might look at John Andrews PICos project -- if you can considering using the 17C756 http://www.piclist.com/techref/piclist/andrewspicos/index.htm?key=%5BPIC%5D% 3A+I2C+Bus+of+PIC16F877%27s&from= -----Original Message----- From: Koos du Preez [mailto:koossa@IAFRICA.COM] Sent: Sunday, August 04, 2002 10:02 PM To: PICLIST@MITVMA.MIT.EDU Subject: Data logger I'm new in Picmicro and electronics and want to build a Data logger about the size of a standard calculator. It must be able to Store round about 300 ID Numbers and a value for each ID Number and I must be able to download and upload to the PC with RS232. Is this a dificult task, and where do I start?. -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads