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PDF LM2088RCW Data sheet ( Hoja de datos )
| Número de pieza | LM2088RCW | |
| Descripción | LCD Module User Manual | |
| Fabricantes | TOPWAY | |
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LM2088RCW
LCD Module User Manual
Prepared by:
Liqin
Date: 2009-06-22
Checked by:
Date:
Approved by:
Date:
Rev. Descriptions
0.1 New release
Release Date
2009-06-22
URL: www.topwaydisplay.com
www.topwaysz.com
Document Name: LM2088RCW-Manual-Rev0.1.DOC
Page: 1 of 12
1 page  
TOPWAY
LCD Module User Manual
LM2088RCW
2. Absolute Maximum Ratings
Items
Symbol
Min.
Max. Unit Condition
Supply Voltage
Input Voltage
VDD
0
+5.5
V VSS = 0V
VIN
VSS-0.3 VDD+0.3
V VSS = 0V
Operating Temperature
TOP
-20 +70 °C No Condensation
Storage Temperature
Cautions:
TST
-30 +80 °C No Condensation
Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of this
device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may
affect device reliability.
3. Electrical Characteristics
3.1 DC Characteristics
Items
Operating Voltage
Input High Voltage
Input Low Voltage
LCD Contrast
Reference Voltage
Operating Current
Symbol
VDD
VIN
VIN
V0
IDD
MIN.
4.7
0.8xVDD
VSS
-
-
TYP.
5.0
-
-
23.2
22.3
MAX.
5.3
VDD
0.1xVDD
-
-
VSS=0V, VDD=5.0V, TOP=25°C
Unit Applicable Pin
V VDD
V
DB0~DB7, /WR, /RD, /CS,
RS, /RES
V
DB0~DB7, /WR, /RD, /CS,
RS, /RES
V V0
mA VDD
3.2 LED Backlight Circuit Characteristics
Items
Symbol MIN.
TYP.
MAX.
BLK=0V, IfBLA=153mA, TOP =25°C
Unit Applicable Pin
Forward Voltage
VfBLA - 5.0 -
V BLA
Forward Current
Cautions:
IfBLA - 153 180 mA BLA
Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime.
BLA
BLK No. of LED = 9pcs
URL: www.topwaydisplay.com
www.topwaysz.com
Document Name: LM2088RCW-Manual-Rev0.1.DOC
Page: 5 of 12
5 Page 
TOPWAY
LCD Module User Manual
LM2088RCW
4.7 Initialization Setting Example
The following setting should be issue to LCD module after hardware reset.
(example could be adjusted, if necessary.)
Register Register
Value
Value
Add
00h
Name
WLCR
(binary)
0000 0100
01h MISC 0110 1000
03h ADSR 0000 0000
0Fh INTR 0000 0000
10h WCCR 0000 0110
11h DWLR 1110 0000
20h AWRR 0010 0111
21h DWRR 0010 0111
30h AWBR 1110 1111
31h DWBR 1110 1111
40h AWLR 0000 0000
50h AWTR 0000 0000
90h SCCR 0110 1010
F0h FNCR 1000 0000
F1h FVHT 0000 0000
(hex)
04
68
00
00
06
E0
27
27
EF
EF
00
00
6A
80
00
Note
Power Mode = Normal Mode
Software Reset = Normal Operation
Display mode = Graphical Mode
Display on
Full screen blinking control = normal (no blinking)
Full screen inverse = normal (no inverse)
Eliminating Flicker = normal
Busy is High active
XCK = CLK/2
SEG/COM order are normal order
Scrolling function is disable
Set interrupts are disable
Auto-increase Cursor Position
Chinese/English char alignment = disable
Store Current Data to DDRAM = directly
Set Bold font (char mode only) = normal
Font rotae mode = disable
Cursor on
Cursor blink
Cursor Height = 15 pixels
Line Distance = 1 pixel
Active Window Right Register = 40
Display Window Right Register = 40
Active Window Bottom Register = 240
Display Window Bottom Register = 240
Active Window Left Register = 00
Active Window Top Register = 00
Idle Time set (set to ~66Hz, when system clock=6MHz)
Memory Clear Function = no action
Font is normal
Note:
Others un-mentioned registers are using its hardware reset default value.
URL: www.topwaydisplay.com
www.topwaysz.com
Document Name: LM2088RCW-Manual-Rev0.1.DOC
Page: 11 of 12
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet LM2088RCW.PDF ] | |
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