Search found 9 matches

by shen
Sat Apr 04, 2020 3:07 pm
Forum: Technical Discussion
Topic: few questions about MJPEG Streaming AP example
Replies: 1
Views: 725

few questions about MJPEG Streaming AP example

Hi everybody, Im trying to work with the AP MJPEG example and I have a few questions: 1. I tried to estimate the FPS of the example using the browser and I got about 4.8-5 FPS - Is that the real frame rate? otherwise, could anyone tell me what it is and how did he/ measured it? 2. I am trying to fin...
by shen
Sat Mar 14, 2020 2:55 am
Forum: Technical Discussion
Topic: Improper SPI levels on WIFI-Shield
Replies: 3
Views: 1554

Re: Improper SPI levels on WIFI-Shield

That´s correct, but even when the module is initialized and transmitting frames the pull-ups are still high.
my point is, maybe in the initialization process a ¨disable pull ups should ¨be added.
:)
by shen
Fri Mar 13, 2020 4:33 am
Forum: Technical Discussion
Topic: Improper SPI levels on WIFI-Shield
Replies: 3
Views: 1554

Improper SPI levels on WIFI-Shield

Hi everyone, I'd like to tell you about a phenomenon i had in my device and how it should be solved. I just found that the SPI lines are not well-defined even if i work with the official exmples. what i found out is that the SPI default level which supposed to be 0V (except for NSS) is somewhere bet...
by shen
Thu Mar 12, 2020 3:34 am
Forum: Technical Discussion
Topic: OpenMV doesnt recognise my CAM H7
Replies: 9
Views: 2649

Re: OpenMV doesnt recognise my CAM H7

Hi again,
So ST programmer doesnt accept DFU files as input, so i used https://www.st.com/en/development-tools ... 32080.html this application to convert DFU->Hex
then i downloaded it in DFU mode and it seems that it work.
thank you!
by shen
Sun Mar 08, 2020 12:56 am
Forum: Technical Discussion
Topic: OpenMV doesnt recognise my CAM H7
Replies: 9
Views: 2649

Re: OpenMV doesnt recognise my CAM H7

For some reason i got a response mail which says that i spam your email :( so i attach here a shareable link so everyone can see: fisrt case: regular connection - no device manager response. https://tinyurl.com/rcloqmq second case: DFU connection - device manager recognize it, however nothing happen...
by shen
Sat Mar 07, 2020 3:37 pm
Forum: Technical Discussion
Topic: OpenMV doesnt recognise my CAM H7
Replies: 9
Views: 2649

Re: OpenMV doesnt recognise my CAM H7

I'd like to share a short video of the problem with you if it's ok.
Send me a 'hi' email to the address: [email protected], and i'll send it to you.
Thanks again,
Shenhav
by shen
Sat Mar 07, 2020 9:51 am
Forum: Technical Discussion
Topic: OpenMV doesnt recognise my CAM H7
Replies: 9
Views: 2649

Re: OpenMV doesnt recognise my CAM H7

Hi Nyamekye, thanks for your reply, unfortunately when i plug it in i see no led at all and OpenMV IDE doesnt recognise it. so i used a jumper to connect BOOT0 and RST, and then reconnect it to the usb port, this time i see my device in "device manager as DFU, however the DFU trick doesnt work in th...
by shen
Sat Mar 07, 2020 2:49 am
Forum: Technical Discussion
Topic: OpenMV doesnt recognise my CAM H7
Replies: 9
Views: 2649

OpenMV doesnt recognise my CAM H7

Hi everybody, I tried to start a new "hello-world" project this time using the OpenMV IDE. I am afraid that my camera is now bricked. the details are as follows: 1. I use a data and voltage uUSB (I checked it!) 2. when i plug it to the computer device manager doesnt even refresh :( 3. when i do the ...
by shen
Sat Mar 07, 2020 2:43 am
Forum: Technical Discussion
Topic: getting started a new C language project
Replies: 1
Views: 1134

getting started a new C language project

Hi everybody, I'm using CAM H7, and i need a real-time application for sending compressed images from my drone payload into a ground station via the Wifi Shield. So i tried for many hours to build a C language project for the CAM H7. at first by myself, and later by importing the github files. all o...

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