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PDF SPLC780D Data sheet ( Hoja de datos )
| Número de pieza | SPLC780D | |
| Descripción | 16COM / 40SEG Controller / Driver | |
| Fabricantes | Sunplus Technology | |
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SPLC780D
16COM/40SEG Controller/Driver
NOV. 04, 2004
Version 1.2
SUNPLUS TECHNOLOGY CO. reserves the right to change this documentation without prior notice. Information provided by SUNPLUS TECHNOLOGY
CO. is believed to be accurate and reliable. However, SUNPLUS TECHNOLOGY CO. makes no warranty for any errors which may appear in this document.
Contact SUNPLUS TECHNOLOGY CO. to obtain the latest version of device specifications before placing your order. No responsibility is assumed by
SUNPLUS TECHNOLOGY CO. for any infringement of patent or other rights of third parties which may result from its use. In addition, SUNPLUS products
are not authorized for use as critical components in life support devices/ systems or aviation devices/systems, where a malfunction or failure of the product
may reasonably be expected to result in significant injury to the user, without the express written approval of Sunplus.
1 page  
SPLC780D
4. SIGNAL DESCRIPTIONS
Mnemonic
PIN No.
Type
Description
VDD
33 I Power input
VSS
23 I Ground
OSC1
24 - Both OSC1 and OSC2 are connected to resistor for internal oscillator circuit. For
OSC2
25
external clock operation, the clock is input to OSC1.
V1 - V5
26 - 30
I Supply voltage for LCD driving.
E 38 I A start signal for reading or writing data.
R/W 37
lRS 36
entia OnlyDB0-DB3
DB4 - DB7
fid eCL1
sCL2
on UM
D
C RSEG1 - SEG22
s ESEG23 - SEG40
lu INCOM1 - COM16
39 - 42
43 - 46
31
32
34
35
22 - 1
80 - 63
47 - 62
I A signal for selecting read or write actions.
1: Read, 0: Write.
I A signal for selecting registers.
1: Data Register (for read and write)
0: Instruction Register (for write),
Busy flag - Address Counter (for read).
I/O Low 4-bit data
I/O High 4-bit data
O Clock to latch serial data D.
O Clock to shift serial data D.
O Switch signal to convert LCD waveform to AC.
O Sends character pattern data corresponding to each common signal serially.
1: Selection, 0: Non-selection.
O Segment signals for LCD.
O Common signals for LCD.
np M5. COMPARISON OF SPLC780D AND SPLC780C
u TSPLC780D
SPLC780C
Memo
Chip size
2860u*2450u
3140u*2690u
S RPAD Size
90u * 90u
94u * 94u
Passivation Opening Window
AMin. PAD Pitch
110u
120u
For PNote:
VIH@5V
2.5V
2.2V
SPLC780D is very similar to SPLC780C. Because they are fabricated on the same foundry and user the same rule, they have the same DC/AC
characteristic and they are fully function compatible.
© Sunplus Technology Co., Ltd.
Proprietary & Confidential
5
NOV. 04, 2004
Version: 1.2
5 Page 
SPLC780D
No. Instruction
12 Entry mode set
0000000111
Display
WELCOME
TO PART_
Operation
When writing, it sets mode for the display shift.
13 Write data to CG RAM / DD RAM
1001011001
ELCOME
O PARTY_
Write " Y ".
The cursor is incremented by one and shifted to the right.
14 :
:
:
15 Return home
WELCOME
Both the display and the cursor return to the original position
0000000010
TO PARTY
(address 0).
l6.7. Reset Function
tia lyAt power on, SPLC780D starts the internal auto-reset circuit and executes the initial instructions. The initial procedures are shown as
n nfollows:
e OPower On
[ 8-Bit Interface ]
fid seWait time > 15 ms
nafter VDD > 4.5V
W ait time > 40ms
After VDD > 2.7V
Co R URS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
00 0 0 1 1 X X X X
lus INEWait time > 4.1 ms
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
pRS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
n M0 0 0 0 1 1 X X X X
u TWait time > 100 us
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
S ARRS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
P0 0 0 0 1 1 X X X X
BF cannot be checked before this instruction .
Function set ( Interface is 8 bits length . )
r BF can be checked after the following
o instructions .
F Function set ( Interface is 8 bits length .
Specify the number of display lines and
character font . )
RS R/W DB7 DB6 DB5 DB4 DB3 DB3 DB1 DB0
000 0 11 N F XX
The number of display lines and character
font cannot be changed afterwards .
000 0 00 1 0 0 0
000 0 00 0 0 0 1
0 0 0 0 0 0 0 1 I/D S
Display off
Display clear
Initialization Ends
Entry mode set
© Sunplus Technology Co., Ltd.
Proprietary & Confidential
11
NOV. 04, 2004
Version: 1.2
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet SPLC780D.PDF ] | |
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