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Search: Posts Made By: harlequin2
Forum: Open ReVolt: open source DC motor controller 01-30-2013, 02:43 PM
Replies: 9
Views: 3,641
Posted By harlequin2
I finally got around to putting all the files...

I finally got around to putting all the files together in one place, so here they are:
12382

The .sch and .pcb files are DesignSpark. The source code files are compiled with CCS C compiler...
Forum: Open ReVolt: open source DC motor controller 01-29-2013, 07:12 PM
Replies: 9
Views: 3,641
Posted By harlequin2
Here's the C source code. Compiled with the CCS C...

Here's the C source code. Compiled with the CCS C compiler running on MPLAB IDE V 8.88. The micro is a PIC16F1826, current sensor is Tamura L01Z400S05.

12380

Should be enough info to make one!...
Forum: Open ReVolt: open source DC motor controller 01-29-2013, 07:02 PM
Replies: 9
Views: 3,641
Posted By harlequin2
Here's the schematic as a zipped .pdf. 12379

Here's the schematic as a zipped .pdf.

12379
Forum: Open ReVolt: open source DC motor controller 01-29-2013, 06:56 PM
Replies: 9
Views: 3,641
Posted By harlequin2
I'll give it a shot- here' a picture and some pcb...

I'll give it a shot- here' a picture and some pcb layouts. The schematic was too big to upload, I'll see if I can squeeze it down a bit.

SS = silk screen, TC = top copper, BC = bottom

12367
...
Forum: Open ReVolt: open source DC motor controller 11-30-2011, 03:12 PM
Replies: 143
Views: 42,461
Posted By harlequin2
OK, I have the thing working reliably now so I'll...

OK, I have the thing working reliably now so I'll send the files to sawickem to create a wiki thing.
Forum: Open ReVolt: open source DC motor controller 11-02-2011, 04:12 PM
Replies: 143
Views: 42,461
Posted By harlequin2
Just a brief update: The whole 45 cell system...

Just a brief update:
The whole 45 cell system is now up and running in my car. A few refinements to add to the control unit yet, but it is almost finished and working well.
Forum: Open ReVolt: open source DC motor controller 07-22-2011, 05:15 PM
Replies: 143
Views: 42,461
Posted By harlequin2
I'll put all the files up here when I get back...

I'll put all the files up here when I get back home. Can't do it now because Iam on holiday in France and didn't bring the computer with allthe files with me. This is just a wee Netbook. Sorry I...
Forum: Open ReVolt: open source DC motor controller 07-06-2011, 06:53 PM
Replies: 25
Views: 11,392
Posted By harlequin2
See Low Cost BMS

See Low Cost BMS
Forum: Open ReVolt: open source DC motor controller 07-06-2011, 06:33 PM
Replies: 143
Views: 42,461
Posted By harlequin2
Low cost BMS

This uses a single board per cell, each board measures the cell voltage, has a 1/2A shunt that can be turned on or off and a thermistor to monitor the cell temperature. The modules communicate in a...
Forum: Open ReVolt: open source DC motor controller 06-01-2011, 05:05 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
I'm getting an inferiority complex looking at all...

I'm getting an inferiority complex looking at all these beautiful works of art! Sniff. Here's a picture of my very ugly 625A version of the 500A controller that never gets above 45 deg C. Actually,...
Forum: Open ReVolt: open source DC motor controller 05-22-2011, 07:07 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
The endless problem of which is the best micro! ...

The endless problem of which is the best micro!
I know the answer: Its the one that has the functions you need, you have all the tools for and know how to write programs for.
I've been using both...
Forum: Open ReVolt: open source DC motor controller 05-04-2011, 08:48 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
I used AVR Studio to compile it and PonyProg with...

I used AVR Studio to compile it and PonyProg with a home made interface to program it. There is a difference between the way some of these things handle the fuse bits - that may be something to look...
Forum: Open ReVolt: open source DC motor controller 03-21-2011, 11:41 PM
Replies: 18
Views: 8,608
Posted By harlequin2
Two Motors - are better than one!

I did mention that I used two motors in my car because I couldn't fit one big one in and someone suggested I start a new thread and put the details in, so I'll give it a go.
My original plan was to...
Forum: Open ReVolt: open source DC motor controller 03-20-2011, 09:42 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
Not sure if it warrants a new thread! Maybe I'll...

Not sure if it warrants a new thread! Maybe I'll give it a go and stick some photos up as well, but basically the space for motors in the BMW was long and thin so a single, fat motor wouldn't fit...
Forum: Open ReVolt: open source DC motor controller 03-16-2011, 04:15 PM
Replies: 436
Views: 84,349
Posted By harlequin2
Here's the list of people to whom I have sent...

Here's the list of people to whom I have sent stuff:
Powers 1 pcb
Wood 1 pcb, 1 micro
Breckle 2 pcbs, 2 micros
Reily 1 pcb
Maguire 3 pcbs
Nikolajevs 1 pcb
Holmes 1 pcb
I hope that is right!...
Forum: Open ReVolt: open source DC motor controller 03-05-2011, 03:07 PM
Replies: 436
Views: 84,349
Posted By harlequin2
Looking good. Advice from PCBCART says board...

Looking good.

Advice from PCBCART says board delivery expected March 10. Probably take a few days to get here and then a few more for me to post them off to those who have ordered one/some....
Forum: Open ReVolt: open source DC motor controller 03-04-2011, 05:40 PM
Replies: 436
Views: 84,349
Posted By harlequin2
What's the best way to prepare a erohw? Filleting...

What's the best way to prepare a erohw? Filleting might be a bit extreme!
Forum: Open ReVolt: open source DC motor controller 03-01-2011, 04:37 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
That's right, no conductive epoxy. First you...

That's right, no conductive epoxy.
First you need to tin the pcb copper and I did that with a big, plumber's iron with a great fat tip about 1/2' across. Some paste flux and plumber's solder too....
Forum: Open ReVolt: open source DC motor controller 02-18-2011, 08:07 PM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
OK, work out a number for the postage and as soon...

OK, work out a number for the postage and as soon as you confirm it all I'll PayPal the money.

I have a 500A controller running my BMW at present and I'll be very interested to a "side-by-side"...
Forum: Open ReVolt: open source DC motor controller 12-06-2010, 12:18 AM
Replies: 7,381
Views: 2,403,050
Posted By harlequin2
Yeah, poor old US of A can't figure out proper...

Yeah, poor old US of A can't figure out proper units, can't understand proper football, can't build decent cars, I don't know what keeps them going! It certainly isn't their beer!
Maybe its people...
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