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Re: [Usbpicprog-technical] PIC 16F628A
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From: Nick <sha...@gm...> - 2013-04-24 17:58:44
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Hello Frans, I measured the voltage between VPP and GND using a multimeter in the pic pins, it is 12.21V. I assume that this is not enough for programing the 628A? On 24/4/2013 3:46 μμ, Frans Schreuder wrote: > The io_test function is good for an indication, but not very accurate > in voltage. Using a multimeter is a better option. > > On 24-4-2013 13:58, ShadowCaster wrote: >> Hello Frans, >> >> Thanks for your quick reply i'll double check the voltages but i >> think that VPP is 11.4 to 12.3 when i try the I/O test function in >> the software, i'll connect the programmer with the pic and check with >> a multimeter and the I/O test function. >> >> >> On Wed, Apr 24, 2013 at 2:26 PM, Frans Schreuder >> <fra...@gm... <mailto:fra...@gm...>> wrote: >> >> Dear Nick, >> >> The 16F628A PIC does work with the current software / firmware, >> although this pic is very selective when it comes to operating >> voltages. >> Please verify that VDD > 4.5V and VPP >13V with the pic connected. >> >> Regards, >> >> Frans >> >> >> On 24-4-2013 13:22, ShadowCaster wrote: >>> Hello, >>> >>> I implemented the programmer based on the designs and it >>> works flawlessly with a PIC 18F2550 and a 18F1320. >>> The thing is that i tried to program a 16F628A that should be >>> compatible, although it is properly detected it doesn't write >>> any data to it. When i read it i get a repeated pattern : FF >>> 3F FF 3F. >>> >>> I tried the same pic with a old serial programmer and it is >>> written without a problem so it is not a pic problem >>> >>> I tried both the latest stable as well as the latest devel >>> firmware/software. Is the functionality for this model broken in >>> the latest versions? Can somebody verify? >>> >>> Regards >>> Nick >>> >>> >>> ------------------------------------------------------------------------------ >>> Try New Relic Now & We'll Send You this Cool Shirt >>> New Relic is the only SaaS-based application performance monitoring service >>> that delivers powerful full stack analytics. Optimize and monitor your >>> browser, app, & servers with just a few lines of code. Try New Relic >>> and get this awesome Nerd Life shirt!http://p.sf.net/sfu/newrelic_d2d_apr >>> >>> >>> _______________________________________________ >>> Usbpicprog-technical mailing list >>> Usb...@li... <mailto:Usb...@li...> >>> https://lists.sourceforge.net/lists/listinfo/usbpicprog-technical >> >> >> ------------------------------------------------------------------------------ >> Try New Relic Now & We'll Send You this Cool Shirt >> New Relic is the only SaaS-based application performance >> monitoring service >> that delivers powerful full stack analytics. Optimize and monitor >> your >> browser, app, & servers with just a few lines of code. Try New Relic >> and get this awesome Nerd Life shirt! >> http://p.sf.net/sfu/newrelic_d2d_apr >> _______________________________________________ >> Usbpicprog-technical mailing list >> Usb...@li... >> <mailto:Usb...@li...> >> https://lists.sourceforge.net/lists/listinfo/usbpicprog-technical >> >> >> >> >> -- >> When a man lies, he murders some part of the world.. >> These are the pale deaths which men miscall their lives.. >> All these I cannot bear to witness any longer.. >> Cannot the kingdom of salvation take me home? >> >> >> ------------------------------------------------------------------------------ >> Try New Relic Now & We'll Send You this Cool Shirt >> New Relic is the only SaaS-based application performance monitoring service >> that delivers powerful full stack analytics. Optimize and monitor your >> browser, app, & servers with just a few lines of code. Try New Relic >> and get this awesome Nerd Life shirt!http://p.sf.net/sfu/newrelic_d2d_apr >> >> >> _______________________________________________ >> Usbpicprog-technical mailing list >> Usb...@li... >> https://lists.sourceforge.net/lists/listinfo/usbpicprog-technical > > > > ------------------------------------------------------------------------------ > Try New Relic Now & We'll Send You this Cool Shirt > New Relic is the only SaaS-based application performance monitoring service > that delivers powerful full stack analytics. Optimize and monitor your > browser, app, & servers with just a few lines of code. Try New Relic > and get this awesome Nerd Life shirt! http://p.sf.net/sfu/newrelic_d2d_apr > > > _______________________________________________ > Usbpicprog-technical mailing list > Usb...@li... > https://lists.sourceforge.net/lists/listinfo/usbpicprog-technical |
