SSD1805TR1 ETC2 [List of Unclassifed Manufacturers], SSD1805TR1 Datasheet - Page 32

• Manufacturer Part Number: SSD1805TR1
• Description: 132 x 68 STN LCD Segment / Common Monochrome Driver with Controller
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

Solomon Systech
i) Hardware reset
ii) Send original initialization
routines
iii) Set and display any test
patterns
Step 1
OTP setting steps =
Adjusted contrast value
– Original contrast value
Accept the
contrast level
on panel?
Adjust the
contrast level
to the best
visual level
Start
Figure 10 - Flow chart of OTP programming Procedure
Yes
No
i) Send original initialization
routines
ii) Set and display any test
patterns
iii) Inspect the contrast
Connect an external
voltage (14.5~15.5V)
on V
i) Send OTP setting
commands
ii) Send OTP programming
command
iii) Wait > 2 sec
iv) Hardware reset
Jun 2004 P 32/52
OUT
i) Hardware reset
ii) Enable oscillator
pins
END
Step 2
Rev 1.1
SSD1805 Series