2. 16x2 LCD usually need only 2-3mA for driving LCD without backlight. So it's not problem to drive LCD directly from pic.
3. Most LCD operate from 4.5 to 5.5V.
4. For most standard 16x2 LCD there is no need. But if you want, you could.
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Re: 16x2 LCD supply and backlight driven from Pic pin ??
2. 16x2 LCD usually need only 2-3mA for driving LCD without backlight. So it's not problem to drive LCD directly from pic.
3. Most LCD operate from 4.5 to 5.5V.
4. For most standard 16x2 LCD there is no need. But if you want, you could.
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