File content as of revision 0:468e49a35876:

#include "mbed.h"
#include "rtos.h"
#include "N5110.h"
#include "RotaryEncoder.h"

// SPI2 Morpho
//        VCC,   SCE,  RST,  D/C,   MOSI,  SCLK,  LED
N5110 Lcd(PA_12, PB_1, PB_2, PB_12, PB_15, PB_13, PA_11);
RotaryEncoder RotEnc(D2, D3);
DigitalOut Led1(LED1);

void LedThread(void const *argument)
{
    while (true) {
        Led1 = !Led1;
        Thread::wait(500);
    }
}

void updateLCD(int count)
{
    char buff[20];
    
    Lcd.clear();
    Lcd.printString("RTOS UI Test.", 0, 0);
    sprintf(buff, "count: %d", count);
    Lcd.printString(buff, 0, 1);
    Lcd.refresh();
}

int main()
{
    int count, prevCount;
    bool isDirty = false;

    printf("\n\n\r*** RTOS UI Test ***\r\n");

    // Init devices
    RotEnc.setInterval(500);
    
    Lcd.init();
    Lcd.normalMode();      // normal colour mode
    Lcd.setBrightness(0.5); // put LED backlight on 50%
    
    // Thread sart
    Thread thread1(LedThread, NULL, osPriorityNormal, DEFAULT_STACK_SIZE);
    
    // Main loop
    prevCount = -1;
    while (true) {
        count = RotEnc.getVal();
        if (prevCount != count) {
            prevCount = count;
            isDirty = true;
        }
        if (isDirty) {
            updateLCD(count);
            isDirty = false;
        }
    }
}