hmp8190 Intersil Corporation, hmp8190 Datasheet - Page 14

• Manufacturer Part Number: hmp8190
• Description: Ntsc/pal Video Encoder
• Manufacturer: Intersil Corporation

NUMBER
NUMBER
NUMBER
NUMBER
4 - 0
BIT
BIT
BIT
BIT
7-0
7-5
4-3
2-0
7-5
4-0
7
6
5
Product ID
Video Timing Stan-
dard
Reserved
NTSC / PAL
Setup Select
Input Format
Reserved
Luminance
Processing
Composite Video
Limiting
SCH Phase
Mode
Reserved
FUNCTION
FUNCTION
FUNCTION
FUNCTION
14
This 8-bit register specifies the last two digits of the product number. It is a read-only register.
Data written to it is ignored.
000 = (M) NTSC
001 = reserved
010 = (B, D, G, H, I) PAL
011 = (M) PAL
100 = (N) PAL
101 = (NC) PAL
110 = Reserved
111 = Reserved
These bits specify the blanking pedestal during active video, from 0 IRE (“000”) to 7.5 IRE
(“111”). Typically, these bits should be a “111” during (M) NTSC and (M, N) PAL operation.
Otherwise, they should be a “000”. These bits do not affect the analog RGB or YUV outputs.
000 = 16-bit 4:2:2 YCbCr
001 = 8-bit 4:2:2 YCbCr
010 = 8-bit BT.656
011 = Reserved
100 = Reserved
101 = Reserved
110 = Reserved
111 = Reserved
0 = None
1 = Y Lowpass filtering enabled
0 = None
1 = Lower limit of composite active video is about half the sync height
0 = Never reset SCH phase
1 = Reset SCH phase every 4 (NTSC) or 8 (PAL) fields
TABLE 15. VIDEO PROCESSING REGISTER
TABLE 13. OUTPUT FORMAT REGISTER
TABLE 14. INPUT FORMAT REGISTER
TABLE 12. PRODUCT ID REGISTER
HMP8190, HMP8191
SUB ADDRESS = 00
SUB ADDRESS = 01
SUB ADDRESS = 02
SUB ADDRESS = 03
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
H
H
H
H
0 0000
RESET
RESET
RESET
00000
RESET
STATE
STATE
STATE
STATE
000
111
000
90H
91H
00
1
0
1
B
B
B
B
B
B
B
B
B