Brendon Ky / Mbed 2 deprecated cs_335_speedometer

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Dependencies:   mbed mbed-rtos

displayDriver.cpp

Committer:
manavkoolz
Date:
2020-12-01
Revision:
17:082d51603f20
Child:
18:ef0569bea7e9

File content as of revision 17:082d51603f20:

DigitalOut a(p19);
DigitalOut b(p10);
DigitalOut c(p9);
DigitalOut d(p7);
DigitalOut e(p8);
DigitalOut f(p20);
DigitalOut g(p17);
DigitalOut dp(p18);

DigitalOut cat[] = {cat1, cat2};
DigitalOut display[] = {a, b, c, d, e, f, g};

const int digits[10][7] = {
        {1, 1, 1, 1, 1, 1, 0},
        {0, 1, 1, 0, 0, 0, 0},
        {1, 1, 0, 1, 1, 0, 1},
        {1, 1, 1, 1, 0, 0, 1},
        {0, 1, 1, 0, 0, 1, 1},
        {1, 0, 1, 1, 0, 1, 1},
        {1, 0, 1, 1, 1, 1, 1},
        {1, 1, 1, 0, 0, 0, 0},
        {1, 1, 1, 1, 1, 1, 1},
        {1, 1, 1, 1, 0, 1, 1}
};

void display_num(float num) {
    int dpi = 1;
    int numi = (int)(num);
    
    if (((int)num)/10 == 0) {
        dpi = 0;
        numi = (int)(num*10);
    }
    
    int disp_digits[] = {numi/10, numi%10};
    
    while (true) {
        for (int d=0; d<2; d++) {
            cat[d] = 1;
            cat[(d+1)%2] = 0;
            for (int seg=0; seg<7; seg++) {
                if (digits[disp_digits[d]][seg] == 1) {
                    display[seg] = digits[disp_digits[d]][seg];
                    display[seg] = 0;
                }
            }
            if (d == dpi) {
                dp = 1;
                dp = 0;
            }
        }
    }
}