p87c770 ETC-unknow, p87c770 Datasheet - Page 55

• Manufacturer Part Number: p87c770
• Description: Microcontrollers Ntsc With On-screen Display Closed Caption
• Manufacturer: ETC-unknow

Philips Semiconductors
18.9.7
Table 87 Scroll Rows Range Register (address 87F6H)
Table 88 Description of SRRR bits
18.9.8
Table 89 RGB Brightness Register (address 87F7H)
Table 90 Description of BR bits
1999 Jun 11
Microcontrollers for NTSC TVs with On-Screen
Display (OSD) and Closed Caption (CC)
FBPOL
SPS3
BIT
BIT
7
7
6
5
4
3
2
1
0
7
7
6
5
4
3
2
1
0
S
RGB B
CROLL
RIGHTNESS
R
SYMBOL
SYMBOL
FBPOL
OWS
SPS2
SPS3
SPS2
SPS1
SPS0
STS3
STS2
STS1
STS0
BRI3
BRI2
BRI1
BRI0
6
6
R
ANGE
R
EGISTER
Stop scroll row. These 4 bits select the row number at which scrolling will stop. One of
16 rows can be specified; see Table 66.
Start scroll row. These 4 bits select the row number at which scrolling will begin.
One of 16 rows can be specified; see Table 65.
Fast Blanking polarity. The state of this bit determines whether the polarity of the Fast
Blanking signal (FBL) is inverted or not; see Table 51.
These 3 bits are reserved.
Brightness value. These 4 bits select the brightness value of the RGB output voltages.
One of 16 brightness values can be selected; see Table 52.
R
EGISTER
SPS1
5
5
(BR)
(SRRR)
SPS0
4
4
55
STS3
BRI3
3
3
DESCRIPTION
DESCRIPTION
STS2
BRI2
2
2
P8xCx70 family
STS1
BRI1
1
1
Product specification
STS0
BRI0
0
0