blink.c

#define BLINK(x) __blink(x)
#define SLEEP_MS() Sleep(1)

bool get_indicator_status(const int8_t i)
{
    static const bool matrix[] = {
        /* 1 */ 0, 0, 0, 0, 0,  1, 0, 0, 0, 0,
        /* 2 */ 1, 0, 0, 0, 0,  1, 0, 0, 0, 0,
        /* 3 */ 1, 0, 0, 1, 0,  0, 1, 0, 0, 0,
        /* 4 */ 1, 0, 1, 0, 0,  1, 0, 1, 0, 0,

        /* 5 */ 1, 0, 1, 0, 1,  0, 1, 0, 1, 0,
        /* 6 */ 1, 0, 1, 0, 1,  1, 1, 0, 1, 0,
        /* 7 */ 1, 1, 0, 1, 1,  1, 0, 1, 1, 0,
        /* 8 */ 1, 1, 1, 1, 0,  1, 1, 1, 1, 0,
        /* 9 */ 1, 1, 1, 1, 1,  1, 1, 1, 1, 0,
        /* 10*/ 1, 1, 1, 1, 1,  1, 1, 1, 1, 1
    };

    return matrix[i];
}

void blink_loop()
{
    int8_t arr[] = { 0, 0, 0, 0, 0, 0, 0, 1 };
    while (true)
    {
        uint8_t reg = 0;
        for (size_t i = 0; i < sizeof(arr); ++i)
            reg |= (get_indicator_status(arr[i]) << i);

        BLINK(reg);

        for (size_t i = 0; i < sizeof(arr); ++i)
        {
            if (arr[i] != 0)
            {
                if (++arr[i] == 99)
                {
                    arr[i] = -arr[i];
                    arr[(i - 1) % sizeof(arr)] = 1;
                }
            }
        }

        SLEEP_MS();
    }
}