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Results tagged with display
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user 19835
Questions about LCDs, 7-segment LEDs, E-ink displays, etc.
4
votes
How do seven segment displays show black numbers?
The usual red (or coloured) seven segment displays use Light Emitting Diodes (LEDs).
The displays on watches are Liquid Crystal Displays (LCD) - a totally different technology.
- 60.7k
3
votes
Mounting a LCD display to a PCB
I expect that the display is intended to be mounted directly to the front panel of the equipment, either by clamping or by using glue. …
- 60.7k
3
votes
16 segment LED sparkfun resistor help
With a simple LED driver that does not control the LED currents, you require a separate current-limiting resistor for each segment, with a higher value for the one-LED segments than for the two-LED se …
- 60.7k
21
votes
Does VGA DB15 have the same pinout as VGA DE15?
Cannon, who invented the D-Subminature connector family, says the second letter indicates the shell size.
For standard density connectors a DA connector has 15 pins, DB is 25 (the original RS-232 conn …
- 60.7k
2
votes
How do I wire this 3 way switch?
I would call that a single pole, double throw (SPDT) center-off toggle switch. Electrically, it looks like:
simulate this circuit – Schematic created using CircuitLab
To confuse newcomers, wh …
- 60.7k