aa16202 display lcd
TRANSCRIPT
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S P E C I F I C A T I O N
OF
AA16202/AA16212
JANUARY 05, 1995
AGENA DISPLAYTECH LTD
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AA16202/AA16212AGENA DISPLAYTECH LTD
CONTENTS
1. Display Specifications ....................................................................................................... 3
2. Mechanical Specifications ................................................................................................ 3
3. Electrical Specifications.................................................................................................... 3
3-1. Absolute Maximum Ratings.......................................................................................................3
3-2. Electrical Characteristics .............................................................................................................4
3-3. Backlit - LED Unit ........................................................................................................................4
3-3-1. Absolute Maximum Ratings (Ta = 25 C) ...................................................... 4
3-3-2. Electro-Optical Characteristics (Ta = 25 C).................................................. 4
4. Power Supply..................................................................................................................... 5
5. Electro-Optical Characteristics ...................................................................................... 6
6. Pin Assignment................................................................................................................. 7
7. Timing Characteristics ..................................................................................................... 7
8. Block Diagram................................................................................................................... 8
9. Instruction Set ................................................................................................................. 10
9-2 Initializing by Instruction..........................................................................................................10
9-2.1 8-bit interface mode (condition: fosc=270kHz) .....................................................11
9-2.2 4-bit interface mode (condition: fosc=270kHz) .....................................................12
9-3 DD RAM Address ................................................................................................................12
10. External Dimension ..................................................................................................... 13
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AA16202/AA16212AGENA DISPLAYTECH LTD
1. Display Specifications
1)
Mode: TN or STN Display Type: Reflective or TransflectiveBackground Colour : Yellow/Green or Gray, Character Colour : Blue )
2) Viewing Angle : 6 Oclock direction
3) Driving Duty : 1/16 Duty, 1/5 Bias
4) Display Format : 16 Characters x 2 Line
5) Backlit : LED - Yellow / Green
2. Mechanical Specifications
1) Outline Dimensions : Refer to attached Outline Dimensions figure (page 11)
2) Character Font : 5 x 7 dots with cursor.
3) Character Size : 2.95 (W) x 5.55 (H)
4) Dot Size : 0.55 (w) x 0.65 (H)
5) Weight : 45 g (Approx.)
3. Electrical Specifications
3-1. Absolute Maximum Ratings
ValueItem Symbol
Min Typ MaxUnit Condition Remark
Supply Voltage
(Logic)
Vdd-Vss -0.3 7.0 V Ta = 25 C
Supply Voltage
(LCD Drive)
Vdd-Vo 0 13.5 V Ta = 25 C
Input Voltage Vi 0 Vdd V Ta = 25 C
Operating Temp Ta 0 +50 C -
Storage Temp Tstg -20 +70 C -
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AA16202/AA16212AGENA DISPLAYTECH LTD
3-2. Electrical Characteristics
SPEC. VALUE
NO ITEM SYMBOL Min Typ Max UNIT CONDITION
1 Supply Voltage
(Logic)
Vdd-Vss 2.7 5.5 V
2 Supply Current
(Logic)
Idd 1.0 2.0 mA
4.4 4.6 4.8 Ta = 0 C
3 LCD Operating Vdd-Vo 4.2 4.4 4.6 V Ta = 25 C
Voltage 4.1 4.2 4.3 Ta = 50 C
4 Input Voltage
-HIGH LEVEL-
Vih 2.20 - Vdd V
5 Input Voltage
-LOW LEVEL-
Vil -0.3 0.6 V
3-3. Backlit - LED Unit
3-3-1. Absolute Maximum Ratings (Ta = 25 C)
Characteristic Symbol Max. Unit
Continuous Forward
Current
If 360 mA
Reverse Voltage Vr 10 V
OperatingTemperature
Toper -20 ~ 70 C
Storage Temperature Tstrg -30 ~ 80 C
Solder Temperature
for 3 sec. at 2mm from
the reflector edge
260 C
3-3-2. Electro-Optical Characteristics (Ta = 25 C)
Characteristics Symbol Condition Min Typ Max Unit
Forward Voltage Vf If = 180mA 4.1 4.4 V
Reverse Current Ir Vr = 10V 0.18 mA
Luminous Intensity Iv If = 180mA 100 MCD
Peak Emission Wave
Length
If = 180mA 565 nm
Spectral Line Half
Width
If = 180mA 40 nm
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AA16202/AA16212AGENA DISPLAYTECH LTD
4. Power Supply
Vdd-Vo : LCD driving voltage
VR : 10K ~ 20K
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AA16202/AA16212AGENA DISPLAYTECH LTD
5. Electro-Optical Characteristics
Item Symbol Min. Typ. Max. Unit Condition Note
Viewing 2- 1 70 - - deg. Cr = 2.0 1.2
Angle -90 +90
Contrast
Ratio
Cr - 4 - - = 20
= 0
3
Response
Time(Rise)
Tr - 110 - ms = 20
= 0
4
Response
Time(Fall)
Tf - 120 - ms = 20
= 0
4
* Above data are measured under STN mode.
2
1
1
2
1 2
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AA16202/AA16212AGENA DISPLAYTECH LTD
6. Pin Assignment
Pin No. Symbol Function
1 Vss 0 V
2 Vdd 3 ~5 V
3 Vo LCD Driving Voltage
4 RS H : Data Input L : Instruction Input
5 R/W H : Data Read L : Data Write
6 E Enable Signal
7 DB0
8 DB1
9 DB2
10 DB3 Data Bus Line
11 DB4
12 DB5
13 DB6
14 DB7
15 K(-) LED BACKLIGHT
16 A(+)
7. Timing CharacteristicsVDD= 5V 0.25 V Ta = 25 C 2C
ValueItem Symbol Min. Typ. Max. Unit
Enable Cycle Time Fig1.2 tcyc 500 - - ns
Enable Pulse Width, High Level Fig1.2 PWEH 220 - - ns
Enable Rise And Fall Time Fig1.2 tEr , tEf - - 25 ns
Address Set up Time, Rs, R/W,E Fig1.2 tAS 40 - - ns
Data Delay Time Fig2 tDDR - - 320 ns
Data Set up Time Fig1 tDSW 60 - - ns
Data Hold Time Fig1 tH 10 - - ns
Data Hold Time Fig2 tDHR 10 - - ns
Address Hold Time Fig1.2 tAH 10 - - ns
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AA16202/AA16212AGENA DISPLAYTECH LTD
FIG.1 Write Operation (MPU - MDL)
FIG.2 Read Operation (MDL - MPU)
8. Block Diagram
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AA16202/AA16212AGENA DISPLAYTECH LTD
9. Instruction Set
9-1. InstructionCode
InstructionRS R/
W
D
B
7
D
B
6
D
B
5
DB
4
DB
3
DB
2
DB
1
DB
0 DESCRIPTION
EXECUTION
TIME (Max.)
FOSC is 250 KHZ
Clear
Display
0 0 0 0 0 0 0 0 0 1 Clear Entire Display 1.64 ms
Return
Home
0 0 0 0 0 0 0 0 1 * Return display being shifted to
original position
1.64 ms
Entry Mode
Set
0 0 0 0 0 0 0 1 I/D S Sets cursor move direction &
specifies shift of display40 s
Display
On/Off
Control
0 0 0 0 0 0 1 D C B D : Display On/Off
C : Cursor On/Off
B : Cursor Blink/Not
40 s
Cursor Or
Display
Shift
0 0 0 0 0 1 S/C R/L * *
Move cursor & Shift display 40 s
Function Set 0 0 0 0 1 DL N F * * Refer to remark 40 s
Set CG Ram
Address
0 0 0 1 ACG Sets CG RAM address 40 s
Set DD Ram
Address
0 0 1 ADD Sets DD RAM address 40 s
Read Busy
Flag And
Address
0 1 B
F
AC BF : Busy flag
Read AC Contents 0 s
Write Data
To Cg Or
DD Ram
1 0 Write Data Write data into DD RAM or
CG RAM40 s
Read Data
From CG Or
DD Ram
1 1 Read Data Read data into DD RAM or
CG RAM40 s
Remark :
I/D 1 Increment 0 Decrement DD RAM : Display Data RAM
S 1 Accompanies Display Shift 0 CG RAM : Character Generator RAM
S/C 1 Display Shift 0 Cursor Move ACG : CG RAM Address
R/L 1 Shift Right 0 Shift Left ADD : DD RAM Address CorrespondsDL 1 8 Bits 0 4 Bits to cursor address
N 1 2 Lines 0 1 Line AC : Address Counter used for both
F 1 5 x 10 Dots 0 5x7 Dots DD and CG RAM Address
BF 1 International Operating 0 Can Accept
Instruction
* : No Effect (Dont Care)
9-2 Initializing by Instruction
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AA16202/AA16212AGENA DISPLAYTECH LTD
9-2.1.8-bit interface mode (condition: fosc=270kHz)
Power on
Wait for more than 30 ms
After Vdd rises to 4.5v
Function Set
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 1 1 N F X X
Wait for more then 39us
Display ON/OFF Control
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 1 D C B
Wait for more then 39us
Display Clear
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 0 0 0 1
Wait for more then 1.53ms
Entry Mode Set
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 0 1 I/D SH
Initialization end
0 1 line modeN
1 2 line mode
0 Display offF
1 Display on
0 Display offD
1 Display on
0 Cursor offC
1 Cursor on
0 Blink offB
1 Blink on
0Decrement
mode
I/D 1 Incrementmode
0Entire shift
offSH
1Entire shift
on
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AA16202/AA16212AGENA DISPLAYTECH LTD
9-2.2. 4-bit interface mode (condition: fosc=270kHz)
Power on
Wait for more than 30 ms
After Vdd rises to 4.5v
Function Set
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 1 0 X X X X
0 0 0 0 1 0 X X X X
0 0 N F X X X X X X
Wait for more then 39us
Display ON/OFF Control
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 X X X X
0 0 1 D C B X X X X
Wait for more then 39us
Display ClearRS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 X X X X
0 0 0 0 0 1 X X X X
Wait for more then 1.53ms
Entry Mode Set
RS RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 X X X X
0 0 0 1 I/D SH X X X X
Initialization end
9-3. DD RAM Address
Digit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Display Position
1-Line 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F DD RAM Address
2-Line 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F
0 1 line modeN
1 2 line mode
0 Display offF
1 Display on
0 Display offD
1 Display on
0 Cursor offC
1 Cursor on
0 Blink offB
1 Blink on
0Decrement
modeI/D
1Increment
mode
0Entire shift
offSH
1Entire shift
on
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AA16202/AA16212AGENA DISPLAYTECH LTD
10. External Dimension
PIN NO SIGNAL
1 Vss
2 Vdd
3 Vo
4 RS
5 R/W
6 E
7 DB0
8 DB1
9 DB2
10 DB3
11 DB4
12 DB5
13 DB6
14 DB7
15 C (-)
16 A (+)