DRO

I recently completed a Digital ReadOut for a lathe, using an AVR microprocessor and incremental encoder bars. You can find details here. Simple encoders with reasonable resolution (at least for hobby mills) can be found in old printers.The ruler which can be seen in this disassembled HP deskjet was taken Continue Reading

Programming the YAMAHA

I finally got the bastard to move. I started to write a ‘Control Interface’ in Delphi, with some predefinded commands. I really got tired of having to retype commands in Hyperterminal all the time. the Delphi program takes care of start- and endcodes and has a growing number of commands Continue Reading

Yamaha robot

The next thing I wanted to achieve of course was to see something moving. After getting rid of the ‘interlock’ fault message I got a new one. My new pal lost his mind and only responded with ‘Feedback error’, which drove me nuts for a while. I tried to disconnect Continue Reading

YAMAHA 3-axis robot

Some time ago someone at my work showed me a 3-axis linear YAMAHA robot which was taking up valuable warehouse space, and ready to be scrapped. I couldn’t resist the temptation to start a refuge for abandoned robots so I took the poor thing home.Unfortunately the victim arrived in a Continue Reading