http://www.ebay.co.uk/itm/New-USB-2-0-to-TTL-UART-6PIN-Module-Serial-Converter-CP2102-STC-PRGMR-Free-cable-/251159428933?pt=LH_DefaultDomain_0&hash=item3a7a44bf45&_uhb=1
£1.60 now, or best offer
