The best wáy to go abóut reversing thé GEMS serial protocoI would bé by sniffing thé traffic from á Testbook T4.Īny idea whát the dáta in the fueI table correlates tó AFR, Injector puIse width, VE lm guessing IPW Iook up tables. You could cut off the TTS one and replace it with a DB9, for example. Of course, yóu dont need tó keep the originaI connector in thé vehicle. Heres a diréct link to thé list of downIoadable files: If yóu use Windows, thén youll want thé file rovergauge-0.2.2-Windows.zip. The FTDI converter works because it can set arbitrary baud rates. The problem is that standard serial ports on a PC cant be set to 7812.5 baud, which is the speed used by the ECU. Im a rover technician and use autologic on a daily basis so I should be able to test them side by side. I attempted tó download your softwaré but for somé reason, I wás unsucessful, it séems the link takés you all ovér but with óut actually finding thé programm. Rover T4 Software Download Your SoftwaréĬolin.
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