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AITIAO 10Pcs PCF8575 IO Expander Board Module I2C to 16 IO Extension Module I2C Communication Control 16 bit SMBus I/O Ports
- Available library: PCF8575; I2C address: 0x20(default),can be modified by installing A1 and A2.
- Working voltage: 2.5 - 5.5V DC; Working current: 100mA(MAX)
- The PCF8575 is controlled through an I2C interface and features 16-bits of quasi-bidirectional input/output pins.
- Open-drain interrupt output pin for input change interrupt.
- The PCF8575 IO expander board is great for R3 and other MCU to control simple relay, buzzer, button, led.
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Overview
Specs
Reviews
AITIAO 5Pcs PCF8575 IO Expander Board I2C to 16 IO IIC I2C I/O Extension Shield Module DC 2.5 - 5.5V I2C communication control 16
IO portsFeatures: Available
library: PCF8575
Working voltage: 2.5 - 5.5V
DC Working current: 100mA (MAX)
I2C address: 0x20 (default), can be modified by installing A1 and A2. 16 individually addressable pins. Each pin configurable for input or output Open-drain interrupt output pin for input change interrupt. Great for R3 and other MCU to control simple relay, buzzer, button, led.
Size: 4x 2.1 cm/ 1.57 x 0.83 inchNote: On board 3.3V level converter circuit, if you donot solder VCC-VDD pad, the PCF8575 level is 3.3V. If you solder it, the level will be the same with VCC
Package Included: 10Pcs PCF8575 IO Expander Board Module
IO portsFeatures: Available
library: PCF8575
Working voltage: 2.5 - 5.5V
DC Working current: 100mA (MAX)
I2C address: 0x20 (default), can be modified by installing A1 and A2. 16 individually addressable pins. Each pin configurable for input or output Open-drain interrupt output pin for input change interrupt. Great for R3 and other MCU to control simple relay, buzzer, button, led.
Size: 4x 2.1 cm/ 1.57 x 0.83 inchNote: On board 3.3V level converter circuit, if you donot solder VCC-VDD pad, the PCF8575 level is 3.3V. If you solder it, the level will be the same with VCC
Package Included: 10Pcs PCF8575 IO Expander Board Module
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- Return for refund within: 15 days
- Return for replacement within: 30 days
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