S1D13700F01 Epson Electronics America, Inc., S1D13700F01 Datasheet - Page 92

• Manufacturer Part Number: S1D13700F01
• Description: Embedded Memory Graphics Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Page 92
12.5.3 Horizontal Wraparound Scrolling
S1D13700F01
X42A-A-002-04
Where:
Before scrolling
After scrolling
SADx = start address of screen block x
AP = horizontal address range (REG[06h] bits 7-0, REG[07h] bits 7-0)
C/R = character bytes per row (REG[03h] bits 7-0)
For screen block in text mode, the display can be scrolled horizontally in one character
units, regardless of the display memory capacity.
ABC
123
BC
23
Figure 12-16 Horizontal Wraparound Scrolling
Display
XYZ
XYZ1
Revision 4.05
SAD1
SAD1
ABC
123
ABC
123
Epson Research and Development
Display memory
Hardware Functional Specification
C/R
AP
Vancouver Design Center
Issue Date: 2005/12/13
XYZ
XYZ