[TriEmbed] Pi Screen HDMI Raspberry

[Ron Craig]

I was there, though just as an attendee. I bought a batch of raffle tickets
to help our the FIRST Robotics team.

Ron Craig
KO4RON

On Thu, Apr 14, 2022 at 2:12 PM R Radford via TriEmbed <
triembed at triembed.org> wrote:

> Regarding the power supply low, I would first start with
> checking/replacing your cable to the RPI. Some are not designed for the
> heavier current and use small wires so there is a small voltage drop and
> the RPI is very sensitive to lower voltages
>
> Thanx for the feedback on your display. Do you plan to attend RARS on
> Sunday, and if so, that would be a great project to bring out to show.
>
> Speaking of RARS, how many others plan to be there on Saturday?
>
>
> On Thu, Apr 14, 2022 at 2:08 PM Carl Nobile via TriEmbed <
> triembed at triembed.org> wrote:
>
>> Rodney,
>>
>> I bought one from this site:
>> https://www.aliexpress.com/snapshot/0.html?orderId=8148637035440640
>> It came with a plastic case (kind of) that works fine. It also has both
>> cables and I was able to choose between TN LCD or an IPS LCD. I went with
>> the IPS. It was a little more expensive a couple of bucks but has a nicer
>> display.
>> I paid a total of $44.79 which included shipping and it arrived exactly
>> 13 days after I ordered it, from China.
>> I fired it up and it works great. Keeping the resolution to the default I
>> had to change the overscan settings to:
>>
>> overscan_left=-36
>> overscan_right=-36
>> overscan_top=-40
>> overscan_bottom=-40
>>
>> There's a little problem with the aspect ratio, but I'll work on that
>> another time.
>>
>> After that, the screen fit correctly. The only issue, though minor is
>> that when you touch the screen and move your finger it creates a box on the
>> screen in the direction you are moving a window, but then disappears after
>> you remove your finger.
>> This isn't a big issue and may be fixable in some config settings on the
>> RPi.
>>
>> Another thing I noticed is that the RPi began complaining about the power
>> supply being too low in voltage. This was odd because my supply is rated at
>> 3A/15W which should be enough for the RPI 3.
>>
>> Hope this helps anyone looking to buy one of these.
>>
>> ~Carl
>>
>>
>>
>>
>> On Mon, Mar 28, 2022 at 3:51 PM R Radford <rradford at mindspring.com>
>> wrote:
>>
>>> It does look like the same display and it includes the HDMI/USB cable
>>> which mine does not have. I was wondering about that so I will reach out to
>>> the seller to see if I can get that sent to me.
>>>
>>> If nothing else, I can buy the one from aliexpress so I can test it out.
>>>
>>> Thanx for the link Carl
>>>
>>>
>>> On Mon, Mar 28, 2022 at 1:10 PM Carl Nobile <carl.nobile at gmail.com>
>>> wrote:
>>>
>>>> This looks like the same display:
>>>> https://www.aliexpress.com/item/1005002863549499.html?spm=a2g0s.8937460.0.0.42ab2e0elpetv2
>>>> ~Carl
>>>>
>>>> On Tue, Mar 22, 2022 at 7:23 PM Rodney Radford via TriEmbed <
>>>> triembed at triembed.org> wrote:
>>>>
>>>>> I ordered the Raspberry Pi HDMI screen that Scott posted about a month
>>>>> or so ago, and mine just arrived. At first glance it looks to be well built
>>>>> and I am happy with the quality of it.
>>>>>
>>>>> Unfortunately, it will probably be a few weeks before I can devote the
>>>>> time to hooking it up and testing it out.
>>>>>
>>>>> Did anyone else order one?
>>>>>
>>>>> _______________________________________________
>>>>> Triangle, NC Embedded Interest Group mailing list
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>>>>>
>>>>>
>>>>
>>>> --
>>>> --------------------------------------------------------------
>>>> Carl J. Nobile (Software Engineer/API Design)
>>>> carl.nobile at gmail.com
>>>> --------------------------------------------------------------
>>>>
>>>
>>
>> --
>> --------------------------------------------------------------
>> Carl J. Nobile (Software Engineer/API Design)
>> carl.nobile at gmail.com
>> --------------------------------------------------------------
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-- 
J'ai bonne espérance!
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