S1D13503 Epson Electronics America, Inc., S1D13503 Datasheet - Page 176

• Manufacturer Part Number: S1D13503
• Description: S1d13503 Graphics Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Page 80
}
//-------------------------------------------------------------------------
//
// FUNCTION: SplitScreen()
//
// DESCRIPTION: Show split screen.
//
// INPUTS: None.
// RETURN VALUE: None.
//
//-------------------------------------------------------------------------
void SplitScreen(void)
{
static unsigned char _far *pVideoImage1;
static unsigned char _far *pVideoImage2;
static unsigned long ImageSize;
static unsigned int OriginalLineCount;
static unsigned int val;
static int MinLineCount;
static unsigned int MaxVirtualScanLines;
static unsigned char Image2Bank;
S1D13503
X18A-G-002-06
}
break;
pVideoStart += 8;
pVideoFirstColumn = pVideoStart;
}
{
pVideo = pVideoFirstColumn;
Video = 0;
val = *pFont++;
//
// Since there are 256 colors, each bit in the font will be
// represented in video memory as an 8 bit pixel.
//
for (count = 0; count < 8; ++count)
pVideoFirstColumn += BytesPerScanLine;
}
{
if (val & 0x80)
else
*pVideo++ = (unsigned char) Video;
CheckBank(pVideo, &bank);
val <<= 1;
}
Video = color;
Video = 0;
// Point to next character
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Programming Notes and Examples
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Issue Date: 01/01/30