OPTREX CORPORATION DMF 5000 series User manual

DMF 5000 SERIES
USERS MANUAL
OCTOBER 1996
OPTREX CORPORATION
Apollo Display Technologies Inc.
194-22 Morris Ave. Holtsville NY 11742
Phone: [phone] Fax: [phone]
www.apollodisplays.com

DMF 5000
TABLE OF CONTENTS
1. OUTLINE OF LCD MODULE ..........................................................................................................4
1.1 FEATURES............................................................................................................................................4
2. SPECIFICATION ...............................................................................................................................5
2.1 MAXIMUM RATINGS .............................................................................................................................5
2.2 ELECTRICAL CHARACTERISTICS............................................................................................................6
2.3 LCD DRIVING VOLTAGE AND CONNECTION ..........................................................................................7
2.4 EL BACK LIGHT...................................................................................................................................9
2.5 CCT BACK LIGHT..............................................................................................................................10
3. INTERFACE.....................................................................................................................................11
3.1 INTERFACE CONNECTION....................................................................................................................11
3.2 BLOCK DIAGRAM ...............................................................................................................................15
3.3 SIGNAL TIMINGS ................................................................................................................................16
3.4 MEMORY ADDRESS AND DISPLAY POSITION ........................................................................................17
3.4.1 Memory Address and Display Position .......................................................................................17
3.4.2 Memory Address and Display Position .......................................................................................19
3.4.3 RAM Map...................................................................................................................................21
4. SOLDERING JUMPER SETTING..................................................................................................22
4.1 INITIAL SETTING ................................................................................................................................22
4.2 EXPLANATION OF EACH SOLDERING JUMPER .......................................................................................23
5. COMMUNICATION BETWEEN CPU AND MODULE................................................................25
5.1 DATA TRANSMISSION METHOD...........................................................................................................25
5.1.1 Status Read ................................................................................................................................26
5.2 COMMAND.........................................................................................................................................27
5.2.1 Command List ............................................................................................................................27
5.2.2 Description of Command............................................................................................................29
5.2.2.1 Pointer Set Command..............................................................................................................29
5.2.2.2 Control Word Set Command....................................................................................................30
5.2.2.3 Mode Set Command.................................................................................................................31
5.2.2.4 Display Mode Set Command....................................................................................................32
5.2.2.5 Cursor Pattern Select Command..............................................................................................33
5.2.2.6 Data Auto Write/Data Auto Read.............................................................................................33
5.2.2.7 Data Write/Data Read.............................................................................................................35
5.2.2.8 Screen Parking........................................................................................................................35
5.2.2.9 Screen Copy ............................................................................................................................37
5.2.2.10 Bit Set, Bit Reset....................................................................................................................38
5.3 INITIALIZE..........................................................................................................................................39
5.4 CHARACTER GENERATOR ...................................................................................................................40
5.4.1 Character Generator ROM.........................................................................................................40
5.4.2 User Character Generator RAM.................................................................................................41
5.5 ATTRIBUTE........................................................................................................................................43
5.5.1 Attribute Function......................................................................................................................43

5.5.2 Procedure of setting attribute.....................................................................................................44
6. APPLICATION CIRCUITS .............................................................................................................45
6.1 MODULE LOCATED IN THE MEMORY AREA OF CPU .............................................................................45
6.2 MODULE LOCATED IN THE I/O AREA OF CPU ......................................................................................46
6.3 INTERFACE CIRCUIT WITH PPI LSI......................................................................................................47
7. INSTALLATION..............................................................................................................................48
8. CAUTIONS AND HANDLING PRECAUTIONS............................................................................48
8.1 HANDLING .........................................................................................................................................48
8.2 STORAGE ...........................................................................................................................................48
8.3 OPERATION........................................................................................................................................48
8.4 OTHERS .............................................................................................................................................48
9. PROGRAM EXAMPLE...................................................................................................................49

1. Outline of LCD Module
The DMF 5000 series dot matrix graphic LCD modules include an LCD controller, a display RAM, a
character generator ROM, and drive circuits. These modules are suitable for copiers, facsimiles, PBXs,
marine instruments, and messaging displays for various instruments.
1.1 Features
1. Excellent readability and high contrast ratio.
2. bit parallel bus interface.
3. Built-in LCD controller T6963C and display RAM (8K byte).
4. Large graphic display.
5. Various attribute functions.
6. Built-in 128 word character generator ROM, and 256 word (max.) character generator RAM.
7. Wide operating temperature range.
8. Compact and easily mountable on any equipment.

2. Specification
2.1 Maximum Ratings
Item Symbol Min. Max. Unit Notes
Supply Voltage
(Logic) Vcc-Vss -0.3 7V
Supply Voltage Vcc-Vee Vcc +0.3 28 V
(LCD Drive) Vcc-Vadj 0 28 V
Input Voltage Vi -0.3 Vcc +0.3 V
Topr 0+50 °C
Operating
Temperature Topr +10 +40 °CCCT Backlight
Type
Storage
Temperature Tstg -20 +60 °C
Make sure not to exceed above maximum rating values under the worst probable conditions.

2.2 Electrical Characteristics
Standard Value
Item Symbol Condition Min. Typ. Max. Unit
Supply
Voltage
(Logic) Vcc-Vss Ta = 25°C 4.75 55.25 V
Supply
Voltage Vcc-Vee Ta = 25°C 10 28 V
(LCD Drive) Vcc-Vadj Ta = 25°C 8 26 V
Supply Icc Ta = 25°C 10 20 mA
Current Iee Ta = 25°C 4 8 mA
Input
Voltage
“H” Level ViH Ta = 25°C Vcc-2.2 Vcc V
Input
Voltage
“L” Level ViL Ta = 25°C 00.8 V

2.3 LCD Driving Voltage and Connection
The LCD Panel is driven by the voltage Vcc-Vee or Vcc-Vadj. Adjustable Vee or Vadj is required for
contrast control and temperature compensation. Table 2.1 is a recommended power supply voltage for the
LCD drive (Vcc-Vee or Vcc-Vadj).
Table 2.1
Temp.
Model 0 °C10 °C25 °C40 °C50 °CNote
DMF5001N Series
(Vcc-Vadj) 23.2V 20.3V 18.3V 1/128 Duty
DMF5002N Series
(Vcc-Vadj) 22.4V 19.7V 17.6V 1/112 Duty
DMF5003N Series
(Vcc-Vadj) 19.6V 18.4V 17.4V 1/128 Duty CCT Backlight
DMF5005N Series
(Vcc-Vee) 14.8V 13.6V 12.3V 1/64 Duty
DMF5010N Series
(Vcc-Vee) 14.4V 13.6V 12.8V 1/64 Duty CCT Backlight
Consult your local Optrex representative to obtain detailed specifications for each module part number.

Example of power Supply Connection:
+5V
GND
R
VR Tr
-12V
+5V
GND
R
VR
-21V
Note: R: 5KΩ- 10KΩ
VR: 10KΩ- 20KΩ
Tr: 2SA, 1162Y etc.
Vcc DMF5005N
DMF5010N
Vss Series
Vee
Vcc
DMF5001N
Vss DMF5002N
DMF5003N
Series
Vadj
Vee

2.4 EL Back Light
Recommended Inverter and Connection
+5VDC IN OUT DMF5001N
DMF5002N
NEL-D32-49 DMF5005N
GND GND (NEC) GND SERIES
NEL-D32-49 Specification
IN GND
OUT
Bottom View
Maximum Ratings
Input Voltage 6VDC
Load (Lamp Surface Area) 95 cm2
Storage Temperature -20 - 70°C
Operating Temperature -10 - 55°C
Acceptable Operating Range
Input Voltage 3-5.5VDC
Load (Lamp Surface Area) 50-83 cm2

2.5 CCT Back Light
Recommended Inverter and Connection
+24VDC VIN OUT 1 DMF5003N
DMF5010N
CXA-1301
(TDK) OUT 2
GND GND SERIES
OUT
GND
CXA-1301 Specification
VIN OUT 1
OUT 2
GND OUT GND
Bottom View
Maximum Ratings
Input Voltage 26.4VDC
Output Power Consumption 5W
Storage Temperature -20 - 75 °C
Operating Temperature 0 - 50 °C
Acceptable Operating Range
Input Voltage 24±1.2VDC

3. Interface
3.1 Interface Connection
DMF 5001N, 5002N, 5003N Series
Pin No. Symbol Level Function
1FG -Frame Ground (Connected to Metal Holder)
2VSS -Ground (Signal Ground)
3VCC -Power Supply (Logic, LCD Drive)
4VADJ -Power Supply for LCD Contrast Adjust
5VEE -Power Supply (LCD Drive)
6__ WR LData Write (Write Data to the Module at “L”)
7__ RD LData Read (Read Data from the Module at “L”)
8__ CE LChip Enable for the Module
9_ C/D H/L WR=“L”; C/D=“H”: Command Write, C/D=“L”: Data Write RD=“L”; C/D=“H”: Status Read, C/D=“L”: Data Read
10 ____ HALT LStop the Oscillation of Clock
11 ______ RESET LController Reset
12 DφH/L Data Input/Output (LSB)
13 D1 H/L Data Input/Output
14 D2 H/L Data Input/Output
15 D3 H/L Data Input/Output
16 D4 H/L Data Input/Output
17 D5 H/L Data Input/Output
18 D6 H/L Data Input/Output
19 D7 H/L Data Input/Output (MSB)
20 NC -No Connection

DMF 5005N, 5010N Series
Pin No. Symbol Level Function
1FG -Frame Ground (Connected to Metal Holder)
2VSS -Ground (Signal Ground)
3VCC -Power Supply (Logic, LCD Drive)
4VEE -Power Supply (LCD Drive)
5__ WR LData Write (Write Data to the Module at “L”)
6__ RD LData Read (Read Data from the Module at “L”)
7__ CE LChip Enable for the Module
8_ C/D H/L WR=“L”; C/D=“H”: Command Write, C/D=“L”: Data Write RD=“L”; C/D=“H”: Status Read, C/D=“L”: Data Read
9NC -No Connection
10 ______ RESET LController Reset
11 DφH/L Data Input/Output (LSB)
12 D1 H/L Data Input/Output
13 D2 H/L Data Input/Output
14 D3 H/L Data Input/Output
15 D4 H/L Data Input/Output
16 D5 H/L Data Input/Output
17 D6 H/L Data Input/Output
18 D7 H/L Data Input/Output (MSB)
19 FS H/L Font Size Select “H”: 6 x 8 DOT
“L”: 8 x 8 DOT
20 NC -No Connection

EL Back Light Terminal for DMF 5001N, 5002N, 5005N Series
Pin No. Symbol Level Function
21 EL -EL Power Supply
22 EL -EL Power Supply
CCT Back Light Terminal for DMF 5003N Series
Pin No. Symbol Level Function
1GND -Ground for CCT Power Supply
2NC -No Connection
3NC -No Connection
4HOT -CCT Power Supply
CCT Back Light Terminal for DMF 5010N Series
Pin No. Symbol Level Function
1HOT -CCT Power Supply
2NC -No Connection
3NC -No Connection
4GND -Ground for CCT Power Supply

Pin No. Layout
DMF5001N, 5002N Series DMF 5003N Series
2 1
1 2 CCT
1
Top View Top View 4
20 19 JST
VHR-4N
19 20 21
22
EL
B4P-VH
or
B4PS-VH
DMF 5005N Series DMF 5010N Series
2 1 CCT
Top View Top View
JST
20 19 VHR-4N
20 1
BP4-VH
or
BP4S-VH
22
21
EL

3.2 Block Diagram
D0 COM. DRV. LCDP
T6961B
D7
___
WR CONTROL
__
RD LSI
__
CE T6963C SEG.DRV.
_
C/D T7778A
_____
*1 HALT
______
RESET NOTE
*2 FS *1: For DMF5001N, 5002N,
5003N series only.
*2: For DMF5005N, 5010N
series only.
8K BYTE *3: DMF5003N, 5010N
S.RAM are already included.
*4: Available for
DMF5001N, 5002N, 5005N
Vcc To LSI
Vss BIAS
Vadj CIRCUIT
Vee
*3 *4
HOT EL
GND EL
CCT
BACKLIGHT
UNIT
EL
BACKLIGHT
FOIL

3.3 Signal Timings
Item Symbol Min. Max. Unit
C/D Set Up Time tCDS 100 -ns
C/D Hold Time tCDH 10 -ns
CE, RD,. WR
Pulse Width tCP, tRP, tWP 80 -ns
Data Set Up Time tDS 80 -ns
Data Hold Time tDH 40 -ns
Access Time tACC -150 ns
Output Hold Time tOH 10 50 ns
Conditions: VCC = 5 ±0.25V, GND = 0V, Ta = 25°C
Bus Timing
_
C/D
tCDS tCDH
___
CE
tCP, tRP, tWP
___ ___
RD , WR
tDS
D0to D7
(WRITE)
tDH
D0to D7
(READ) tACC tOH

3.4 Memory Address and Display Position
[6 x 8 Font]
The relationship between display memory address and display position on the LCD module is defined in
section 3.4.1. (note: this is for 6x8 character font)
Graphic home address GH, number of graphic area GA, text home address TH, and number of text area
TA are defined by “Control Word Set” command. The position of GH, TH is described in 3.4.3 RAM
map.
3.4.1 Memory Address and Display Position
Text Display (Ex. 240 x 64 DOT)
TA = 28H, GA = 28H
TH & GH = Within 0000H - 1FFFH
TH TH + 27H
TH + TA TH + TA + 27H
TH + 7TA TH + 7TA + 27H






8 line





1444444444444444442444444444444444443
40 Character

Graphic Display (Ex. 240 x 64 DOT)
TA = 28H, GA = 28H
TH & GH = Within 0000H - 1FFFH
GH GH + 27H
GH + GA GH + GA + 27H
GH + 63GA GH + 63GA + 27H
Note: In case of graphic display, 8 bit data is as follows:
MSB LSB
D7 D6 D5 D4 D3 D2 D1 D0






64 Dot





1444444444444444442444444444444444443
40 x 6 = 240 Dot
← Graphic Data
144444444424444444443
Valid Data
1442443
Invalid Data

[8 x 8 Font]
The relationship between display memory address and display position on the LCD module is defined in
section 3.4.2. (note: this is for 8x8 character font)
Graphics home address GH, number of graphic area GA, text home address TH, and number of text area
TA are defined by “Control Word Set” command. The position of GH, TH is described in 3.4.3 RAM
map.
3.4.2 Memory Address and Display Position
Text Display (Ex. 240 x 64 DOT)
TA = 1EH, GA = 1EH
TH & GH = Within 0000H ∼FFFH
TH TH + 1DH
TH + TA TH + TA + 1DH
TH + 7TA TH + 7TA + 1DH






8 line





1444444444444444442444444444444444443
30 Character

Graphic Display (Ex. 240 x 64 DOT)
TA = 1EH, GA = 1EH
TH & GH = Within 0000H ∼1FFFH
GH TH + 1DH
GH + GA TH + TA + 1DH
GH + 63GA TH + 7TA + 1DH
Note: In case of graphic display, 8 bit data is as follows:
MSB LSB
D7 D6 D5 D4 D3 D2 D1 D0






64 Dot





1444444444444444442444444444444444443
30 x 8 = 240 Dot
← Graphic Data
14444444444444244444444444443
Valid Data