This USB to TTL converter combines the USB-232-1 (USB to Single RS232 Adapter) and TTL-232-1 (Port-powered RS232/TTL converter) and allows you to convert USB to TTL/CMOS compatible levels and vice versa.
You could use this together with a 16mhz crystal, an atmega368 or atmega168 to create the cheapest arduino compatible clone, refer to the diagram below for the simplest way to achieve this Please see my other auctions for everything you need to build a simple arduino clone. Specification Voltage: 5v or 3v CP2102 Chipset USB specification 2.0 compliant with full-speed 12Mbps Hardware or X-On/X-Off handshaking supported Supports Windows 98SE, 2000, XP, Vista, Window7, Mac OS 9, Mac OS X & Linux 2.40. What you get 1X USB To TTL Module 1X Digital Cable you can find hardware drivers here Please note that this board does not support auto-reset. It is possible to attach a jumper to the DTR pad (you would have to solder a pin to the DTR pad) to acheive auto-reset.
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