S1D13700F02 Epson Electronics America, Inc., S1D13700F02 Datasheet - Page 91

• Manufacturer Part Number: S1D13700F02
• Description: Embedded Memory Graphics Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Epson Research and Development
Vancouver Design Center
12.5.3 Horizontal Wraparound Scrolling
Hardware Functional Specification
Issue Date: 2005/11/29
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 1.01
SAD1
SAD1
ABC
123
ABC
123
Display memory
C/R
AP
XYZ
XYZ
X42D-A-001-01
S1D13700F02
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