参数资料
型号: M38207M8DXXXGP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封装: 0.65 MM PITCH, PLASTIC, QFP-80
文件页数: 29/67页
文件大小: 1099K
代理商: M38207M8DXXXGP
34
MITSUBISHI MICROCOMPUTERS
3820 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
LCD Display RAM
Address 004016 to 005316 is the designated RAM for the LCD dis-
play. When “1” are written to these addresses, the corresponding
segments of the LCD display panel are turned on.
LCD Drive Timing
The LCDCK timing frequency (LCD drive timing) is generated in-
ternally and the frame frequency can be determined with the fol-
lowing equation;
(frequency of count source for LCDCK)
(divider division ratio for LCD)
f(LCDCK)=
f(LCDCK)
duty ratio
Frame frequency=
Fig. 26 LCD display RAM map
Bit
Address
004616
004716
004816
004916
004A16
004B16
004C16
004D16
004E16
004F16
005016
005116
005216
005316
7
COM3
6
COM2
5
COM1
4
COM0
3
COM3
2
COM2
1
COM1
0
COM0
SEG13
SEG15
SEG17
SEG19
SEG21
SEG23
SEG25
SEG27
SEG29
SEG31
SEG33
SEG35
SEG37
SEG39
SEG12
SEG14
SEG16
SEG18
SEG20
SEG22
SEG24
SEG26
SEG28
SEG30
SEG32
SEG34
SEG36
SEG38
004016
004116
004216
004316
004416
004516
SEG1
SEG3
SEG5
SEG7
SEG9
SEG11
SEG0
SEG2
SEG4
SEG6
SEG8
SEG10
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