Re: [Flashforth-devel] Loop at Bootup : Pic18f45k20

[Richard B. <ric...@gm...>]

Well, there is no signal on Pin 1 (RX) whatsoever. So it seems the Tx
data is the result of some kind of program error. I'll have to think
about this some more. But at present it has me stumped.

Regards
Richard

On 9/18/18, Richard Burden <ric...@gm...> wrote:
> Mikael
>
> Thanks for the advice. The polarity was simply an artefact of how the
> decoder worked out of the box.
>
> I am suspicious that the device has pins 1 (Rx) and 8(rb0 int0) connected.
> Tonight I'll put a cro there to see if there is anything amiss.
>
> Kind regards
> Richard
>
> On Mon., 17 Sep. 2018, 10:35 pm Mikael Nordman, <
> mik...@fl...> wrote:
>
>> Richard,
>> You mentioned that your serial connection has the wrong electrical
>> polarity.
>>
>> Maybe you should fix that first.
>>
>> It could be the PIC UART is continuously receiving something, because it
>> is not idle. And that makes the interpreter send out these error
>> messages.
>>
>> BR Mikael
>>
>>
>>
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>