lorijho

void app_main(void){    init();        int button= BUTTON_NONE;    char buf0[128];    int scroll_pos;    while(true){        button = button_read_device();        if (button == BUTTON_POWER){            sleep(HZ);            GPIOF_OUTPUT_VAL &=~ 0x20;        }        if ( GPIOD_INPUT_VAL & 0x20 )        {            GPIOD_OUTPUT_VAL &=~ 0x40;            udelay(50);            scroll_pos = adc_scan(ADC_SCROLLPAD);            //GPIOD_OUTPUT_VAL |= 0x40;            snprintf(buf0, sizeof(buf0), "SCROLL: %2x",scroll_pos);        }        lcd_puts(0, 1, buf0);        lcd_update();    }        //browse_root();}