Owner manual

CS4954 CS4955

46 DS278F6

Closed Caption Data Register

Address 0×19 CC_21_1 Read/Write Default Value = 00h

×1A CC_21_2 00h

×1B CC_284_1 00h

×1C CC_284_2 00h

Wide Screen Signaling Register 0

Address 0×1E WSS_REG_0 Read/Write Default Value = 00h

Bit Mnemonic Function

7:0 CC_21_1

first closed caption databyte of line 21

7:0 CC_21_2

second closed caption databyte of line 21

7:0 CC_284_1

first closed caption databyte of line 284

7:0 CC_284_2

second closed caption databyte of line 284

Bit Number

765432 1 0

Bit Name

WSS_23 WSS_22 WSS_21 WSS_20 WSS_19 WSS_18 WSS_17 WSS_16

Default

000000 0 0

Bit Mnemonic Function

7 WSS_23

Enable wide screen signalling (enable =1)

6 WSS_22

PAL: enable WSS (enable = 1) on line 23 of field 2,

NTSC: don’t care

5 WSS_21

PAL: group 4, bit 13, NTSC: don’t care

4 WSS_20

PAL: group 4, bit 12, NTSC: don’t care

3 WSS_19

PAL: group 4, bit 11, NTSC: bit 20

2 WSS_18

PAL: group 3, bit 10, NTSC: bit 19

1 WSS_17

PAL: group 3, bit 9, NTSC: bit 18

0 WSS_16

PAL: group 3, bit 8, NTSC: bit 17