ESD Lab / Mbed 2 deprecated Lab1

-extracredit

Dependencies:   mbed

main.cpp

Committer:
sheldonfernandes2404
Date:
2015-01-28
Revision:
0:574e155464d5

File content as of revision 0:574e155464d5:

#include "mbed.h"
#include "MCP23S17.h"

//------------------------------//
SPI spi(p5, p6, p7);
char Opcode1 = 0x40;
char Opcode2 = 0x42;
MCP23S17 chip1 = MCP23S17(spi, p20, Opcode1);
MCP23S17 chip2 = MCP23S17(spi, p20, Opcode2);
//-------------------------------//

int main()
{

    chip1.direction(PORT_A, 0x00); //output
    chip2.direction(PORT_B, 0xFF); //input

    while (1) {

        if(chip2.read(PORT_B)) {
            chip1.write(PORT_A, 0x00);
        } else {
            chip1.write(PORT_A, 0xAA);
        }


    }

}