Re: [MacRuby-devel] CNC Machine control using USB to IEEE 1284 Parallel port adapter

2012-01-21 Thread Will Thorne
Perhaps getting a bit off topic for MacRuby list now... Back when I was doing this Arduino didn't exist, I was programming Microchip PIC 16F877 chips in C, I seem to remember that when you receive an interrupt it disables more interrupts from the same source until you reset the bit in the releva

Re: [MacRuby-devel] CNC Machine control using USB to IEEE 1284 Parallel port adapter

2012-01-18 Thread Will Thorne
Hello, Long time lurker making first post here. You could use an Arduino and do the real time pulse generation stuff on that. Then just write a macruby app that serialises the commands and feeds them to the Arduino which interprets them and flips the necessary IO pins on and off. It's years sin