LTDC_start();
Clear_Screen(0xFFFF);
uint32_t i,j,k;
for(i=0;i<256/8;i++)
{
for(j=0;j<256;j++)
{
for(k=0;k<8;k++)
{
if((ss[i][j] & 0x80) == 0x80)
{
Draw_Pitch(i*8+k,j,0x07FF );
}
else
{
Draw_Pitch(i*8+k,j,0xFFE0);
}
ss[i][j] <<= 1;
}
}


LTDC_start();
Clear_Screen(0xFFFF);
uint32_t i,j,k;
for(i=0;i<256/8;i++)
{
for(j=0;j<256;j++)
{
for(k=0;k<8;k++)
{
if((ss[i][j] & 0x80) == 0x80)
{
Draw_Pitch(i*8+k,j,0x07FF );
}
else
{
Draw_Pitch(i*8+k,j,0xFFE0);
}
ss[i][j] <<= 1;
}
}