Rural Women Development Centre from morang,Nepal distributed the warm clothes to the needy people. They manage it possible by collecting fund from working staffs and management committe.
MCP23017 is the I/O port extender that runs on 12C. It is 16-bit I/O expender.in this tutorial we are going to interface the single and multiple mcp23017 with arduino. fig:- mcp32017 module IT has 16 I/O ports from PA0 to PA7 and PB0 to PB7. first of all we are going to interface the single mcp23017 with Arduino. For this connect the circuit as shown on figure. Download the library for mcp23017 from sketch-- include library -- manage libraries.