Links to every page on this web site
- Home : Chris Hellyar's project home page
- Projects : My Projects, past and present
- 3Step : Simple 3 channel unipolar stepper motor controller for CNC applications
- Overview : Overview of the 3Step stepper controller
- 3Step Specifications : 3Step Stepper Driver specifications
- Gallery : Bunch of images showing the details of the 3step stepper controller board
- 3Step Downloads : Download files relating to the 3Step driver project
- Buliding : A bit of detail on how to assemble your own stepper controller
- MyIO : About my project to build my own PLC / RTU system
- Goals : Goals of the Myio DIY plc project
- Documentation : Documents and information about the Myio Project
- 1.0 Goals and Concepts : My goals, and the concepts behind what I'm trying to do
- 2.0 Interface : The interface definition for the Myio project.
- 2.1 EIA485 (RS485) : How I'm implimenting RS485 on my RTU
- 2.2 modbus Protocol : Progress on the implimentation of modbus for my RTU
- 2.2a My Modbus : Specfication for my own version of modus, sorta
- 3.0 Software : Software running on the PC / PLC end of the MyIO project
- 3.1 Logger : The first PC software output from the MyIO project
- Myio Downloads : Files and other stuff from the Myio Project
- Logger : Logger is a modbus over serial datalogger.
- R/C Gadgets : Information about Ohmark Electronics old R/C products
- Elevon mixer Mk1.0 : The first R/C product I made, the elevon mixer
- 3Step : Simple 3 channel unipolar stepper motor controller for CNC applications
- News : Changes to the site, updates on my projects, and general happenings.
- URL shortener. lngz.org : A bit about my latest diversion.
- New blog site... :
- RRD and another RTU : Some pretty graphs and added another RTU
- Sharing Memory : Got shared memory working between PHP and C. Nice.
- Loads of progress! : Got Classicladder and a basic AJAX based HMI working, WooHoo
- Happy New Year : Happy New year.
- Ohmark Elevon Mixer online : The R/C product Ohmark electronics made, back in 1997
- ioctl sillyness : Playing around with the serial port functionality in Linux, frustrating
- Veroboard RS485 : I've got basic RS485 functionality going on the benc
- Facelift : I'm moving the site to a new CMS.
- Modbus and back... : I've changed my mind, again! :-)
- 3Step moves : I moved the 3Step website from www.trash.co.nz
- Diversions : Not much happening in modbus world, but look at this cool toy!
- Logger : Got a bit more done, wrote a bit of logging software
- Tidying up : Had a bit of a clean up on the workbench.
- I have Control : Things are happening down on the bench,I've got lights
- libmodbus : I found a better libmodbus
- Modbus? : Decision to use modbus
- Progress : Created the first hardware, looking good
- Interface : I've picked an interface
- First News : Brief posting about what's going on here
- Contact : How to Contact Chris
- Links : Links that I've found helpful as I've been working on these projects
- Disclaimer : Site disclaimer