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SAA7146AH-V4.557 Datasheet, PDF (122/139 Pages) NXP Semiconductors – Multimedia bridge, high performance Scaler and PCI circuit
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Philips Semiconductors
Multimedia bridge, high performance
Scaler and PCI circuit (SPCI)
Product specification
SAA7146A
OFFSET
(HEX)
134
138
13C
FC
100
104
108
C4
C8
CC
D0
D4
D8
110
114
DC
10C
E0
118
11C
E4
E8
EC
F0
50
54
58
5C
60
64
68
6C
70
74
78
8C
90
NAME
PCI_ADP3
PCI_ADP4
PCI_DDP
MC1
MC2
RPS_ADDR0
RPS_ADDR1
RPS_PAGE0
RPS_PAGE1
RPS_THRESH0
RPS_THRESH1
RPS_TOV0
RPS_TOV1
PSR
SSR
IER
ISR
GPIO_CTRL
EC1R
EC2R
EC1SSR
EC2SSR
ECT1R
ECT2R
initial settings DD1 port
video DATA stream handling
at port DD1
BRS control Register
HPS control
HPS vertical scale
HPS vertical scale and gain
HPS horizontal prescale
HPS horizontal fine-scale
BCS control
chroma key range
HPS output and formats clip
control
IICTFR
IIC_STA
TYPE
R
R
R
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
R
R
RW
RW
RW
R
R
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RAM
no
no
no
no
no
no
no
read
read
read
read
read
read
no
no
read
no
read
no
no
read
read
read
read
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
READ VALUE
AFTER RESET
00000000
00000000
00000000
00000100
0000077F
00000000
00000000
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
00000000
undefined
00000000
00000000
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
undefined
000004xx
CORRESPONDING UPLOAD BIT
−
immediate access
immediate write access
−
immediate write access
immediate access
immediate write access
−
immediate write access
D1 Interface upload
BRS upload
HPS section 1 upload
HPS section 2 upload
HPS section 1 upload
HPS section 2 upload
I2C-bus upload
2004 Aug 25
122
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