Tag Archives: cheapbot

Robot Chassis with Plastic Ball Caster

This is the 1″ plastic ball caster that I ordered from Robotshop. The white ball pops out of the black holder, which has three bolt holes to secure it to the robot chasis. I positioned the holder on the wooden … Continue reading

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Casters for a Small Robot

Poor little cheapbot is undergoing surgery this week. The purpose is to change the caster wheel, but in the end the whole chassis will be replaced. Because I’m trying to build my ‘cheapbot’ robot out of readily available parts, I … Continue reading

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Arduino Cheapbot gets a Mini Breadboard Makeover

Videos of delivery guys gone wild may be viral these days, but Santa Zero was good to me and delivered these presents intact and on time. They will help in making my cheapbot kit a reality. I’ve only just browsed … Continue reading

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Arduino robot with phototransistor mode switch (attempt #1)

I have a program (aka ‘sketch’) which steers my arduino robot (ie, cheapbot) in a square path. I revised it to use a phototransistor as a mode switch between standby and act (ie, move) modes. Originally, I used the delay() … Continue reading

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Phototransistor as robot mode switch

Here’s the thing about cheapbot: as soon as you program it, it wants to go. It really needs a mode switch with two modes: one to accept commands, and the other to execute them. Also I want to be able … Continue reading

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