Questions tagged [basic-stamp]

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279 views

How to control the speed of rotation of a servo using a potentiometer?

I'm trying to write a program using BASIC to turn a servo 180 degrees back and forth, and to use a potentiometer to control the speed at which the servo turns. I have a code, but when I run it, the ...
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1answer
112 views

Solve Resistance per unit in simple problem

I'm just learning basic electronic. I don't understand this simple problem. A 400 ohm resistor carries a current of 60 Ampers. resistance is R per unit (pu) = 400ohm/32ohm = 12.5 how can I obtain ...
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2answers
2k views

Where to connect DB9 Ground Pin on a Serial RS232 connection?

I want to connect my DIY basic stamp via RS232 MAX232 to the serial port on my laptop. Now since I'm a complete newbie in electronics, what do I do with Ground Pin 5 on the DB9? I assume ground means ...
2
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2answers
1k views

How can I display a scoreboard on stage for a play?

I am part of the team who makes the scenery for a theatrical play at school. What is needed to be done is to have a scoreboard in the middle of the room, that one will control from backstage. The ...
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1answer
324 views

Serial Servo Controller using Basic Stamp

How can you control a Servo using a Basic Stamp?