參數(shù)資料
型號(hào): S-4561A
廠商: Seiko Instruments Inc.
英文描述: LCD Controller-Driver With Built-in Serial and Parallel interfaces(內(nèi)置串行和并行接口的LCD控制器-驅(qū)動(dòng)器)
中文描述: LCD控制器,內(nèi)置的串行和并行接口(內(nèi)置串行和并行接口的液晶顯示控制器-驅(qū)動(dòng)器驅(qū)動(dòng)程序)
文件頁(yè)數(shù): 4/49頁(yè)
文件大?。?/td> 461K
代理商: S-4561A
LCD Controller-Driver
S-4561A
Seiko Instruments Inc.
3
Pin Description
1.
Logic Power Supply Pins
Table 1 Logic Power Supply Pins
Pin No.
47
33
Pin Name
V
SS
V
DD
Description
Negative Power Pin: Usually connected to 0 V (GND)
Positive Power Pin: Usually connected to+3 V
2.
Control Pins
Table 2 Control Pins
Pin No.
7, 9
11, 13
15, 17
19, 21
Pin Name
DB0 to DB7
Description
When an 8-bit parallel interface is selected:
8-Bit Parallel Data Bus 3-State Input/Output Pin
When a 4-bit parallel interface is selected:
DB0 to DB3 :
Open
DB4 to DB7 :
4-Bit Parallel Data Bus 3-State Input/Output Pins
When a serial interface is selected:
DB0
:
Serial Data Input Pin
DB1
:
Clock Input Pin
DB2 to DB7 :
Open
25
R/WX
When a 4-bit/8-bit parallel interface is selected:
68-Family MPU Read/Write Signal Input Pin
R/WX=
H
:
Read
R/WX=
L
:
Write
80-Family MPU:
Write Signal Input Pin
Active
L
Data Bus Input State
When a serial interface is selected:
High Impedance
Parallel/Serial Interface Changeover Pin
P/SX=
H
:
4-Bit/8-Bit Parallel Interface
P/SX=
L
:
Serial Interface
When 4-bit/8-bit parallel interface is selected:
Register Select Signal Input Pin
RS=
0
:
Instruction Register Write
Each Address Counter Read
BUSY Flag Read
RS=
1
:
Data Register Write/Read
When a serial interface is selected:
RS=
0
:
Instruction Register Write
RS=
1
:
Data Register Write
When a 4-bit/8-it parallel interface is selected:
68-Family MPU Enable Clock Signal Input Pin
Active
H
80-Family MPU Read Signal Input Pin
Active
L
Data Bus Output State
When a serial interface is selected:
Chip-Select Input Pin
E=
L
:
Active
Reset Input Pin
Active
L
Internal Pullup Register
When 4-bit/8-bit parallel interface is selected:
C86=
H
”....................
68-Family Interface
C86=
L
”....................
80-Family Interface
When a serial interface is selected:
Don't care.
27
P/SX
29
RS
31
E
23
RESX
39
C86
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