PCF8575 PCF8575TS 16 I/O Expander Controller Module DC 2.5-5.5V IIC I2C Interface For R3 MCU Controlling Relay Button Buzzer

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Pcf8575 pcf8575c iic i2c i/o extension shield module 16-bit 400khz smbus i/o ports for arduino

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1pcs mcp23017 serial interface module iic i2c spi mcp23s17 bidirectional 16-bit i/o expander pins 10mhz serial interface module

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Pcf8575 iic i2c i/o extension shield module 16 bit smbus i/o ports for arduino

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1pcs mcp23017 serial interface module iic i2c spi mcp23s17 bidirectional 16-bit i/o expander pins 10mhz serial interface module

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I2c iic 4x4 matrix 16 keypad keyboard module 16 button mcu for arduino

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Mcp23017 serial interface module iic i2c spi mcp23s17 bidirectional 16-bit i/o expander pins 10mhz serial interface module

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Nano i/o io expansion sensor shield module for arduino uno r3 nano v3.0 3.0 controller compatible board i2c pwm interface 3.3v

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Nano i/o io expansion sensor shield module for arduino uno r3 nano v3.0 3.0 controller compatible board i2c pwm interface 3.3v

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Nano i/o io expansion sensor shield module for arduino uno r3 nano v3.0 3.0 controller compatible board i2c pwm interface 3.3v

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Incomplete data

Nano i/o io expansion sensor shield module for arduino uno r3 nano v3.0 3.0 controller compatible board i2c pwm interface 3.3v

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Mcp23017 serial interface module iic i2c spi bidirectional 16-bit i/o expander pins 10mhz serial interface module

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