[Ovmsdev] Prototyping expansion board

[Tamás Kovács]

I can add for testing a simple led (with resistor) , same as SimpleConsole
(twizy OVMS V2), to show car is recuperating, connected to DA26 external
expansion port?

Michael Balzer <dexter at expeedo.de> ezt írta (időpont: 2019. ápr. 19., P,
9:17):

> As the Mitsubishi code also reads battery current/power level from CAN, it
> would be trivial to add the same logic there.
>
>
> Am 19.04.19 um 06:52 schrieb Tamás Kovács:
>
> The Trio (Mitsubishi I-Miev and clones) does not activate the brake light
> on recuperation on 2105 and older models, if this is work is very
> impressive.
>
> Michael Balzer <dexter at expeedo.de> ezt írta (időpont: 2019. ápr. 18., Cs,
> 23:08):
>
>> Mark,
>>
>> that looks very good. Not sure about general demand, but I think we
>> should have this to enable simple custom hardware I/O extensions.
>>
>> For the Twizy, I was thinking about adding logic to control the brake
>> light from the module. The Twizy does not activate the brake light on
>> recuperation, as that's normally (untuned) not very strong. But a tuned
>> Twizy allows one pedal driving, so needs this.
>>
>> Looking at our case I also think one custom extension board should fit on
>> top of the modem.
>>
>> Regards,
>> Michael
>>
>>
>> Am 18.04.19 um 02:36 schrieb Mark Webb-Johnson:
>>
>> It seems the attachments were messed up, so attaching again…
>>
>> Regards, Mark.
>>
>>
>>
>>
>>
>> On 17 Apr 2019, at 10:07 PM, Mark Webb-Johnson <mark at webb-johnson.net>
>> wrote:
>>
>>
>> Design layout. Looks good to me, but open to suggestions...
>>
>>
>> We can make in sets of three PCBs, to keep prices down.
>>
>>
>> Regards, Mark
>>
>>
>> On 8 Apr 2019, at 12:05 PM, Mark Webb-Johnson <mark at webb-johnson.net>
>> wrote:
>>
>>
>> A kit of 5 PCBs + SIP edge connectors + mounting hardware, unsoldered,
>> would be about US$15 + shipping. About US$3/board set. With shipping I
>> don’t think this is worth doing with less than 3 or 5 boards per kit.
>>
>> Would this be useful?
>>
>> Regards, Mark.
>>
>> On 7 Apr 2019, at 9:08 PM, Mark Webb-Johnson <mark at webb-johnson.net>
>> wrote:
>>
>> This is the closest we have today:
>>
>> <image1.jpeg>
>>
>> That is a bare modem board, with just the sip connectors. The prototype
>> above is a K-line transceiver.
>>
>> I think it would be trivial, and cheap, to make up what you show. Perhaps
>> just solder ready pads at 0.1” pitch, then the side sip connectors wired to
>> the first row of pads at each edge. Perhaps 5 PCBs in a kit, with sip edge
>> connectors, unsoldered, in a simple plastic bag.
>>
>> Does that sound like something useful? If so, I can ask the China guys
>> for some idea of pricing. If it is just the unsoldered pcbs + parts, I
>> don’t think it will be expensive.
>>
>> Regards, Mark
>>
>> On 7 Apr 2019, at 4:38 PM, Michael Balzer <dexter at expeedo.de> wrote:
>>
>> Mark,
>>
>> do you know of some kind of prototyping board available that fits to our
>> piggy back expansion layout?
>>
>> Something like this:
>> https://www.robotshop.com/de/de/cytron-arduino-proto-schild.html
>>
>> Regards,
>> Michael
>>
>>
>> Am 03.04.19 um 06:48 schrieb Mark Webb-Johnson:
>>
>>
>> If you have work to do on this DA26 expansion ports, this is pretty cool
>> and well built:
>>
>>
>> https://www.aliexpress.com/item/26-Pin-D-SUB-DB26-3-Rows-Serial-Parallel-Port-Serial-Shellless-Male-And-Female-Connector/32886738786.html?spm=a2g0s.9042311.0.0.20924c4dg34EEU
>>
>>
>>
>>
>>
>>
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>>
>> --
>> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
>> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>>
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>> --
>> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
>> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>>
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>
>
> --
> Üdvözlettel:
> Kovács Tamás
>
> _______________________________________________
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>
>
> --
> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>
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-- 
Üdvözlettel:
Kovács Tamás
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