Tips & walkthroughs

Give your robot a voice
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OK,you can read it now     "The SpeakJet is a completely self contained, single chip voice and complex sound synthesizer." This walk thru will show how … Read more
Ant's picture
drive a parallel display using a 8574 port expander
Using a
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Any parallelly interfaced character LCD you get these days will have a Hitachi HD44780 chip or a different one compatible with the HD44780. These usually have 14 … Read more
wireless comunication
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5
Average: 5 (1 vote)
Recently I got two XBee modules. And after some struggle with serial comunication I finally understand how to share data between two Arduinos. As a start I used 2 … Read more
command an actuator through wifi
Using a
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5
Average: 5 (1 vote)
This describes how to use the GPIO on a wireless router as binary outputs and how to control your electronics from the linux commandline. Software I started out … Read more
rik's picture
Rating:
5
Average: 5 (4 votes)
Recently a friend helped me obtain some polymorph and I've been trying to work out how to make useful parts with it. So far I've worked out how to make flat sheets … Read more
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5
Average: 5 (1 vote)
When I ordered my solarbotics track kit, I threw in a few of their "baby" GM motors thinking they would be fantastic for mini robots. When they arrived … Read more
Framework for multi-tasking in BASIC on the Picaxe 28X1
Using a
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Multi-Tasking BASIC programming on the Picaxe 28X1 Calm down dear, it's only a BASIC program. Read more
Steps battery voltage up or down.
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The MC34063A is an easy to use DC-DC converter that can be used to step battery voltage up or down to run your processor, small servos or to make an efficient LED … Read more
Regulate voltages in your robot.
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5
Average: 5 (5 votes)
Recently I've noticed some people are a bit unsure of how to regulate their robots batteries and since there was a tip/walkthrough on batteries recently I though … Read more
Object detection and ranging through sparse recursive splitting and grouping
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5
Average: 5 (2 votes)
This is a basic demonstration of software which I have written which does a form of machine vision for object detection and ranging. I will continue to develop it … Read more
Shows you what kinds of things to consider when picking a battery for your robot
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4
Average: 4 (4 votes)
Uses a webcam and robot vision to navigate around obstacles
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5
Average: 5 (2 votes)
Obstacle avoidance is one of the most important aspects of mobile robotics. Without it robot movement would be very restrictive and fragile. This tutorial explains … Read more
A way to control more LEDs than you have pins in your chip!
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5
Average: 5 (1 vote)
Update: I added a video with my grad cap hacked with 64 individually addressed LEDs! This multiplexing/matrixing/array-ing sure is fun :3 This is pretty barebones … Read more
Let two, three or more picaxes talk to each other
Rating:
5
Average: 5 (1 vote)
Picaxe serial bus   This walkthrough shows you how to make multiple picaxe chips talk to each other using 1 line. This works for all picaxe models but I only used … Read more
When a button is pushed on an infrared remote it makes an LED blink
Rating:
5
Average: 5 (2 votes)
Infrared Sensor (LED020) from the PICAXE store was used. http://194.201.138.187/epages/Store.storefront/?ObjectPath=/Shops/Store.TechSupplies/Products/LED020   Read more
Need a bendable gearshaft quick?
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5
Average: 5 (3 votes)
A lot of Eureka moments have happened while making Mr. Tea, I came accross this idea, and had to share.   I was looking for a cheap way to make a bendable … Read more
Rating:
5
Average: 5 (2 votes)
Every now and then I want to test a circuit or a new sensor or even some new idea for code but I don't have a starter kit or anything. While shopping for some robot … Read more
Tips on EEPROMS, i2c, scratchpad and variables
Rating:
5
Average: 5 (6 votes)
The picaxe 28X1 has some very cool memory features that can be used to free up program space or to give your robot a more convenient user interface. This post … Read more
head follows an object around the room
Rating:
5
Average: 5 (4 votes)
I was looking for a way to have a robots head follow something or someone around. The best results I found were the ones using a camera, but these are a bit … Read more
Takes servo outputs and sticks them in a Picaxe
Using a
Rating:
5
Average: 5 (1 vote)
I had asked in a forum post if a picaxe could "read" a servo output comming from another source... Thanks to the OddBot, as he nailed it. By the way, O.B. … Read more