Advance Information
82C205
912-1000-024
Page 30
Revision 1.0
5.12. Display Horizontal Scaling
7
6
5
4
3
2
1
0
Index 7Eh
Horizontal Scale X Ratio 1 (R/W)
Default = 00h
Horizontal Scale x Ratio 1
Index 7Fh
Horizontal Scale X Ratio 2 (R/W)
Default = 00h
Horizontal
Scale-Up:
0: Enable
1: Disable
Reserved
Horizontal Scale x Ratio 2
5.13. Display CRTC Registers
7
6
5
4
3
2
1
0
Index 80h
Display Horizontal Total (R/W)
Default = 00h
Horizontal Total (in units of VCLK2)
Low Byte
Index 81h
Display Horizontal Total (R/W)
Default = 00h
Reserved
Reserved
Reserved
Reserved
High Byte
Index 82h
Display Horizontal Sync Width (R/W)
Default = 00h
Horizontal Sync Width (in units of VCLK2)
Low Byte
Index 83h
Display Horizontal Sync Width (R/W)
Default = 00h
Reserved
Reserved
Reserved
Reserved
High Byte
Index 84h
Display Horizontal Display Start (R/W)
Default = 00h
Horizontal Display Start Location (in units of VCLK2)
Low Byte
Index 85h
Display Horizontal Display Start (R/W)
Default = 00h
Reserved
Reserved
Reserved
Reserved
High Byte
Index 86h
Display Horizontal Display End (R/W)
Default = 00h
Horizontal Display End Location (in units of VCLK2)
Low Byte
Index 87h
Display Horizontal Display End (R/W)
Default = 00h
Reserved
Reserved
Reserved
Reserved
High Byte
Index 88h
Display Vertical Total - Odd Frame (R/W)
Default = 00h
Vertical Total for Odd Frame (in units of display video lines).
Low Byte
Index 89h
Display Vertical Total - Odd Frame (R/W)
Default = 00h
Reserved
Reserved
Reserved
Reserved
High Byte