VT1621M VIA, VT1621M Datasheet - Page 15

• Manufacturer Part Number: VT1621M
• Description: TV Encoder
• Manufacturer: VIA

Offset 10 – Special Effect 0 .............................................. RW
Offset 11 – Special Effect 1 ............................................. RW
Offset 12 – PLL P2 Value ................................................ RW
Offset 13 – PLL D Value (05h) ........................................ RW
Offset 14 – PLL N Value (21h) ........................................ RW
Offset 15 – PLL Overflow (04h) ...................................... RW
Revision 1.0 June 17, 2002
7-0
7-5
2-0
7-4
3-0
7-5
4-0
7-0
7-6
5-2
4
3
1
0
Hue Adjust Bits 7-0 (see Rx11[7-5]) .... default = 00h
Hue Adjust Bits 10-8 (see Rx10) ........ default = 000b
Reserved
Dot Crawl
Reserved
Reserved
Second Post Divider Control ................... default = 0
Resister Selection Bits 2-0 (see Rx15[0]) . default = 0
Pre-Divider Control ....................... default = 00101b
VCO Output Division Factor Bits 7-0
(see Rx15[1] for bit-8) .......................... default = 21h
Reserved
First Post Divider Control ............... default = 0001b
VCO Output Division Factor Bit-8 (see Rx14)
Resister Selection Bit-3 (see Rx13[7-5]) .. default = 0
We Connect
We Connect
We Connect
We Connect
0
1
.............................................................. default = 0
Enable.................................................... default
Disable
........................................ always reads 0
........................................ always reads 0
........................................ always reads 0
........................................ always reads 0
- 10-
Offset 16 – Sub-Carrier Value 0 ...................................... RW
Offset 17 – Sub-Carrier Value 1 ...................................... RW
Offset 18 – Sub-Carrier Value 2 ...................................... RW
Offset 19 – Sub-Carrier Value 3 ...................................... RW
Offset 1B – Version ID.......................................................RO
Offset 1C – Overflow ........................................................ RW
7-0
7-0
7-0
7-0
7-0
7-4
3
2
1
0
Sub-Carrier Value Bits 7:0 ..................default = 00h
Sub-Carrier Value Bits 15:8 ................default = 00h
Sub-Carrier Value Bits 23:16 ..............default = 00h
Sub-Carrier Value Bits 31:24 ..............default = 00h
Version ID (VID) ..........................always reads 02h
Reserved
Start Active Video Bit-8 (see Rx7) .............default=0
Start Horizontal Position Bit-8 (see Rx8) .default=0
Start Vertical Position Bit-8 (see Rx9) .....default=0
Reserved
VT1621 / VT1621M TV Encoder
........................................always reads 0
........................................always reads 0
Register Descriptions