> ------------ Původní zpráva ------------ > Od: Ruben De Smet > Předmět: [Sdcc-user] PIC16f887 unstable RS232 > Datum: 12.9.2011 05:19:16 > ---------------------------------------- > Hi, > > I've a problem: I'm trying to connect my pic16f887 to my pc over rs232 > (with max232, which worked when using JAL). > > > Simple enough, I can connect through putty to ttyUSB0 (is USB the > problem? using profilic adapter) and send commands for about 10 seconds > (like 'a', 1, '3'). It doesn't return anything though and the LED (RD1) > Stops flashing after that time, which turned up every time I pressed a > butten before those 10 sec. > > What am I doing wrong? > > Ruben De Smet
Hi Ruben, are you sure that Profilic adapter does not freeze? Do you have oscilloscope or logic analyzer to look at RxD on PIC? I assume that you properly blocked all power pins and RESET on PIC. 16F887 has ICD so I would try to run debugger using MPLAB and ASM code from SDCC. Vaclav ------------------------------------------------------------------------------ Doing More with Less: The Next Generation Virtual Desktop What are the key obstacles that have prevented many mid-market businesses from deploying virtual desktops? How do next-generation virtual desktops provide companies an easier-to-deploy, easier-to-manage and more affordable virtual desktop model.http://www.accelacomm.com/jaw/sfnl/114/51426474/ _______________________________________________ Sdcc-user mailing list Sdcc-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sdcc-user
