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參數(shù)資料
型號: W742C813
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4-BIT, MROM, 3.58 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 2.75 MM HEIGHT, QFP-100
文件頁數(shù): 44/56頁
文件大小: 455K
代理商: W742C813
W742E/C813
- 44 -
5.25.3 SEG32-SEG39 Using as DC Output (NMOS open drain type)
SEG32
SEG39 pins output type can be changed to DC output mode by code mask option. The
correspoinding control resigters are LCD RAM address LCDR40 and LCDR41, these two parts are
individually enabled by code mask option. LCDR40 controls the SEG32
SEG35 pins and LCDR41
controls the SEG36
SEG39 pins. When SEG32
SEG39 are used as DC output, their output type is
NMOS open drain type. The instruction
MOV @LP,R
outputs the ram data to SEG32
39, when
SEG32
39 operate in DC output mode.
5.25.4 The Output Waveforms for the LCD Driving Mode
1/5 bias 1/8 (1/16) duty Lighting System (Example)
Normal Operating Mode
COM0
V3
V4
VSS
V2
V1
VLCD
4
3
2
1
8
(16)
4
3
2
1
8
(16)
" " "
" " "
" " "
" " "
" " "
" " "
V3
V4
VSS
V2
V1
VLCD
SEG
" " "
V3
V4
VSS
-V1
V2
V1
VLCD
-V4
-VLCD
-V3
-V2
LCD driver
outputs for
seg. on
COM0 side
being lit
" " "
相關(guān)PDF資料
PDF描述
W742C814 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
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相關(guān)代理商/技術(shù)參數(shù)
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