參數(shù)資料
型號(hào): LC75817NW
廠商: Sanyo Electric Co.,Ltd.
英文描述: 1/8 to 1/10 Duty Dot Matrix LCD Display Controllers/Drivers with Key Input Function
中文描述: 1月8日至1月10日當(dāng)值點(diǎn)陣液晶顯示控制器/輸入功能的關(guān)鍵驅(qū)動(dòng)
文件頁數(shù): 40/43頁
文件大小: 829K
代理商: LC75817NW
No. 6144-40/43
LC75817E, 75817W
2. Interrupt based key data acquisition
Flowchart
Timing chart
t5: Key scan execution time when the key data agreed for two key scans. (4800T(s))
t6: Key scan execution time when the key data did not agree for two key scans and the key scan was executed again. (9600T(s))
t7: Key address (43H) transfer time
t8: Key data read time
T = —1
fosc
CE = L
DO = L
Key data read
processing
CE = L
DO = H
Key off
NO
NO
YES
YES
Wait for at least t10
Key input
Key scan
CE
DI
DO
Key on
Key on
t5
t6
t5
t5
t8
t7
t7
t7
t8
t8
t10
Key address
Key data read
Controller
determination
(Key on)
Controller
determination
(Key off)
Controller
determination
(Key on)
Controller
determination
(Key on)
Controller
determination
(Key on)
t8
t7
t10
t10
t10
Controller
determination
(Key off)
Key data read request
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LC75817W 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:1/8 to 1/10 Duty Dot Matrix LCD Display Controller/Driver with Key Input Function
LC75818PT 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:1/8 to 1/10 Duty Dot Matrix LCD Display Controllers/Drivers with Key Input Function
LC7581E 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:1/8 to 1/10 Duty Dot Matrix LCD Display Controllers/Drivers
LC7581T 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:1/8 to 1/10 Duty Dot Matrix LCD Display Controllers/Drivers
LC7582 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:LCD Driver