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IMPORTANT: enter the case-INsensitive alphabetic (no numbers) code AND WRITE SOME SHORT summary of changes (below) if you are saving changes. (not required for previewing changes). Wiki-spamming is not tolerated, will be removed, so it does NOT even show up in history. Spammers go away now. Visit Preferences to set your user name Summary of change: This page is obsolete. See GenBoard/Manual/CommConfiguration ---- === How to make the RS232 connector for GenBoard/VerThree === Only 3 wires are needed for the cable. || DB9 || dir || SV2 || EC18 (optional) || Earphone plug||function|| || 3 || --> || 1 || pin14 || RING || Data transmitted from PC => genboard || || 2 || <-- || 2 || pin15 || TOP || Data received by PC, transmitted by genboard|| || 5 ||<-> || 3 || - || Base || GND || SV2 is the 3 pin connector next to the MAX232 chip, near the regulator and EC18. Pin 1 on SV2 is the "top" pin, with GND on the side closest to the !EconoSeal loom connectors. Only the SV2 header is populated. The pinout of SV1 is the same. Pin 3 of SV1 is the pin closest to Pin 1 of SV2. The EC18 pins in the above table (pin 14 and 15) are otherwise free pins where the RS232 signals are often connected to. DB9 works well but using a 1/4" earphone plug looks cleaner in an automotive enviroment. Even if 3.5mm plugs is used in the Autronic harness their manual recommends using 1/4" plugs if it's installed in a panel. This is a good advice, go with the 1/4" plug. The biggest problem with 3.5mm is that most of the female connectors are low quality and will cause problems with time. ---- GenBoard/AdvancedComm shows how to extend the range of the the serial link (up to 20000km) for development and tuningsoftware testing purposes. Optional: Add document to category: Wiki formatting: * is Bullet list ** Bullet list subentry ... '''Bold''', ---- is horizontal ruler, <code> preformatted text... </code> See wiki editing HELP for tables and other formatting tips and tricks.