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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)： | 24/64頁 |
| 文件大小： | 331K |
| 代理商： | EM73MA89B |
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* This specification are subject to be changed without notice.
10.15.2002 (V1.3)
EM73MA89B
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
Preliminary
Volume control register (P17)
The are 16 levels of volume for sound generator. P17 is the volume control register.
Port17
Initial value : 0000
3
2
1
0
VCR
ts/tp
1
15/16
1
0
14/16
::
0
1
1/16
0
0/16
PROGRAM EXAMPLE:
LDIA
#0CH
OUTA
P13
LDIA
#0EH
OUTA
P12
LDIA
#0111B
; volume control
OUTA
P17
LDIA
#1010B
; 1430 Hz tone output
OUTA
P20
LCD DRIVER
It can directly drive the liquid crystal display (LCD) and has 64 segment pins, 16 or 32 common pins by mask
option. There are total 64x16 or 64x32 dots can be display. The V1~V5, VA and VB pins have to connect the
capacitors for LCD voltage multiplier.
16 common pins
32 common pins
Display dots
16x64 dots
32x64 dots
Bias
1/5 bias
Duty
1/16 duty
1/32 duty
LCD display RAM
Bank2 (P9=xx10B)
Bank2(P9=xx10B), Bank3(P9=xx11B)
I/O or LCD pin
COM0..15,
COM0..31,
by mask option
SEG0..59,
SEG0..43,
P1[0..3]/SEG63..60
P7[0..3]/SEG47..44,
P6[0..3]/SEG51..48,
P5[0..3]/SEG55..52,
P2[0..3]/SEG59..56,
P1[0..3]/SEG63..60
tp
ts
tp=
CLK/64 (CLK=4.6MHz)
1
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相關(guān)代理商/技術(shù)參數(shù) |
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| EM73P361A | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:4-BIT MICRO-CONTROLLER FOR LCD PRODUCT |
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| EM73P362CQ | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:4-BIT MICRO-CONTROLLER FOR LCD PRODUCT |
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