> Thanks James and all those who responded. I will look to see if there is = any > documentation available from ARM themselves. This is only a hobby project > so I have no leverage to get additional support from the manufacturer. Doesn't stop you informing the manufacturer that the documentation isn't wo= rth the paper you could print it on ... --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .