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Characteristic
E Cycle
E High Level Width
E Low Level Width
E Rise Time
E Fall Time
Address Set-Up Time
Address Hold Time
Data Set-Up Time
Data Delay Time
Data Hold Time (Write)
Data Hold Time (Read)
Symbol
tC
tWH
tWL
tR
tF
tASU
tAH
tDSU
tD
tDHW
tDHR
Min
1000
450
450
140
10
200
10
20
Typ
-
Max
25
25
320
-
tC
E
2.0V
tWL
0.8V
tWH
tR
tF
tAH
R/W
tASU
tASU
CS1B, CS2B
CS3, RS
tAH
0.8V
2.0V
tDSU
DB0-7
MPU write timing
t DHW
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
tC
E
tWL
tWH
tR
R/W
tF
tASU
tAH
tASU
tAH
CS1B,CS2B
CS3, RS
tD
DB0 ~DB7
MPU Read timing
tDHR
)%<1
Instruction
Display ON/OFF
RS
L
R/W
L
DB7
L
DB6
L
Set Address
(Y address)
Set Page
( X address)
Display Start
Line
(Z address)
Status Read
L
L
L
H
L
L
H
L
L
L
H
H
L
H
B
U
S
Y
L
Write Display
Data
H
L
Read Display
Data
H
DB5
H
DB4
H
DB3
H
DB1
H
DB0
L/H
Y address (0~63)
H
H
Page
(0~7)
H
Display start line
(0~63)
O
N
/
O
F
F
R
E
S
E
T
L
Write Data
H
DB2
H
Read Data
L
L
L
Function
Controls the display on
or off. Internal status
and display RAM data is
not affected.
L:OFF, H:ON
Sets the Y address in
the Y address counter.
Sets the X address at
the X address register.
Indicates the display
data RAM displayed at
the top of the screen.
Read status.
BUSY
L: Ready
H: In operation
ON/OFF L: Display ON
H: Display OFF
RESET L: Normal
H: Reset
Writes data (DB0:7) into
display data RAM. After
writing instruction, Y
address is increased by
1 automatically.
Reads data (DB0:7) from
display data RAM to the
data bus.
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