Re: [Usbpicprog-technical] PIC18F1220 VPP question

[Frans S. <fra...@gm...>]

This 4k7 to VPP is the problem, because usbpicprog has a 2k2 from the
generator to the output.
Please connect a diode + this 4k7 in stead:

VDD -----|>|-----|||||-----VPP_target

Cheers,

Frans


On 06/21/2010 10:50 AM, Goncalo Costa wrote:
> Hi Frans,
>
> I've tried with a 18F4550 ( this one I'm sure is working fine ), same problem.
> The only thing I have connected to the PIC is a 4K7 from vdd to mclr.
> I've also remade all the solder joints.
> By the way, I'm using latest firmware and software.
>
> Thanks
>