FS401LF ETC2 [List of Unclassifed Manufacturers], FS401LF Datasheet - Page 46

• Manufacturer Part Number: FS401LF
• Description: PC to TV Video Scan Converters
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

FS401, FS403
4.5.19 HSC – Horizontal Scaling Coefficient
Horizontal Scaling Coefficient (24)
Horizontal Scaling Coefficient (25)
Register
25, 24
Range: {0:[383]}
Restrictions:
1. IHAW < IHS-1
2. NTSC:
3. Zoom NTSC:
4. PAL:
5. Zoom PAL:
Example: HSC = 3F hex; n = 63; Scaling factor = (1 + 63/128) = 1.49.
JANUARY 24, 2007
HSC
2
HAW
7
7
-
*
HAW
2
HAW
7
*
*
HAW
⎛
⎜
⎝
1
Bit#
8-0
*
*
+
⎛
⎜
⎝
⎛
⎜
⎝
1
HSC
1
*
HSC
+
6
6
64
-
+
⎛
⎜
⎝
1
HSC
6
HSC
64
+
64
⎞
⎟
⎠
HSC
+
64
⎞
⎟
⎠
OHO
Bit Name
HSC
⎞
⎟
⎠
+
+
OHO
HSC
⎞
⎟
⎠
OHO
8-0
+
5
5
-
<
OHO
5
1125
<
<
894
1125
<
Description
Horizontal scaling coefficient, n [5:0]. Horizontal scaling factor
= (1 + n/ 128)
894
HSC
4
4
-
4
46
HSC
3
3
-
COPYRIGHT © 1999 FOCUS ENHANCEMENTS, INC.
3
HSC
2
2
-
2
PRODUCT SPECIFICATION
HSC
1
1
-
1
REV. NO. 1.7
HSC
HSC
0
0
0
8