參數(shù)資料
型號(hào): EM78P468NQ
廠商: ELAN Microelctronics Corp .
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 45/82頁
文件大?。?/td> 1491K
代理商: EM78P468NQ
EM78P468N
8-BIT Microcontroller
Product Specification
(V1.2) 03.15.2005
(This specification is subject to change without further notice)
41
Bit 4 (LCDEN):
LCD enable bit: 0/1 -> LCD circuit disable/enable
When LCD function is disabled, all common/segment output is set to ground (GND) level
Bit 3:
Not used
Bit 2 (LCDTYPE):
LCD drive waveform type select bit
LCDTYPE = “0”: “
A” type waveform
LCDTYPE = “1”: “
B” type waveform
Bit 1 ~ 0(LCDF1 ~ LCDF0):
LCD frame frequency control bits
LCD frame frequency (e.g. Fs=32.768KHz)
1/2 duty
1/3 duty
LCDF1
LCDF0
1/4 duty
0
0
1
1
0
1
0
1
Fs/(256*2)=64.0
Fs/(280*2)=58.5
Fs/(304*2)=53.9
Fs/(232*2)=70.6
Fs/(172*3)=63.5
Fs/(188*3)=58.0
Fs/(204*3)=53.5
Fs/(156*3)=70.0
Fs/(128*4) =64.0
Fs/(140*4) =58.5
Fs/(152*4) =53.9
Fs/(116*4) =70.6
Fs: sub-oscillator frequency
RA/LCD_ADDR (LCD Address)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
0
0
LCD_A4
LCD_A3
LCD_A2 LCD_A1 LCD_A0
Bit 7 ~ 5:
Not used, fixed to “0”
Bit 4 ~ 0 (LCDA4 ~ LCDA0):
LCD RAM address
RB (LCD data buffer)
RA
(LCD address) Bit 7 ~4
Bit 3
(LCD_D3)
Bit 2
(LCD_D2)
Bit 1
(LCD_D1)
Bit 0
(LCD_D0)
Segmen
t
00H
01H
02H
|
1DH
1EH
1FH
--
--
--
|
SEG0
SEG1
SEG2
|
SEG29
SEG30
SEG31
--
--
--
X
Common
COM3
COM2
COM1
COM0
RB/LCD_DB (LCD Data Buffer)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
--
--
--
--
LCD_D 3 LCD_D 2 LCD_D 1 LCD_D 0
Bit 7 ~ 4:
Not used
Bit 3 ~ 0 (LCD_D3 ~ LCD_D0):
LCD RAM data transfer registers
相關(guān)PDF資料
PDF描述
EM78P568 8-BIT OTP MICRO-CONTROLLER
EM78P569 8 - BIT OTP MICRO CONTROLLER
EM78P5840 8 BIT MICROCONTROLLER
EM78P5841 8 BIT MICROCONTROLLER
EM78P5842 8 BIT MICROCONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EM7A8620 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:Voice over IP
EM7G 制造商:GULFSEMI 制造商全稱:Gulf Semiconductor 功能描述:ULTRAFAST EFFICIENT PLASTIC SILICON RECTIFIER VOLTAGE: 1000V CURRENT: 1.0A
EM800 制造商:EDI 制造商全稱:Electronic devices inc. 功能描述:HIGH VOLTAGE HIGH CURRENT MINIATURE RECTIFIERS
EM8000EHP 制造商:JDSU 制造商全稱:JDS Uniphase Corporation 功能描述:The industrya??s most compact 100 G test solution
EM800-DCM 制造商:MRV 制造商全稱:MRV 功能描述:LambdaDriver Dispersion Compensation Module (EM800/1600-DCM and DCMD)