- Category:
- SCM
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-
- File Size:
- 1kb
- Update:
- 2012-11-26
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- 0 Times
- Uploaded by:
- fallenleaf2
Description: 12864 LCD contrast, when the factory has a good tune, so when users can not access the third pin anything, this experiment in order to compatible with more than 12,864 on-board LCD so the addition of LCD contrast adjustment potentiometer, if users supporting our 12864 can not regardless of LCD, LCD' s third pin can be left vacant. Some relatively large power consumption of LCD, users can be used when the first 19,20 LCD backlight will not receive the pin, so that fonts will be very clear.
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