Yes a bootloader is probably the solution! But since I don't like IC sockets it would be cool to see if there was a simple switch or jumper config to write even the boot loader the first time... On 1/14/07, Richard Prosser wrote: > > Wht not use a bootloader ?? > RP > > On 14/01/07, Tobias Gogolin wrote: > > Hello folks > > > > As I mentioned before I am developing a PIC (16F676) based solar tracker > > that Is supposed to be released under some Open Source License > > > > I can imagine it interesting that the hardware had a build in Interface > for > > serial programming and maybe even data communication with a computer, > that > > doesn't require anything fancy other than a standard cable. > > So I figure a standard 9 pin DB Serial connector on the board would be > OK. > > > > And if it was just to program the devices that would be great, but maybe > > sometimes one could also be interested in data gathering or remote > control, > > troubleshooting or calibration... > > So if the serial connector had a dual functionality even better! Of > course > > that may then require a switch to select between modes... > > > > Is there anything similar out there in published circuits that I could > base > > my design on? > > > > Thanks everybody for your help > > > > Tobias > > > > P.S: am working away on the program and like the SourceBoost IDE a lot > > -- > > http://www.piclist.com PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- ----- Tobias Gogolin cel. (646) 124 32 82 skype: moontogo messenger: usertogo@hotmail.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist