Philips Semiconductors
HD-CODEC
Product specification
SAA7108AE; SAA7109AE
I2C-BUS
ADDRESS
(HEX)
MAIN FUNCTION
EXAMPLE 1 EXAMPLE 2 EXAMPLE 3 EXAMPLE 4
HEX DEC HEX DEC HEX DEC HEX DEC
Horizontal phase scaling
A8
horizontal scaling increment for luminance
00 1024 AA 938 18 1048 34 1844
A9
04 − 03 − 04 − 07 −
AA
horizontal phase offset luminance
00 − 00 − 00 − 00 −
AC
horizontal scaling increment for chrominance 00 512 D5 469 0C 524 9A 922
AD
AE
horizontal phase offset chrominance
02 − 01 − 02 − 03 −
00 − 00 − 00 − 00 −
Vertical scaling
B0
B1
B2
B3
B4
B8 to BF
vertical scaling increment for luminance
vertical scaling increment for chrominance
vertical scaling mode control
vertical phase offsets luminance and
chrominance (needs to be used for interlace
correct scaled output)
00 1024 00 1024 55 853 66 3686
04 − 04 − 03 − 0E −
00 1024 00 1024 55 853 66 3686
04 − 04 − 03 − 0E −
00 − 00 − 00 − 01 −
start with B8 to BF at 00H, if there are no problems with
the interlaced scaled output optimize according to
Section 9.3.3.2
2004 Jun 29
191