參數(shù)資料
型號: EM73MA89B
英文描述: Advanced Synchronous Rectified Buck MOSFET Drivers with Pre-POR OVP; Temperature Range: -40°C to 85°C; Package: 8-EPSOIC T&R
中文描述: 4,液晶產(chǎn)品位微控制器
文件頁數(shù): 25/64頁
文件大?。?/td> 331K
代理商: EM73MA89B
31
* This specification are subject to be changed without notice.
EM73MA89B
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
Preliminary
10.15.2002 (V1.3)
LCD driver control command register (P27) :
Port27
3210
Initial value : 0000
LDC
VREF
LDC
LCD display control
VREF
Reference voltage
V5(1/5bias)*1
0
LCD display disable
0 0 0
0.85V
4.25V
1
LCD display enable
0 0 1
0.90V
4.50V
* : Don't care.
0 1 0
0.95V
4.75V
*1 : V5 is LCD working voltage
0 1 1
1.00V
5.00V
(suggestion only).
1 0 0
1.05V
5.25V
1 0 1
Reserved
1 1 *
Reserved
Example :
LDIA
#1001B
; enable LCD.
OUTA
P27
:
LDIA
#0000B
; disable LCD.
OUTA
P27
LCD display data area:
The LCD display data is stored in the display data area of the data memory (RAM).
Bank 2
Address
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
P9=xx10B 200-20Fh
COM0
210-21Fh
COM1
220-22Fh
COM2
230-23Fh
COM3
240-24Fh
COM4
250-25Fh
COM5
260-26Fh
COM6
270-27Fh
COM7
280-28Fh
COM8
290-29Fh
COM9
2A0-2AFh
COM10
2B0-2BFh
COM11
2C0-2CFh
COM12
2D0-2DFh
COM13
2E0-2EFh
COM14
2F0-2FFh
COM15
Bank 3
P9=xx11B 300-30Fh
COM16
310-31Fh
COM17
320-32Fh
COM18
330-33Fh
COM19
340-34Fh
COM20
350-35Fh
COM21
360-36Fh
COM22
370-37Fh
COM23
380-38Fh
COM24
390-39Fh
COM25
3A0-3AFh
COM26
3B0-3BFh
COM27
3C0-3CFh
COM28
3D0-3DFh
COM29
3E0-3EFh
COM30
3F0-3FFh
COM31
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
SEG36
SEG37
SEG38
SEG39
SEG40
SEG41
SEG42
SEG43
SEG44
SEG45
SEG46
SEG47
SEG48
SEG49
SEG50
SEG51
SEG52
SEG53
SEG54
SEG55
SEG56
SEG57
SEG58
SEG59
SEG60
SEG61
SEG62
SEG63
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