參數(shù)資料
型號(hào): S-4543A
廠商: Seiko Instruments Inc.
英文描述: Dot Matrix LCD Driver(點(diǎn)陣LCD驅(qū)動(dòng)器)
中文描述: 點(diǎn)陣LCD驅(qū)動(dòng)器(點(diǎn)陣液晶驅(qū)動(dòng)器)
文件頁(yè)數(shù): 12/27頁(yè)
文件大?。?/td> 163K
代理商: S-4543A
Dot Matrix LCD Driver
S-4543A
Seiko Instruments Inc.
11
2.1 Parallel Interface
P/S
E1, E2 :
R/WX
A0
D0 to D7:
:
“H” Parallel Interface (Connected to VDD)
Operation at the Falling Edge
“L”WRITE Command, “H”READ Command
“L” Command Data, “H” Display Data
Date Bus
:
:
Note : When reading the command or display data, NEVER input a signal to E1 and E2 simultaneously.
Names of Pins of the S4543A
A0
E1, E2 R / WX
D0 to D7
Names of Signals of 68 Family MPU
A0
E
R / W
D0 to D7
Table 11 Pin Connection for MPU Interface
Figure 5 Read/Write Timings of Parallel Interface Display Data
A0
R/WX
E1, E2
Data bus
MP
Bus holder
Internal
timing
Address Data
Address Set
N Address
Dummy
Read
Display Data
Read
N Address
Display Data
Read
N+2 Address
Display Data Read
Dummy Data
Display Data n
Display Data n+1
Dummy
Data
Display Data n
Display Data n+1
Internal operation
(busy)
A0
R/WX
E1, E2
Data bus
MP
Bus holder
Internal operation
(busy)
Internal
timing
Address N
Display Data n
Display Data n+1
Display Data n+2
Address Set
N addres
s
Display Data
Write
N Address
Display Data
Write
N+1 Address
Display Data
Write
N+2 Address
Display Data Write
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