M38220E1-FP Datasheet

  • M38220E1-FP

  • SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

  • 980.52KB

  • 78页

  • MITSUBISHI   MITSUBISHI

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Data bus
LCD enable bit
Address
0040
16
LCD display RAM
LCD circuit divider
division ratio selection bits
2
Bias control bit
鈥?鈥?/div>
2
LCD
divider
LCDCK count source
selection bit
鈥?鈥?f(X
CIN
)/32
Address
0041
16
Address
004F
16
Duty ratio selection bits
Fig. 33 Block diagram of LCD controller/driver
f(X
IN
)/8192( or f(X
CIN
)/8192 in
low-speed mode)
Selector Selector
Timing controller
LCDCK
Segment Segment
driver
driver
Selector Selector Selector Selector
Segment
driver
Segment Segment Segment
driver
driver
driver
Bias control
Common Common Common Common
driver
driver
driver
driver
SEG
0
P1
6
/SEG
30
P1
7
/SEG
31
SEG
1
SEG
2
SEG
3
P3
4
/SEG
12
V
SS
V
L1
V
L2
V
L3
COM
0
COM
1
COM
2
COM
3
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3822 Group
35

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