Stefan Simbürger / Mbed 2 deprecated 02_TINF_Bitmanipulation

Bitweise schieben via Joystick

Dependencies:   mbed

main.cpp

Committer:
Ursukar
Date:
2019-12-02
Revision:
0:9db80233bfe2

File content as of revision 0:9db80233bfe2:

#include "mbed.h"

//Alle Buttons am Joystick definieren
DigitalIn ButtonDown(p12);
DigitalIn ButtonLeft(p13);
DigitalIn ButtonCenter(p14);
DigitalIn ButtonUp(p15);
DigitalIn ButtonRight(p16);

BusOut myleds(LED1, LED2, LED3, LED4);
void Reset(uint8_t mask);
void bitLeft();
/*
void print_binary(uint8_t x) {  // function to print binary
    for(int i=sizeof(x)<<3; i; i--)
        putchar('0'+((x>>(i-1))&1));
}*/

int main()
{
    uint8_t mask = 0b00001111;

    //bool lastButtonstate;
    while(1) 
    {
        if(ButtonCenter) 
        {
            Reset(mask);
        }
        if(ButtonLeft) 
        {
            bitLeft();
        }
    }
}

void Reset(uint8_t mask)
{
    myleds = mask;
}

void bitLeft()
{

    myleds = myleds << 1;
    wait_ms(500);

}