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shackwrrr
10-16-2010, 11:31 AM
I was browsing through the ad in the back of this months GRM and noticed a company making usb tunable chips for BMW's. I thought to myself "I wonder what kind of chip BMW uses in their computers". A short search found that they use the common 27c256 chips.

http://store.nexternal.com/shared/StoreFront/default.asp?CS=ireland&StoreType=BtoC&Count1=545452296&Count2=462592720&ProductID=833&Target=products.asp

there is the tunable chip they offer. It stores 4 different calibrations and can be switched with a 4 way switch. I wonder if it would work for our cars??? I am not sure how their software works but its still a .bin file either way.

risen
10-16-2010, 12:30 PM
I was browsing through the ad in the back of this months GRM and noticed a company making usb tunable chips for BMW's. I thought to myself "I wonder what kind of chip BMW uses in their computers". A short search found that they use the common 27c256 chips.

http://store.nexternal.com/shared/StoreFront/default.asp?CS=ireland&StoreType=BtoC&Count1=545452296&Count2=462592720&ProductID=833&Target=products.asp

there is the tunable chip they offer. It stores 4 different calibrations and can be switched with a 4 way switch. I wonder if it would work for our cars??? I am not sure how their software works but its still a .bin file either way.

I'm sure it would work for our cars if you felt like paying through the nose. At this point you're better off getting a flash adapter from shelgame @ boostbutton.com . His flash adapters are better integrated with the software for our cars and definitely cheaper. I don't know what the pricing is going to be on his adapters but the group buy was 100$/ecu. Miller performance is listing that thing for 350$ :eek: and they don't say how the flashing works (hot/cold). You can get an ostrich for less than that and have more features and better support.

IDK what chip they're using , but it looks like a fpga or large mcu on the top of that thing, I'm wondering if the memory is on the underside or if it's integrated into whatever it is that they're using.

shackwrrr
10-16-2010, 04:48 PM
I will admit it is pretty expensive, I just thought it was cool. I do like the 4 in one design with a switch. You could easily go pump gas/race gas/E85/valet without pulling your laptop out to change it. I do like the sound of robs adapter but I am getting a ostrich in a week or so. If it was about 100 less I would still look at it as an option.

ShelGame
10-17-2010, 06:26 PM
Also, Moates.net has a cal switcher that will work with our cars and it is under $100 (maybe under $50, I forget). Just burn 4 cals to a 128kb chip and install the switcher...

EDIT: I guess it's just a 2-cal switcher. But, it's only $27...

http://www.moates.net/font-size-12timerfont-p-80.html?cPath=64

risen
10-17-2010, 06:36 PM
Also, Moates.net has a cal switcher that will work with our cars and it is under $100 (maybe under $50, I forget). Just burn 4 cals to a 128kb chip and install the switcher...

EDIT: I guess it's just a 2-cal switcher. But, it's only $27...

http://www.moates.net/font-size-12timerfont-p-80.html?cPath=64

I bought one of those 2timers before I understood what it actually does. DOH, it's just a matter of setting the highest address line. Really, if you have 1MB of memory, adding that feature a no brainer.