At 07:27 29/11/99 -1200, you wrote: >I am working with ibutton to work a lock >would need information of as connecting it with a 16f84 to read the code >thank you >Hector You will find CODE and working project example for 16C84 with UMPS evaluation version, project PIC16C84\84DS1820.PFJ Source code contains all needed to read/write on one wire Dallas device. UMPS at: http://www.vmdesign.com Regards, Philippe. +----------------------------------------------------+ | Virtual Micro Design | | Technopole Izarbel, | | 64210 BIDART | | FRANCE | | | | Phone: ++33 559.438.458 Fax: ++33 559.438.401 | | | | E-Mail: p.techer@vmdesign.com | | URL: http://www.vmdesign.com | +----------------------------------------------------+