ST92185B2 datasheet(122/178 Pages) STMICROELECTRONICS

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ST92185B - ON SCREEN DISPLAY (OSD)

ON SCREEN DISPLAY (Cont’d)

FULL SCREEN COLOR CONTROL REGISTER

(FSCCR)

R243 - Read/Write

Reset Value: 0000 0000 (00h)

Bit 7 = BE: Box Enable, see Table 11.

Bit 6 = TIO: Text out/not in, see Table 11.

Bit 5 = MM: Mixed Mode, see Table 11.

Note: When Flash and Box attributes are decoded

at the same time on the characters of a header

(when BE=1, MM=1, TIO=1) the full screen over

the characters is displayed as transparant.

Bit 4 = HTC:

Half-Tone/Translucency Control Bit

This bit allows the selection of TSLU or HT as al-

ternate function output.

0: TSLU is selected as I/O pin alternate function

1: HT is selected as I/O pin alternate function

Bit 3:0 = FSC[3:0]:

Full Screen Color control bits:

FSC[3:0]= (Half-intensity, R, G, B)

Table of Color Values (hex)

Table 25. Box Mode/Translucency Configurations

TIO

HTC

FSC3

FSC2

FSC1

FSC0

0 Black

8 Black

1 Blue

9 Dark blue

2 Green

A Dark green

3 Cyan

B Dark cyan

4 Red

C Dark red

5 Magenta

D Dark magenta

6 Yellow

E Dark yellow

7 White

F Grey

TIO

If Translucency is not used

If Translucency is used

Solid Background for all the display

Translucent Background for all the display

Transparent Background for all the display

Text inside box solid, Text outside box blanked

Text inside box translucent, Text outside box

blanked

Text inside box with solid background Text out-

side box with transparent background

Text inside box with translucent background Text

outside box with transparent background

Text inside box not displayed, transparent back-

ground. Text outside box with solid background

Text inside box not displayed, transparent back-

ground. Text outside box with translucent back-

ground

Text inside box with transparent background.

Text outside box with solid background

Text inside box with transparent background. Text

outside box with translucent background

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