lm6021a- Topway Display, lm6021a- Datasheet - Page 11

• Manufacturer Part Number: lm6021a-
• Description: Lcd Module User Manual
• Manufacturer: Topway Display

4.5
4.5.1
URL:
Electronic Control Register=01101b
Wait until power supply is stabilized
Turn on Power Supply VDD & VSS
While maintaining /RES at LOW
Release the /RES Reset Signal
Output Status Register=normal
Write Other Display Data …
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Set Column Address = 0
Basic Operating Sequence (example)
Display ON/OFF = ON
Set Page Address = 0
LCD voltage regulator = on
Initialization Sequence
LCD voltage follower = on
LCD voltage booster = on
Init Display Line=0
Write Display Data
LCD bias = 1/8
ADC = normal
Power Control
(
/RES = HIGH)
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LCD Module User Manual
0 1 0 1 0 0 0 1 0
0 1 0 1 0 0 0 0 0
0 1 1 0 0 0 0 0 0
0 0 1 0 0 0 0 0 0
0 1 0 0 0 1 1 0 1
0 0 0 1 0 1 1 1 1
0 1 0 1 0 1 1 1 1
0 1 0 1 1 0 0 0 0
0 0 0 0 1 0 0 0 0
0 0 0 0 0 0 0 0 0
1
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Code Function
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Display Data
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Document Name: LM6021A-Manual-Rev0.5.doc
hex
A2h
A0h
C0h
8Dh
AFh
B0h
40h
2Fh
10h
00h
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See AC Characteristics section
for timing details
LCD panel Characteristic
No flip on x-direction (SEG)
No flip on y-direction (COM)
i.e. Display RAM “page 0 - D0”
Matched to top line of the LCD
Set to the middle of the range
It may be adjusted for achieving
the best display contrast
Turn on all the internal power
circuit for driving the LCD
normally
Turn on the LCD display
Specify the Display Data RAM
page address going to write = 0
Specify the Display Data RAM
column address going to write =
0 (two command)
Write data to Display Data RAM.
After write, the internal Column
Address Counter will be
increased by 1 automatically
Note
Page: 11 of 13
LM6021A