Penn Electric Racing / Mbed 2 deprecated SystemManagement

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Dependencies:   mbed CANBuffer Watchdog MODSERIAL mbed-rtos xbeeRelay IAP

Fork of SystemManagement by Martin Deng

PollSwitch/PollSwitch.h

Committer:
martydd3
Date:
2014-10-01
Revision:
0:e516fcccccda
Child:
6:6a04210a3f4f

File content as of revision 0:e516fcccccda:

#include"LPCDigitalOut.h"
#include"LPCDigitalIn.h"

//Serial pc(USBTX,USBRX);

uint16_t PollSwitch()
{
    uint16_t a=0;
    int switchn=0, i=0;
    LPC_pin PollPin[12]={p1_0, p1_1, p1_4, p1_8, p1_9, p1_10, p1_14, p1_15, p1_16, p1_17, p1_27, p1_28};
    LPCDigitalOut poll[12]={    LPCDigitalOut(PollPin[0]),
                                LPCDigitalOut(PollPin[1]),
                                LPCDigitalOut(PollPin[2]),
                                LPCDigitalOut(PollPin[3]),
                                LPCDigitalOut(PollPin[4]),
                                LPCDigitalOut(PollPin[5]),
                                LPCDigitalOut(PollPin[6]),
                                LPCDigitalOut(PollPin[7]),
                                LPCDigitalOut(PollPin[8]),
                                LPCDigitalOut(PollPin[9]),
                                LPCDigitalOut(PollPin[10]),
                                LPCDigitalOut(PollPin[11])};
    
    /*
    _(invariant each iteration input is mode neither)
    _(ensures all are inputs mode neither)
    _(at a time only one is ioutput)
    */
    
    for(i=0; i<11; i++){
        ++switchn;
       
        poll[i].write(1);
        
        wait_ms(25);
        
        //poll[i+1].mode(PullDown);
        a|=((1 - poll[i+1].read()) << switchn);
    
        //poll[i].mode(PullNone);
        //poll[i+1].mode(PullNone);
    }
   // poll[i].mode(neither);        
    return a;
}