File content as of revision 0:eb819dd71954:

#include "mbed.h"
#include "ssd1331.h"

ssd1331 oled(D8, D7, D10, D11, NC, D13); // cs, res, dc, miso, (nc), sck   


char Time[50],Date[50];
void gettime();

int main() {    


    while(1){
        
        oled.Fill_Screen(oled.toRGB(255,0,0)); //red
     //   oled.dim();
        wait_ms(500);
        oled.Fill_Screen(oled.toRGB(0,255,0)); //full green color in OLED 
    //    oled.dim();
        wait_ms(500);
        oled.Fill_Screen(oled.toRGB(0,0,255)); //full blue color in OLED 
        wait_ms(500);
        oled.Fill_Screen(oled.toRGB(255,255,255)); //full blue color in OLED 
        wait_ms(500);
        
        oled.cls();
 
        oled.circle (20, 40, 30 ,oled.toRGB(0,0,255) , 1);
        oled.circle (20, 40, 30 ,oled.toRGB(255,255,255) , 0); 
        oled.circle (20, 60, 40 ,oled.toRGB(255,0,0) , 0); 
        oled.line( 0, 0, width, height, oled.toRGB(0,255,255)); 
        oled.line( width, 0, 0, height, oled.toRGB(255,0,255)); 
        oled.rect(10,10,90,60,oled.toRGB(255,255,0));
        oled.fillrect(20,20,40,40,oled.toRGB(255,255,255),oled.toRGB(0,255,0));
        
        for(int y = 9; y >= 0; y--) {
             oled.contrast(y);
             oled.foreground(oled.toRGB(255,255,255));
             oled.locate(1, 10);
             oled.printf("%d",y);
             wait_ms(300);
        }  
        
        wait_ms(1000);
        oled.contrast(9);
        wait_ms(2000);
        oled.cls();

        oled.SetFontSize(HIGH);
        oled.foreground(oled.toRGB(0,255,0));
        oled.locate(0, 10);
        oled.printf( "HIGH 12345");  
        
        oled.SetFontSize(WIDE);
        oled.foreground(oled.toRGB(0,0,255));
        oled.locate(0, 28);
        oled.printf( "WIDE 123");  
        
        oled.SetFontSize(WH);
        oled.foreground(oled.toRGB(255,0,0));
        oled.locate(0, 40);
        oled.printf( "WH 123");
        
        oled.SetFontSize(NORMAL);
        oled.foreground(oled.toRGB(255,255,255));      
                
        oled.ScrollSet(0,8,18,1,0);
        oled.Scrollstart();
       
        gettime();
        wait(1);
        gettime();
        wait(1);
        gettime();
        wait(1);
      
        oled.ScrollSet(0,8,18,-2,0);
       // oled.Scrollstart();
       
        gettime();
        wait(1);
        gettime();
        wait(1);
        gettime();
        wait(1);
        
        oled.ScrollSet(0,8,18,3,0);
     //   oled.Scrollstart();
        
        gettime();
        wait(1);
        gettime();
        wait(1);
        gettime();
        wait(1);
        
        oled.ScrollSet(0,8,18,-4,0);
    //    oled.Scrollstart();
       
        gettime();
        wait(1);
        gettime();
        wait(1);
        gettime();
        wait(1);
        
        oled.Scrollstop();
        wait(1);
         
       // while(1);
     }               
}
void gettime()
{    
    time_t seconds = time(NULL);
    strftime(Time,40,"%H:%M:%S %a", localtime(&seconds));
    strftime(Date,40,"%d-%b-%Y", localtime(&seconds));
    oled.locate(0, 0);
    oled.printf(Time); 
}