参数资料
型号: M35054-XXXFP
元件分类: 显示控制器
英文描述: 24 X 10 CHARACTERS CRT CHAR DSPL CTLR, PDSO20
封装: 0.300 INCH, PLASTIC, SSOP-20
文件页数: 9/41页
文件大小: 489K
代理商: M35054-XXXFP
M35054-XXXFP/M35055-XXXFP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
MITSUBISHI MICROCOMPUTERS
16
Supplemental explanation about display control register
(1) How to effect synchronous separation from composite video signals
Synchronous separation is effected as follows depending on the width of L-level of the vertical synchronous period.
1. Less than 8.4
s Not to be determined to be a vertical synchronous signal.
2. Equal to or higher than 8.4
s but less than 15.6s When two clocks continue, if take place, it is “L” period is determined to be a
vertical synchronization signal.
3. Equal to or higher than 15.6
s It is “L” period is determined to be a vertical synchronous signal with no condition.
The determination is made at the timing indicated by V in Fig.4 either in case 2 or in case 3.
Fig. 5 The method of synchronous separation from composite video signal.
8.4
s
15.6
s
Vertical synchronous signal
Composite video signal
V
8.4
s
Equalizing pulse
Sequence of synchronizing pulse
相关PDF资料
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M35055-XXXFP 24 X 10 CHARACTERS CRT CHAR DSPL CTLR, PDSO20
M35061-002FP 40 X 17 CHARACTERS CRT CHAR DSPL CTLR, PDSO32
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M35061-XXXFP 40 X 17 CHARACTERS CRT CHAR DSPL CTLR, PDSO32
M35061-XXXSP 40 X 17 CHARACTERS CRT CHAR DSPL CTLR, PDIP32
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