Re: [Emc-users] Looking for anyone with a Pico Systems Univ PWM card *and* a pci-e parport

2018-03-26 Thread Maxime Lemonnier
Thanks Jon, My numbers would then be (for 1 univpwm card, previous numbers I gave were for two dasy chained cards) : write: 60us read: 83us s-tread: 145 (max 170) So it means I could safely do 5KHz. Thanks Jon! On Mon, Mar 26, 2018 at 12:46 PM, Jon Elson wrote: > On 03/22/2018 10:19 PM, Max

Re: [Emc-users] Looking for anyone with a Pico Systems Univ PWM card *and* a pci-e parport

2018-03-26 Thread Jon Elson
On 03/22/2018 10:19 PM, Maxime Lemonnier wrote: Ha! What is the frequency of the P4 you gave numbers for, Jon? Pentium 4, 2.00 GHz. So, I guess all numbers I gave should be divided by 2 to turn them into ns. So, write would be 30 us (max 47) read was 64 (max 94) and 193 us for the total serv

Re: [Emc-users] USB wifi dongle

2018-03-26 Thread Moses McKnight
I thought I sent this a couple of days ago but it only went to Andy because I forgot this list does not set the Reply-to to the list address (annoying it is!) The problem with Debian and wireless is that they don't include firmware for the wireless chipsets by default (non-free etc), so you hav

Re: [Emc-users] USB wifi dongle

2018-03-26 Thread Kurt Jacobson
May I once again mentioned the ThinkPenguin WiFi dongles as possible candidates? https://www.thinkpenguin.com/gnu-linux/penguin-wireless-g-usb-adapter Based on the debian wiki the drivers for the Realtek RTL8187B chipset used in the above linked dongle are included in the Linux kernel, and should

Re: [Emc-users] wiring. axis move?

2018-03-26 Thread John Figie
On Sunday 25 March 2018 21:58:58 John Kasunich wrote: > On Sun, Mar 25, 2018, at 8:29 PM, Gene Heskett wrote: > > > On Sat, Mar 24, 2018, at 5:54 PM, a k wrote: > > > > I measure supply 120 v ac. > > > > Thats another problem, the std line voltage has been 127 volts for > > several decades. I wou

[Emc-users] wiring. axis move?

2018-03-26 Thread Roland Jollivet
I still think it's ground related. Are these DC motors? If they run outside the box ok, then the frame of the motor is relevant. If they are DC, then carbon dust inside the motor could be conducting to the grounded? case, causing problems. On 26 March 2018 at 04:11, a k wrote: > Hi > I did

Re: [Emc-users] wiring. axis move?

2018-03-26 Thread andy pugh
On 26 March 2018 at 05:29, Chris Albertson wrote: > At some point where the power comes into your building the > grounded wire and the cold water pipe should be connected together. > Also at the same location where should be a ground rod or a connection > to metal that was embedded in a concrete

Re: [Emc-users] wiring. axis move?

2018-03-26 Thread Gene Heskett
On Monday 26 March 2018 00:29:24 Chris Albertson wrote: > On Fri, Mar 23, 2018 at 4:24 PM, a k wrote: > > I am in portland . > > 30 to 40 v ac I read between water pipe _ which is real ground and > > ground on the outlet pin that has cylindrical shape. > > Is this normal? > > No. Something is se

Re: [Emc-users] USB wifi dongle

2018-03-26 Thread andy pugh
On 26 March 2018 at 02:56, wrote: > I haven't been really listening to this thread but something Andy said about > not authorizing.. could it be the issue I had a while back..? > http://forums.debian.net/viewtopic.php?f=10&t=131621&p=649030#p649030 Worth a try, I guess. I am ending up with lon