In fact if I had scrolled down the page a bit I would have found this. Current PICmicro support: 12C508(A), 12C509(A), 12CE518, 12CE519: Not supported because of 12-bit core. 12C671, 12C672, 12CE673, 12CE674: Supported. 14C000: Supported. 16C505, 16C52, 16C54, 16C55, 16C56, 16C57, 16C58, 16HV540: Not supported because of 12-bit core. 16C554(A), 16C556(A), 16C558(A), 16C61, 16C62(AB), 16C620(A), 16C621(A), 16C622(A), 16C63(A), 16C64(A), 16C641, 16C642, 16C65(AB), 16C66, 16C661, 16C662, 16C67, 16C71, 16C710, 16C711, 16C712, 16C715, 16C716, 16C717, 16C72(A), 16C73(AB), 16C74(AB), 16C76, 16C77, 16C770, 16C771, 16C773, 16C774, 16C84, 16C923, 16C924, 16CE623, 16CE624, 16CE625, 16F627, 16F628, 16F83, 16F84(A), 16F872, 16F873, 16F874, 16F876, 16F877: Supported. 17C42A, 17C43, 17C44, 17C752, 17C756(A), 17C762, 17C766: Supported. 18C242, 18C252, 18C442, 18C452: Supported. PicStic1, PicStic2, PicStic3, PicStic4: Supported. Hope that answers your question. Colin -- cdb, bodgy1@optusnet.com.au on 21/02/2003 I have always been a few Dendrites short of an Axon and believe me it shows. Light travels faster than sound. That's why some people appear bright until they speak! -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu