[Ovmsdev] v2.5.2

[Jack West]

I'm with Tom.  Time to upgrade!  I look forward to hacking the V1 hardware that will be freed up.

Jack

On Aug 28, 2013, at 9:27 PM, Tom Saxton <tom at idleloop.com> wrote:

> I want all the features, ACC and logging, and room to hack in my own
> stuff. I'm also looking forward to being able to do DIAG mode without
> totally disassembling the device. Plus, v2 looks cooler. :-)
> 
>    Tom
> 
> On 8/28/13 6:10 PM, "Mark Webb-Johnson" <mark at webb-johnson.net> wrote:
> 
>> Tom,
>> I sent out a subsequent eMail last night - I managed to shoe-horn ACC
>> into v1 firmware (at the expense of DIAG mode):
>> 
>> 
>> The good news is that by doing some juggling around, I've managed to
>> shoe-horn ACC into the V1_Production code for v1 hardware modules.
>> We've got 3,614bytes of flash and 504bytes of RAM free to play with! The
>> sad news is that this is at the expense of DIAG mode.
>> Anyway, if developers really need that, they can build a custom firmware
>> for it anyway, so not too bad. I may be able to bring it
>> back for v1 hardware at a later stage, if we can reduce code-size
>> elsewhere.
>> 
>> 
>> 
>> 
>> That said, the v2 hardware is so much better than v1 :-)
>> 
>> Regards, Mark.
>> 
>> On 29 Aug, 2013, at 5:17 AM, Tom Saxton <tom at idleloop.com> wrote:
>> 
>> 
>> Well, I guess that means it's time to order a V2 OVMSŠ
>> 
>> I'm looking forward to all the new features!
>> 
>>    Tom
>> 
>> On 8/27/13 7:05 AM, "Mark Webb-Johnson" <mark at webb-johnson.net> wrote:
>> 
>> 
>> I've just pushed to github the code for v2.5.2. This includes a workable
>> ACC module, as well as a bunch of bug fixes. It also includes a
>> re-working of the cooldown feature in the Tesla Roadster, based on many a
>> hot evening spent in my car with a CAN USB adaptor and laptop.
>> 
>> For the Tesla Roadster, I managed to find two new id#100 messages related
>> to HVAC - 0x87 and 0x9A. This is now used by the cooldown feature to
>> track HVAC usage and try to make it work better.
>> 
>>    HVAC
>>        HVAC message 0x87 and 0x9A are enabled with:
>>            102 06 D0 07 00 00 80 00 08
>>        and disabled with:
>>            102 06 10 27 00 10 00 00 00
>> 
>> 
>>    HVAC#1
>>        B1=0x87
>>        B2=Toutside (outside temperature, celcius)
>>        B3=Tmaxbrick (ESS temperature, celcius)
>>        B4=Tcoolant (coolant temperature, celcius)
>>        B5=Requested cooling %
>>        B6=Received cooling %
>>        B7= LSB \ Compressor RPM
>>        B8= MSB /
>> 
>>    HVAC#2
>>        B1=0x9A
>>              B2=?
>>              B3=?
>>              B4=?
>>              B5=?
>>              B6=? [ seems to be refrigerent pressure (scaled with ~/4)
>> but not certain ]
>>              B7=TcabinOutlet (celcius)
>>              B8=? [ seems to be outside temperature (celcius) ]
>> 
>> The build configs are restructured, as previously announced.
>> 
>> Currently, I haven't been able to fit either LOGGING or ACC in the V1
>> module firmware - it is just too big. I'll keep working on this, as it
>> would be good to get at least ACC in that firmware.
>> 
>> One caveat: this is largely untested and probably very buggy - which is
>> why I haven't done binary builds yet. I'll test and debug over the next
>> couple of days and then release binaries when I've got something working
>> well.
>> 
>> Regards, Mark.
>> 
>> 
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