參數資料
型號: UPD6462
廠商: NEC Corp.
英文描述: CMOS LSI CHIP FOR CAMCORDER ON-SCREEN CHARACTER DISPLAY 12 ROWS x 24 COLUMNS
中文描述: 大規(guī)模集成電路芯片的CMOS攝像機屏幕字符顯示12行x 24個欄目
文件頁數: 35/60頁
文件大小: 411K
代理商: UPD6462
35
μ
PD6461, 6462
3.11 TEST MODE COMMAND
This command is used only to test the IC. Usually, do not input this command. The system cannot enter test mode while
the TEST pin (pin 9) is connected to ground.
(1) For MSB-first transfer (Command bits are input starting from the MSB (D15).)
(2) For LSB-first transfer (Command bits are input starting from the LSB (D0). The function of each bit is the same as
that for MSB-first transfer.)
3.12 DISPLAYED CHARACTER CONTROL COMMAND
This command specifies the attributes of each character, including the character pattern, color, and whether it is blinked.
When inputting this command, ensure that LC oscillator is turned on (if the LC oscillator is turned off, it is not possible to
write to video RAM).
This command is a 2-byte continuous command. When continuously writing characters with the same attributes (except
for a pattern), you need input only the eight low-order bits (D0 to D7) of the command for the second and subsequent
characters. In this case, the write column address is automatically incremented (After a character has been written into
column 23, the next character is automatically written into left-most column 0 of the next row. When a character is written
into column 23 of row 11, the next character is automatically written into column 0 of row 0.).
0
1
2
21
22
23
0
1
2
21
22
23
Column address (
)
Row n
Row address
Row n+1
( )
Row address incremented
(MSB)
(LSB)
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
1
0
1
1
0
0
0
T8
T7
T6
T5
T4
T3
T2
T1
T0
(LSB)
(MSB)
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
T8
0
0
0
1
1
0
1
T0
T1
T2
T3
T4
T5
T6
T7
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相關代理商/技術參數
參數描述
UPD6462GS 制造商:NEC 制造商全稱:NEC 功能描述:CMOS LSI CHIP FOR CAMCORDER ON-SCREEN CHARACTER DISPLAY 12 ROWS x 24 COLUMNS
UPD6464A 制造商:NEC 制造商全稱:NEC 功能描述:ON-SCREEN CHARACTER DISPLAY CMOS LSI FOR 12-LINE, 24-COLUMN DECK-TYPE VCR
UPD6464ACS 制造商:NEC 制造商全稱:NEC 功能描述:ON-SCREEN CHARACTER DISPLAY CMOS LSI FOR 12-LINE, 24-COLUMN DECK-TYPE VCR
UPD6464AGT 制造商:NEC 制造商全稱:NEC 功能描述:ON-SCREEN CHARACTER DISPLAY CMOS LSI FOR 12-LINE, 24-COLUMN DECK-TYPE VCR
UPD6464AGT101A 制造商:Renesas Electronics 功能描述:VCR 5V Cut Tape