vo | Power |
| GND | Ground |
| SCL | I2C |
| SDA | I2C |
| STEMMA QTQwiic | Unknown |
| INT | Signal |
| A0A1A2 | Analog |
| P00-P07 | GPIO |
| P10-P17 | GPIO |
3 grouped source records are expanded into separate logical pads where unambiguous; physical placement is not implied.
Pin details
10 connections- VINPower
- 3VoPower
- GNDGround
- SCLI2C
- SDAI2C
- STEMMA QTQwiicUnknown
- INTSignal
- A0A1A2Analog
- P00-P07GPIO
- P10-P17GPIO
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