DIY PROMDo It Yourself PROM chip burning help. No PROM begging. No PROMs for sale. No commercial exchange. Not a referral service.
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VEMaster directly alters the BIN file... You tell it where to find a datamaster log, tell it where to find a BIN file, then set your maximum RPM and desired BLM values and start it... It computes and _executes_ the changes to the bin file... So basically, when I run it, I make a copy of my last bin file, then run VEMaster with a log file on the copy.. Then go in with TunerCat and explore the changes it made (and make adjustments as necessary)..
Re: Have questions for DataMaster/VEMaster/Tunercat
If you are using the $8D version of datamaster the log will output what is needed.
VEMaster will prompt you for your starting bin file (with the VE tables that the log was made from)
Then VEMaster will change that bin file to update the VE tables with the error correction from the log file.
I have found it best to keep your starting bin file separate.
Have VEMaster change a renamed copy.
Then after three files have been logged and changed, open your "changed" bins in an editor (TC or TP) and copy each of the three into a spreadsheet and obtain the average change that was made.
Makes for a much more stable table than doing one log and change at a time. that can cause over/undershoot with the corrections and you may go back and forth a couple times.
HTH
Re: Have questions for DataMaster/VEMaster/Tunercat
And don't forget to open a corrected file in your editor and resave it prior to running it.
The checksum is not uprdated by VEMaster. The editor will update that upon a file save.
Re: Have questions for DataMaster/VEMaster/Tunercat
Quote:
Originally Posted by JP86SS
If you are using the $8D version of datamaster the log will output what is needed.
VEMaster will prompt you for your starting bin file (with the VE tables that the log was made from)
Then VEMaster will change that bin file to update the VE tables with the error correction from the log file.
I have found it best to keep your starting bin file separate.
Have VEMaster change a renamed copy.
Then after three files have been logged and changed, open your "changed" bins in an editor (TC or TP) and copy each of the three into a spreadsheet and obtain the average change that was made.
Makes for a much more stable table than doing one log and change at a time. that can cause over/undershoot with the corrections and you may go back and forth a couple times.
HTH
so can i get a yes or no answer? Do i use the stock 8D bin file that my chip was made from?