Re: [Emc-users] 3 phase washing machine motor

2014-12-29 Thread Karlsson Wang
If it is an induction motor which is probably the cheapest to build slip between electrical speed and mechanical speed will depend on load. In this kind of motors there are no magnets and the magnetic field is developed by the slip. Nicklas Karlsson On Sat, 27 Dec 2014 08:00:04 + Marcus

[Emc-users] Real time scheduling

2014-12-29 Thread Karlsson Wang
Then trying to get a system which is robust to communication errors I investigated the scheduling and found out that Earliest Deadline First scheduling quite recently have been part of the ordinary kernel. I have seen linuxcnc currently use SCHED_FIFO and the new is SCHED_DEADLINE which use

Re: [Emc-users] Persistently storing HAL pin value

2014-12-29 Thread Alexander Rössler
On Wednesday 24 December 2014 09:20:05 schoone...@btinternet.com wrote: Hi Alex Seb wrote: If you're making a userspace component (as opposed to a realtime component), you can just use fopen/fwrite/fclose to persist the values when they change, and fopen/fread/fclose at startup to

[Emc-users] Good URL to look up auto-technology motor specs?

2014-12-29 Thread Gene Heskett
Greetings; The function generator arrived today, so I have the potential PSU, one 2M542 driver, and an A.T. KL23H266-20-8B motor setup to test how is the best way to run it. The first thing I notice is that its maximum current draw, when the driver is set for a hair under 2 amps, is actually

Re: [Emc-users] Real time scheduling

2014-12-29 Thread TJoseph Powderly
On 12/25/2014 04:06 AM, Karlsson Wang wrote: Then trying to get a system which is robust to communication errors I investigated the scheduling and found out that Earliest Deadline First scheduling quite recently have been part of the ordinary kernel. I have seen linuxcnc currently use

Re: [Emc-users] Mux_generic

2014-12-29 Thread a k
Hi i am interesting if you make mux_generic work in reality this software 2.6.4 only 4 month old and maybe has problems in it. i also trying to use mux_generic and problem mux-gen.00.out -no such pin On Fri, Nov 28, 2014 at 5:47 AM, Eric H. Johnson ejohn...@camalytics.com wrote: Andy et al,