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MCP23017 Input Using I2C

Posted on by c00kiemon5ter Posted in Arduino Tutorials — 2 Comments ↓

Required Hardware Arduino Board Breadboard Breadboard Jumper Cables MCP23017 Expander LEDs Resistors 470ohm The MCP23017 is a 16-bit, general purpose parallel I/O port expander for I2C bus applications. The 16-bit I/O port functionally consists of two 8-bit ports (PORTA and…

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MCP23017 Output Using I2C

Posted on by c00kiemon5ter Posted in Arduino Tutorials — No Comments ↓

Required Hardware Arduino Board Breadboard Breadboard Jumper Cables MCP23017 Expander LEDs Resistors 470ohm The MCP23017 is a 16-bit, general purpose parallel I/O port expander for I2C bus applications. The 16-bit I/O port functionally consists of two 8-bit ports (PORTA and…

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Get extra 16 lines of I/O with MCP23017

Posted on by c00kiemon5ter Posted in Arduino Tutorials — No Comments ↓

Required Hardware Arduino Board Breadboard Jumper Cables MCP23017 Expander LEDs Resistors 470ohm Resistors 10K Tact Switches The MCP23017 provides an easy, cheap and effective solution by providing an extra 16 lines of I/O which can be written to and read…

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Interfacing with a DS1307 I2C RTC

Posted on by c00kiemon5ter Posted in Arduino Tutorials — No Comments ↓

Required Hardware DS1307 RTC Crystal 32.768 Capacitor Battery Holder Battery 2032 Breadboard Jumper Cables The DS1307 is actually a very simple I2C chip. It just gives you back 7 bytes of information that is the time.

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