參數(shù)資料
型號: μPD789415
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
文件頁數(shù): 75/126頁
文件大?。?/td> 590K
代理商: ΜPD789415
7
μ
P
Internal bus
LCD port selector
(LPS)
LCD clock control register
(LCDC)
LCDC3 LCDC2 LCDC1 LCDC0
2
2
LCD display mode
register (LCDH)
3
S
Prescaler
f
LCD
2
7
Segment selector
LCD
clock
selector
Selector
Selector
Selector
LCD drive
voltage controller
Common driver
f
LCD
f
LCD
2
6
f
LCD
2
8
f
LCD
2
9
LPS5
LCDON
VAON LIPS
LCDM2 LCDM1 LCDM0
LCS4 LPS3 LPS2 LPS1 LPS0
6
V
LC2
S
×
/P8
×
V
LC1
V
LC0
BIAS
P8
×
output
buffer
Segment
driver
Segment
driver
Segment
driver
P9
×
output
buffer
COM0 COM1 COM2 COM3
3210
3210
65
7
4
F
×××
H
Display data
memory
LCDON
S
×
/P9
×
3210
3210
65
7
4
F
×××
H
LCDON
3210
3210
65
7
4
F
×××
H
P8
×
Output latch
LCDON
S
×
P9
×
Output latch
Timing
controller
f
X
/2
7
f
XT
Figure 5-36. LCD Controller/Driver Block Diagram
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