STW8009 STMicroelectronics, STW8009 Datasheet - Page 46

• Manufacturer Part Number: STW8009
• Description: Mobile Video Denc
• Manufacturer: STMicroelectronics

Control registers
Note:
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REGISTER 131
poff2 : DAC1 power off, then turn off DAC1 is in a low power consumption mode.
As Default value is “1”, Digital processor must write “0” when going from sleep or standby to
active mode.
notzerod2 : null digital data input on DAC1
pedestalOnd2 : Black level video pedestal active on DAC1
REGISTER 132
LoadD : Reports Plugdet Ball status. Unless otherwise specified all voltages are referenced
to GND.
content
default
content
default
0 = disabled (DAC1 active)
(*)1 = turned off
0 = independently of that is coming from the digital part, “0000000000” is forced on
DAC1 input.
(*)1 = disabled, values issued from DENC are transmitted to DAC1.
(*) 0 = disabled
1 = video pedestal active
0 = Plugdet ball voltage less than VIL
1 = Plugdet ball voltage higher than VIH
0
-
DAC2 control
Plugdet
0
-
0
-
0
Address:
Address:
-
0
0x0083
0x0084
-
poff2
1
-
Type: R/W
Type: R
notzerod2
STw8009/STw8019
1
-
pedestal
LoadD
Ond2
0
-