Questions tagged [basic-stamp]
5 questions
2
votes
2 answers
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 I have to connect it to some insulator with 0V?…
JohnnyFromBF
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2
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2 answers
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 scoreboard will have two 3-digit numbers, controlled…
user23036
1
vote
1 answer
Serial Servo Controller using Basic Stamp
How can you control a Servo using a Basic Stamp?
littlebirdceo
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0
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1 answer
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 servo freaks out and starts twitching in one spot,…
smith8m3
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1 answer
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 this 32 ohm? I have no idea where it come from.
EDIT:…
MarcoGarzini
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