SPLC782A 查看數據表（PDF） - Unspecified
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SPLC782A Datasheet PDF : 40 Pages
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SPLC782A
NO.
Instruction
12 Write data to CG RAM / DD RAM
1001010100
Display
WELCOME
TO PART_
Operation
Write " T ".
The cursor is incremented by one and shifted to the right.
13 Entry mode set
0000000111
WELCOME
TO PART_
When writing, it sets mode for the display shift.
14 Write data to CG RAM / DD RAM
1001011001
ELCOME
O PARTY_
Write " Y ".
The cursor is incremented by one and shifted to the right.
15
:
:
16 Return home
0000000010
WELCOME
TO PARTY
Both the display and the cursor return to the original position (address 0).
l Figure 5-19: 8-Bit Operation and 16-Digit 2-Line Display
ntia nly 5.7. Reset Function
At power on, it starts the internal auto-reset circuit and executes the initial instructions. There are the initial procedures shown as belows:
fide e O PowerOn
on Us Wait time > 15 ms
after Vdd > 4.5V
[ 8-Bit Interface ]
Wait time > 40ms
After VDD > 2.7V
C R RS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
00 0 0 1 1 X X X X
lus E Wait time > 4.1 ms
p IN RS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
00 0 0 1 1 X X X X
un TM Wait time > 100 us
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
S R RS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
00 0 0 1 1 X X X X
or PA RS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
F 0 0 0 0 1 1 N F X X
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
BF can be checked after the following
instructions .
Function set ( Interface is 8 bits length .
Specify the number of display lines and character font . )
The number of display lines and character font cannot be changed afterwards .
000 0 00 1 0 0 0
Display off
000
000
0 00 0
0 00 0
0 01
1 I/D S
Display clear
Initialization Ends
Entry mode set
Figure 5-20: Reset Function (8-bit Interface)
© Sunplus Technology Co., Ltd.
11
Proprietary & Confidential
FEB. 15, 2005
Version: 1.7
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