Tuesday, May 25, 2021

Re: Advice on serial port communication

Hi Joseph,

I can confirm that if I hold down the BOOT button on the BBB and power
up with no micro SD card in the slot, this is exactly what I see. Using
a known good OpenBSD SD card in the slot, it boots as expected.

HTH,

David

On 25/05/21 16:29, Joseph Olatt wrote:
> Hi Stuart,
>
> Thank you for responding.
>
> Please see my response/question below.
>
> On Tue, May 25, 2021 at 09:54:06AM +1000, Stuart Longland wrote:
>> On Tue, 25 May 2021 09:38:21 +1000
>> Stuart Longland <stuartl@longlandclan.id.au> wrote:
>>
>>> Maybe it can't find the boot-loader?
>>
>> To clarify??? (yes, half asleep this morning)??? TI boot-loader cannot find
>> the OS boot-loader??? not that it can't find itself.
>
> So, I have actually tried to power up the device without pressing the
> button by the SD card reader. That also resulted in a bunch of "C"s.
>
> Any advice on how I cat get to the U-Boot (which is what I presume you
> mean by the "TI boot-loader") prompt? I am going to try to let the "C"s
> run for a lot longer and see if I can reach the boot prompt.
>
> Thank you,
> joseph
>
>
>> --
>> Stuart Longland (aka Redhatter, VK4MSL)
>>
>> I haven't lost my mind...
>> ...it's backed up on a tape somewhere.
>
>

No comments:

Post a Comment