Let's Make Robots!
Shows you what kinds of things to consider when picking a battery for your robot
Uses a webcam and robot vision to navigate around obstacles
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!
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
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
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?
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
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
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
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
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. I simply … Read more
Make your Picaxe x-series chips sing!
So, want to add a little tune to your drumming machine? Want something more than just a beeping noise for your robot to produce? Then you have an easy … Read more
Detects objects at close range. Can be used for object tracking.
Now with video of the sensor being used as a Mintvelt inspired object tracker! This sensor is a short range obstacle detector with no dead zone. It has a reasonably … Read more
an example of a driver for a brushless DC motor without microcontroller
This is a continuation of my blog on the same subject. Please continue your commenting here.     I am the proud owner of a stack of scavenged hard drives. I hoped … Read more
Sometimes you want to be able to go at different speeds, usually to make serial connections. Here is a snap on / off way of setting it up
Update: Note that the newer Picaxe models can change a lot by commands like setfreq alone :)   This is only for dummies like myself using Picaxe 28Xx standard … Read more
transmit data via wires or IR from and to an MCU (Picaxe)
  (Notice: this walkthrough is going to be updated as i don't have time ATM to make videos and photos, so stay tuned!)   INTRODUCTION:  Hi guys, here's what i … Read more
this would be your first chip
IntroductionMany circuits, precooked or home made, deal with time related issues and many of those are dealt with by this IC: The *555* IC. It comes in many shapes … Read more
Recently I posted a tip on using the anti-static foam your IC's come in for pressure sensors. This show you how to apply that tip to your robot. Read more
Senses position of joint, no moving parts
I needed some positional sensors for an arm on a new robot I'm building but pots were too big and would have been difficult to mount since you want the axis of the … Read more
Gives feedback to your robot brain...
Encoders, Encoders... Encoders can be used to provide feedback info to your pic to let it know what the mechanics of the machine are doing. In the case of this … Read more