Figure 7-2. Ntsc 525 Lines, 60 Hz, Odd Field; Figure 7-3. Ntsc 525 Lines, 60 Hz, Even Field - AMD Geode SC1200 Data Book

32579B
VBI_Total_Count_Odd
VBI_Line_Offset_Odd
VBI_Total_Count_Even
VBI_Line_Offset_Even
314
Vertical Retrace - Logical Lines 4-9 — Scan Lines 4-9
(Not normally User Data)
Vertical Retrace - Logical Lines 10-21 — Scan lines 10-21
(Nominal VBI Lines)
Vertical Retrace - Logical Lines 22, 23 — Scan lines 22, 23
(Not normally User Data)
Active Video
Logical Line 24 — Scan Lines 24-263
Vertical Retrace - Logical Line 24 — Scan Line 1
Vertical Retrace - Logical Lines 2, 3 — Scan Lines 2, 3
(Not normally User Data)

Figure 7-2. NTSC 525 Lines, 60 Hz, Odd Field

Vertical Retrace - Logical Lines 4-9 — Scan Lines 267-272
(Not normally User Data)
Nominal VBI Lines 10-21 — Scan lines 273-284
(Nominal VBI Lines)
Vertical Retrace - Logical Lines 22,23 — Scan lines 285, 286
(Not normally User Data)
Active Video
Logical Line 24 — Scan Lines 287-525
Vertical Retrace - Logical Line 24 — Scan Line 264
Vertical Retrace - Logical Lines 2, 3 — Scan Lines 265, 266
(Not normally User Data)

Figure 7-3. NTSC 525 Lines, 60 Hz, Even Field

Video Processor Module
AMD Geode™ SC1200/SC1201 Processor Data Book
VSYNC Start
VSYNC End
VSYNC Start
VSYNC End