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LS037V7DW05 Schematic ( PDF Datasheet ) - Sharp

Teilenummer LS037V7DW05
Beschreibung LCD Module
Hersteller Sharp
Logo Sharp Logo 




Gesamt 20 Seiten
LS037V7DW05 Datasheet, Funktion
www.avnet-embedded.eu






LS037V7DW05 Datasheet, Funktion
4 Input Signal Assignment
4-1. TFT-LCD Panel and Back Light driving section
Corresponding connector : FH23-61S-0.3SHAW(05) (HIROSE ELECTRIC CO., LTD.)
Table 4.1
Pin No. Symbol I/O
Function
1
GND
-
2 NC -
3
LED+
-
4 NC -
GND
LED power supply (Hign Voltage)
5
LED-
-
LED power supply (Low Voltage)
6 NC -
7 T4 O
Touch Panel (right side)
8 T3 O
Touch Panel (6 o’clock side)
9 T2 O
10 T1 O
11
GND
-
12 NC -
Touch Panel (Left side)
Touch Panel (12 o’clock side)
GND
13
VDD5
-
Power Supply (+5.5V)
14
VDD5
-
Power Supply (+5.5V)
15 NC -
16 VCI -
Power Supply (+1.8V)
17 NC -
18
GND
-
GND
19
RESB
I
20
GND
-
21 NC -
22 SCL O/Z
Reset signal
GND
I2C clock signal
23 NC -
24 SDA I/O/Z
I2C data signal
25 NC -
26
GND
-
GND
27 B7 I
BLUE data signal(MSB)
28 B6 I
29 B5 I
30 B4 I
BLUE data signal
BLUE data signal
BLUE data signal
31 B3 I
BLUE data signal
32 B2 I
BLUE data signal
33 B1 I
BLUE data signal
34 B0 I
BLUE data signal(LSB)
35
GND
-
GND
36 G7 I
GREEN data signal(MSB)
37 G6 I
GREEN data signal
38 G5 I
39 G4 I
40 G3 I
GREEN data signal
GREEN data signal
GREEN data signal
41 G2 I
GREEN data signal
42 G1 I
GREEN data signal
43 G0 I
GREEN data signal(LSB)
44
GND
-
GND
45 R7 I
RED data signal(MSB)
46 R6 I
47 R5 I
48 R4 I
49 R3 I
RED data signal
RED data signal
RED data signal
RED data signal
50 R2 I
RED data signal
51 R1 I
RED data signal
52 R0 I
RED data signal(LSB)
53
GND
-
GND
54 DE I Data enable signal (signal to settle the horizontal display position)
55
GND
-
GND
56 DOTCLK I
57
GND
-
58
HSYNC
I
59
GND
-
Dot-clock signal
GND
Horizontal synchronous signal
GND
60
VSYNC
I
Vertical synchronous signal
61
GND
-
GND
www.avnet-embedded.eu
LD-23950C-4
Remark
Positive
Negative
Negative

6 Page









LS037V7DW05 pdf, datenblatt
7-3. I2C interface protocol
Register write access protocol is as shown in the following timing.
Device code is 16hex ( 7bit ).
LD-23950C-10
SCL
Input Mode
Input Mode
Input Mode
SDA
ACK A7 A6 A5 A4 A3 A2 A1 A0 ACK D7 D6 D5 D4 D3 D2 D1 D0 ACK
Device Code(7bit) = 16h
R/W Flag = "L"
7-4. I2C interface AC timing
Table 7-2
Item
SCL Frequency
SCL pulse “H” width
SCL pulse “L” width
SDA set up time
SDA hold time
Start condition set up time
Start condition hold time
Stop condition set up time
Interval between Stop
condition and Start condition
SDA output delay time
Symbol
fscl
tSCLWH
tSCLWL
tSUSDA
tHSDA
tSUSTAR
tHSTAR
tSUSTOP
tHSTOP
tDSDA
Register Address(8bit)
Register Data(8bit)
Acknowledge (LCD Module output)
Condition
CL=100pF
Min.
60
160
10
0
160
160
160
160
0
Typ. Max.
3.4
fscl
SCL
SDA
70%
tSUSTAR
70%
30%
tHSTAR
70% 70%
30% 30%
70% 70%
tSCLWH
30% 30%
tSCLWL
70%
30%
70%
30%
tDSDA
80%
20%
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
70%
tSUSTOP
30%
tHSTOP
70% 70%
7-5. Power ON/OFF Sequence
(1) Power ON sequence
Item
1 RESB = L
2 VCI Power ON
3 VDD5 Power ON
4 Wait > 10ms
5 RESB = H
6 Wait > 1us
7
Signal( DOTCLK, VSYNC,
HSYNC, RGB Data) input
8 Wait > 6ms
9 SLEEP OUT
10 Wait > 100ms
DISP ON
11
Address or Data Write Data(hex)
Remark
Address
Data
Address
Data
11h
00h
29h The display starts synchronizing
00h
with VSYNC pulse after writing
DISP ON regisnter.
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