MC4002D7-SBLW EVERBOUQUET, MC4002D7-SBLW Datasheet - Page 13

• Manufacturer Part Number: MC4002D7-SBLW
• Description: LCD MODULE, ALPHANUMERIC, 40X2
• Manufacturer: EVERBOUQUET

Specifications of MC4002D7-SBLW

• No. Of Digits / Alpha: 80
• Character Count X Line: 40 X 2
• Character Size: 5.55mm
• Supply Voltage: 5V
• Display Area Width: 154mm
• Display Area Height: 15.3mm
• Operating: RoHS Compliant
• Display Mode: Transflective
• Backlighting Colour: White
• Rohs Compliant: Yes

The DD RAM stores display data and its RAM size is 80 bytes. The area in DD RAM that is not used for display
can be used as a general data RAM. Its address is set in the address counter. There are the relations between
the display data RAM s address and the LCD s position shown belows.
Using 8-bit character code, the character generator ROM generates 5 x 7 dot or 5 x 10 dot character patterns.
It also can generate 160 5 x 7 dot character patterns and 32 5 x 10 dot character patterns.
Using the programs, users can easily change the character patterns in the character generator RAM. It can be
written with 5 x 7 dots, 8 character patterns or written with 5 x 10 dots, 4 character patterns.
( Example ) 1-line display , 8 display characters
When the display shift operation is performed , the display data RAM’s address moves as :
( i ) Left shift
DISPLAY DATA RAM (DD RAM)
CHARACTER GENERATOR ROM (CG ROM)
CHARACTER GENERATOR RAM (CG RAM)
Sunplus Technology Co., Ltd.
1-line display , 80 display characters
01
00
00
1
1
02
01
01
2
2
03
02
02
3
3
04
03
03
4
4
05
04
04
5
5
06
05
05
6
6
06
06
7
07
07
8
08
11
( ii ) Right shift
Display position
Display data RAM
address
4F
00
79
4E
01
80
4F
02
03
Rev.: 1.2
Display position
Display data RAM
address
SPLC780A1
04
05
2000.05.05
06