S1D13503 Epson Electronics America, Inc., S1D13503 Datasheet - Page 165

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

Epson Research and Development
Vancouver Design Center
else
//
// Update Line Byte/Word Count register for 4 colors/gray shades
//
// Since 4 colors/gray shades corresponds to 4 pixels per byte, there
// are ((x horizontal pixels)/4) bytes per scan line.
// there are ((x horizontal pixels)/8) words per scan line.
//
// Since the Memory Interface is set to 16 bits, the Line Byte/Word Count
// refers to words.
//
val = (PanelX / 8) - 1;
BytesPerScanLine = (PanelX / 4);
WriteRegister(2, val & 0xff);
val2 = ReadRegister(3);
val2 &= 0xfe;
val2 |= (val >> 8) & 0x01;
WriteRegister(3, val2);
PanelGrayLevel = 4;
ShowVerticalBars(pVideo, 0);
//
Programming Notes and Examples
Issue Date: 01/01/30
str = Gray4;
}
{
val = ReadRegister(1);
val &= 0xf7;
WriteRegister(1, val);
val = ReadRegister(3);
val &= 0xfb;
val |= 0x02;
WriteRegister(3, val);
//
// Update Lookup Table for 4 colors
//
for (x = 0; x < 16; ++x)
str = Color4;
}
{
WriteRegister(0x0e, x);
WriteRegister(0x0f, ColorLUT4Red[x]);
WriteRegister(0x0f, ColorLUT4Green[x]);
WriteRegister(0x0f, ColorLUT4Blue[x]);
}
// 4 colors
// Clear AUX[01] bit 3
// Clear AUX[03] bit 2
// Set AUX[03] bit 1
// Line Byte Count Register
// Clear bit 0
// Mode Register 1
This means that
X18A-G-002-06
S1D13503
Page 69