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參數資料
| 型號： | LC74776 |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDIP30 |
| 封裝： | SDIP-30 |
| 文件頁數： | 4/35頁 |
| 文件大小： | 253K |
| 代理商： | LC74776 |
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No. 6018-12/35
LC74776, 74776M
DA 0 to 7
Register
Contents
Notes
State
Function
7
–
1
6
–
0
Command 3 identification code.
5
–
1
Horizontal display start position and the horizontal
4
–
1
character size setup.
3
HS21
0
1
Second line horizontal character size
2
HS20
0
1
HS11
0
1
First line horizontal character size
0
HS10
0
1
First byte
VS20
0
1
VS21
0
1Tc/dot
2Tc/dot
1
3Tc/dot
1Tc/dot
VS10
0
1
VS11
0
1Tc/dot
2Tc/dot
1
3Tc/dot
1Tc/dot
COMMAND3 (Horizontal display start position and horizontal size setup command)
DA 0 to 7
Register
Contents
Notes
State
Function
7
–
0
Second byte identification bit
6
LC
0
Use the LC oscillator as the dot clock
Selects the dot clock used for character
1
Use the crystal oscillator as the dot clock
display in the horizontal direction.
5
HP5
0
(MSB)
1
4
HP4
0
1
3
HP3
0
The horizontal display start position is set
1
by the 6 bits HP0 to HP5.
2
HP2
0
The weight of bit 1 is 2Tc.
1
HP1
0
1
0
HP0
0
(LSB)
1
Second byte
Note: All registers are set to 0 when the LC74776/M is reset by the RST pin.
If HS is the horizontal start position then:
HS = Tc
×
Tc: Period of the oscillator connected to OSCIN/OSCOUT
in operating mode.
2
∑ 2 HPn
5
n
n=0
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| LC74776M | ON-SCREEN DISPLAY IC, PDSO30 |
| LC74776M | ON-SCREEN DISPLAY IC, PDSO30 |
| LC74780M | ON-SCREEN DISPLAY IC, PDSO24 |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LC74776M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller IC |
| LC74776NM-9780-TRM | 制造商:SANYO Semiconductor Co Ltd 功能描述:ON-SCREEN DISPLAY IC, PDSO30 |
| LC74780 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Video Display Controllers for VCRs |
| LC74780M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Video Display Controllers for VCRs |
| LC74781 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Video Display Controller for VCR Products |
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