Search found 982 matches

by iabdalkader
Tue Nov 12, 2019 9:47 am
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 5
Views: 236

Re: pyopenmv support multiple camera

Hello iabdalkader! I used the Pyopenmv_multi.Py script On Win10 system and Python2.7 version.But when run the script,Nothing information shows at CMD console or show any Windows. What is issue there?Thanks! I haven't tested these scripts on Windows, I'm not sure if they work on Windows. Please try ...
by iabdalkader
Tue Nov 12, 2019 9:43 am
Forum: Technical Discussion
Topic: SD card Usage problem
Replies: 2
Views: 33

Re: SD card Usage problem

There's not enough memory to run either on the M4.
by iabdalkader
Tue Nov 12, 2019 9:41 am
Forum: Technical Discussion
Topic: Pandas in micropython
Replies: 1
Views: 27

Re: Pandas in micropython

Melan wrote:
Tue Nov 12, 2019 4:11 am
Hello, do this openmv have something like pandas in python?
No nothing like pandas, but we do have ulab built-in:
https://github.com/v923z/micropython-ulab
by iabdalkader
Mon Nov 11, 2019 6:22 pm
Forum: General Topics
Topic: how use python code read video, not use openide
Replies: 4
Views: 245

Re: how use python code read video, not use openide

If use the UVC firmware, this need modify openmv sourcecode ? Now, i already try use python uvc fireware read video, but always not find the camera, I was used cv2 read. can you have through uvc read video example python code? thanks you very much. The UVC firmware is included in the IDE firmware f...
by iabdalkader
Mon Nov 11, 2019 3:11 pm
Forum: Technical Discussion
Topic: MQTT connection to AWS-IOT-CORE
Replies: 7
Views: 393

Re: MQTT connection to AWS-IOT-CORE

That's great to hear! I'll modify the built-in MQTT lib to use read/write for SSL sockets.
by iabdalkader
Sat Nov 09, 2019 10:45 am
Forum: General Topics
Topic: OpenMV Camera Connector
Replies: 1
Views: 168

Re: OpenMV Camera Connector

This is the mating connector PN: DF12-36-DS
by iabdalkader
Fri Nov 08, 2019 12:15 pm
Forum: Technical Discussion
Topic: MQTT connection to AWS-IOT-CORE
Replies: 7
Views: 393

Re: MQTT connection to AWS-IOT-CORE

self.sock.send(premsg[0:i + 2]) eg Traceback (most recent call last): File "<stdin>", line 50, in <module> File "mqtt.py", line 87, in connect AttributeError: 'ussl' object has no attribute 'send' MicroPython v1.11-omv OpenMV v3.5.0 2019-11-04; OPENMV4-STM32H743 This confuses me a bit as looking at...
by iabdalkader
Thu Nov 07, 2019 8:10 pm
Forum: Technical Discussion
Topic: Inconsistent Behavior/Problems?
Replies: 5
Views: 363

Re: Inconsistent Behavior/Problems?

Copy the firmware image to uSD and run this script: https://github.com/openmv/openmv/blob/m ... _update.py
by iabdalkader
Thu Nov 07, 2019 7:17 am
Forum: Technical Discussion
Topic: Ulab library
Replies: 6
Views: 244

Re: Ulab library

ulab has been added in the latest firmware, just import ulab.
by iabdalkader
Wed Nov 06, 2019 7:45 pm
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 5
Views: 236

Re: pyopenmv support multiple camera

Someone contributed this script, it supports multiple cameras:

https://github.com/openmv/openmv/blob/m ... v_multi.py
by iabdalkader
Wed Nov 06, 2019 10:58 am
Forum: General Topics
Topic: how use python code read video, not use openide
Replies: 4
Views: 245

Re: how use python code read video, not use openide

Yes you can use the UVC firmware. Just keep in mind OpenMV is not meant to be used as a webcam.
by iabdalkader
Tue Nov 05, 2019 12:45 pm
Forum: General Topics
Topic: Size of usb key mounted as openmv
Replies: 9
Views: 2964

Re: Size of usb key mounted as openmv

rajeshktym wrote:
Tue Nov 05, 2019 7:59 am
Hi, iabdalkader

I am also looking approx 10 KB more in usb key size to use my script, is above updation available?
No it will Not be increased, actually we're using all the flash right now.
by iabdalkader
Tue Nov 05, 2019 5:53 am
Forum: Technical Discussion
Topic: MQTT connection to AWS-IOT-CORE
Replies: 7
Views: 393

Re: MQTT connection to AWS-IOT-CORE

Okay, btw when I was testing this I noticed it failed if server_hostname was not set (see the http_client_ssl.py example).
by iabdalkader
Mon Nov 04, 2019 12:59 pm
Forum: Technical Discussion
Topic: MQTT connection to AWS-IOT-CORE
Replies: 7
Views: 393

Re: MQTT connection to AWS-IOT-CORE

As the Amazon connection requires SSL / TLS the H7 has been updated to firmware 3.5.0 and the Wifi Shield to winc_19_6_1 You must be running one of the beta firmware images because I've just release v3.5.0 an hour ago. Anyway, line 54 is an empty line in the mqtt.py module ? are you using a differe...
by iabdalkader
Sat Nov 02, 2019 9:28 pm
Forum: Technical Discussion
Topic: uart waveform
Replies: 9
Views: 340

Re: uart waveform

I checked the soldering and re-soldered the pin. Nothing changed. How about finding the SD card? Jim That won't help much, if you're determined to find the cause you should do a continuity test with a multimeter (test the pin with every other pin). The card should be detected if it's formatted to f...
by iabdalkader
Sat Nov 02, 2019 6:42 pm
Forum: Technical Discussion
Topic: uart waveform
Replies: 9
Views: 340

Re: uart waveform

There's nothing wrong with your scripts (at least not the first one which I tested)..I can only guess from here, but maybe that pin is shorting with the pin next to it. I'd check the solder on the pin header, sometimes it shorts if excessive solder was used.
by iabdalkader
Sat Nov 02, 2019 4:03 pm
Forum: Technical Discussion
Topic: Inconsistent Behavior/Problems?
Replies: 5
Views: 363

Re: Inconsistent Behavior/Problems?

The facedetector works best when there's more contrast in the image. Note I've made so many fixes to the WiFi driver in recent beta releases, and I've update the host driver to the latest (fixes more issues)..however note that if you use a firmware with an updated host driver, you'll need to update ...
by iabdalkader
Sat Nov 02, 2019 1:54 pm
Forum: General Topics
Topic: OpenRV: Robot Vision routines for OpenMV
Replies: 11
Views: 582

Re: OpenRV: Robot Vision routines for OpenMV

ulab is an awesome addition. Having ulab, I think we can ditch umatrix, ulinalg, vec, mtx ..., and make ulab the standard on OpenMV. I think OpenMV will benefit from having a single standard of doing linear algebra. In fact, I am inclined to make my Planar Homography code based on ulab now. I just ...
by iabdalkader
Fri Nov 01, 2019 3:58 pm
Forum: General Topics
Topic: OpenRV: Robot Vision routines for OpenMV
Replies: 11
Views: 582

Re: OpenRV: Robot Vision routines for OpenMV

This just came to my mind. I think OpenMV should, by default, include some kind of matrix and vector libraries, however basic they may be. Doesn't have to be powerful as numpy, but at least some basic functionalities such as matrix multiplication and linear solver. They would enable so much more to...
by iabdalkader
Fri Nov 01, 2019 3:07 pm
Forum: Technical Discussion
Topic: uart waveform
Replies: 9
Views: 340

Re: uart waveform

I just tested this and the voltage levels seem fine. Note I'm sending chr(20) (or 00010100)
NewFile0.png
by iabdalkader
Wed Oct 30, 2019 10:41 am
Forum: Technical Discussion
Topic: VDDA Regulator
Replies: 3
Views: 138

Re: VDDA Regulator

Hi, actually this LDO was 3.0v but at some point we decided to replace it with 3.3v to support a wider range of sensors. We're doing new prototypes and will consider replacing it with something else.
by iabdalkader
Mon Oct 28, 2019 11:52 am
Forum: Technical Discussion
Topic: no file found
Replies: 9
Views: 411

Re: no file found

Make sure the card is formatted to FAT or exFAT (exFAT is faster) and please upgrade the firmware.
by iabdalkader
Sun Oct 27, 2019 11:15 am
Forum: Technical Discussion
Topic: OpenMV H7 CAN-bus receive extended frame
Replies: 3
Views: 214

Re: OpenMV H7 CAN-bus receive extended frame

justinlsquire wrote:
Sun Oct 27, 2019 11:08 am
I have recently been using FDCAN with extended message IDs on the STM32H7 for an unrelated project at work, and could potentially implement this functionality in the near future if there is a need.
If you do please let me know here and I'll merged it back in OpenMV's MicroPython fork.
by iabdalkader
Sat Oct 26, 2019 6:17 pm
Forum: Technical Discussion
Topic: OpenMV H7 CAN-bus receive extended frame
Replies: 3
Views: 214

Re: OpenMV H7 CAN-bus receive extended frame

The H7 CAN driver doesn't support extended frames, it supports the basic CAN features. You're welcome to send patches to implement that (or feature requests) to MicroPython: https://github.com/micropython/micropython
by iabdalkader
Sat Oct 26, 2019 1:23 pm
Forum: Technical Discussion
Topic: no file found
Replies: 9
Views: 411

Re: no file found

pcls1026 wrote:
Sat Oct 26, 2019 1:02 pm
I have an SD card installed. How do I copy my image file to it?

Thanks
Jim
Use the PC to copy & paste and then umount and put the card in the camera, or put the card in the camera, connect to PC a driver will show up, copy & paste, unmount and reset the camera
by iabdalkader
Sat Oct 26, 2019 12:46 pm
Forum: General Topics
Topic: how do i rotate a frame
Replies: 1
Views: 139

Re: how do i rotate a frame

Hi welcome to the forums, please search the docs and forums first before posting questions.

http://docs.openmv.io/library/omv.senso ... .set_vflip
by iabdalkader
Sat Oct 26, 2019 7:29 am
Forum: Technical Discussion
Topic: how to send image to server by post to http?
Replies: 12
Views: 6858

Re: how to send image to server by post to http?

Hi, just an update on this, we now support SSL with mod ussl (mbedtls) it's available in the latest beta release with mbedtls, additionally the WINC1500 host driver and firmware have been updated to the latest (v19.3.0/v19.6.1). I'm not sure if there's a way to add certificates, but the client seems...
by iabdalkader
Sat Oct 26, 2019 7:24 am
Forum: Technical Discussion
Topic: Add urequests Module to OpenMV H7
Replies: 1
Views: 2931

Re: Add urequests Module to OpenMV H7

Hi, the ussl module is now available in the latest beta release with mbedtls, additionally the WINC1500 host driver and firmware have been updated to the latest (v19.3.0/v19.6.1). Note the new release requires a WINC1500 firmware update (included with the release).
by iabdalkader
Sat Oct 26, 2019 7:23 am
Forum: General Topics
Topic: Post a picture over SSL
Replies: 6
Views: 1957

Re: Post a picture over SSL

This is an old thread but if anyone else is interested, the ussl module is now available in the latest beta release with mbedtls, additionally the WINC1500 host driver and firmware have been updated to the latest (v19.3.0/v19.6.1). Note the new release requires a WINC1500 firmware update (included w...
by iabdalkader
Thu Oct 24, 2019 12:12 pm
Forum: Technical Discussion
Topic: Problem with nn_quantizer.py
Replies: 1
Views: 139

Re: Problem with nn_quantizer.py

smile_iter_*.caffemodel is the trained model, you need to train the model first.
by iabdalkader
Thu Oct 17, 2019 11:22 am
Forum: Technical Discussion
Topic: how can i use c/c++ instead of python to program?
Replies: 2
Views: 372

Re: how can i use c/c++ instead of python to program?

The image functions are written in C, all of them, if you want to add your own C code you'll have to clone the repository, add your code, compile and flash the firmware.

This might help:

https://github.com/openmv/openmv/wiki
by iabdalkader
Sun Oct 13, 2019 7:54 pm
Forum: Technical Discussion
Topic: Interface OpenMV Cam M7 with Arduino Uno
Replies: 5
Views: 373

Re: Interface OpenMV Cam M7 with Arduino Uno

Yes, again please see the examples, you can modify any example to do exactly what you want. For example, see the arduino_uart.py, you can modify that to save snapshot when it receives a message and then save it as main.py to run when the camera restarts. Also please search the forums, this question ...
by iabdalkader
Sun Oct 13, 2019 6:28 pm
Forum: Technical Discussion
Topic: Interface OpenMV Cam M7 with Arduino Uno
Replies: 5
Views: 373

Re: Interface OpenMV Cam M7 with Arduino Uno

Hi, we have a few examples here for connecting OpenMV to Arduino:

https://github.com/openmv/openmv/tree/m ... 00-Arduino
by iabdalkader
Tue Oct 08, 2019 9:32 am
Forum: Technical Discussion
Topic: Pin Example Error
Replies: 4
Views: 240

Re: Pin Example Error

Hi, use strings for pin names/numbers ex: "P0", "P2" etc...
by iabdalkader
Mon Oct 07, 2019 11:10 am
Forum: General Topics
Topic: Library for use outside the IDE
Replies: 3
Views: 256

Re: Library for use outside the IDE

If the module/library is simple enough to run on the camera it can be imported, just copy the modules to the sdcard and import them. Note by simple I mean modules that don't have lots dependencies and don't require megabytes of memory (Pandas, Scikit, NumPy will Not run on the camera).
by iabdalkader
Fri Oct 04, 2019 9:17 am
Forum: Technical Discussion
Topic: cnnn lenet seven-segment
Replies: 5
Views: 502

Re: cnnn lenet seven-segment

openn00b wrote:
Fri Oct 04, 2019 2:00 am
another question, is there a way to use openmv ide without the camera, can i feed a picture in or pictutres in to write the code without having to plug the camera in and point it at something. this would make it much easier to develop.
No, the code runs on the camera.
by iabdalkader
Thu Oct 03, 2019 2:15 pm
Forum: Technical Discussion
Topic: High frame rate recording to uSD
Replies: 2
Views: 232

Re: High frame rate recording to uSD

Hi, the maximum FPS you can get with the current cam is 100FPS @ QQVGA with a class 3 card formatted to exFAT. Note we're going to release a new revision with an SDRAM on board, with that we could buffer writes to RAM and then transfer to SD.
by iabdalkader
Thu Oct 03, 2019 2:01 pm
Forum: Technical Discussion
Topic: Keypoints Editor Error
Replies: 4
Views: 277

Re: Keypoints Editor Error

After I remove a handful of key points in the Keypoints Editor I get the following error: "Failed to save the edited keypoints for an unknown reason!" ... I've tried restarting my PC and all, but nothing.. any guidance would be helpful. -Sean Hi, I just tried the keypoints editor and it seems to be...
by iabdalkader
Thu Oct 03, 2019 7:34 am
Forum: Technical Discussion
Topic: cnnn lenet seven-segment
Replies: 5
Views: 502

Re: cnnn lenet seven-segment

Hi, Yes the lenet.nnetwork is mnist model, you just need to set invert to False (colors must be white on dark background): Screenshot from 2019-10-03 13-33-58.png The NN framework can't detect multiple objects, the number must be centered and away from any borders. For multiple detections, you could...
by iabdalkader
Wed Oct 02, 2019 8:59 am
Forum: General Topics
Topic: Connect OpenMV H7 to BeagleBone Black
Replies: 21
Views: 958

Re: Connect OpenMV H7 to BeagleBone Black

Yes you could connect with serial (UART) or USB if the BeagleBone has USB host/OTG.
by iabdalkader
Wed Oct 02, 2019 8:34 am
Forum: General Topics
Topic: Facial Recognition Project - General Questions
Replies: 1
Views: 213

Re: Facial Recognition Project - General Questions

1) Is there a way to turn off and on the camera, besides pulling out the battery? See the low-power modes/examples. 2) Is there a way to reset/refresh the camera in the middle of running a script without it stopping the script. We will be running a script which includes the snapshot_on_face_detecti...
by iabdalkader
Sun Sep 29, 2019 11:25 am
Forum: General Topics
Topic: Unspported format
Replies: 3
Views: 283

Re: Unspported format

Hi, the image and template must be grayscale, also please use pgm for the template (it's easier to work with).
by iabdalkader
Sat Sep 28, 2019 12:28 pm
Forum: General Topics
Topic: Unspported format
Replies: 3
Views: 283

Re: Unspported format

The template image must be uncompressed (ex pgm, bmp etc..).
by iabdalkader
Fri Sep 20, 2019 9:28 am
Forum: General Topics
Topic: Time lapse snapshot
Replies: 6
Views: 362

Re: Time lapse snapshot

Thanks. I was able to see the pictures but the date and time were wrong. And also I don´t know how to make it take snapshots every exactly 30 seconds for example.. What should I modify in the code? # Enable RTC interrupts every x seconds, camera will RESET after wakeup from deepsleep Mode. rtc.wake...
by iabdalkader
Thu Sep 19, 2019 10:03 am
Forum: General Topics
Topic: external smps regulator for STM32H7
Replies: 2
Views: 263

Re: external smps regulator for STM32H7

No, but in the next revision we're going to add a pull-up on sensor power-down as discussed here in another topic, should lower the power consumption in low-power mode.
by iabdalkader
Thu Sep 19, 2019 10:02 am
Forum: General Topics
Topic: Time lapse snapshot
Replies: 6
Views: 362

Re: Time lapse snapshot

Try updating the firmware, I've just released a new firmware image which fixes some issues with the RTC and deepsleep on the H7.
by iabdalkader
Mon Sep 16, 2019 11:37 am
Forum: General Topics
Topic: M7 crashes under Vin but works fine with USB
Replies: 17
Views: 6601

Re: M7 crashes under Vin but works fine with USB

Hi, CAN is now supported on the H7 and the next release will be out in a day or two.
by iabdalkader
Mon Sep 16, 2019 11:34 am
Forum: Technical Discussion
Topic: h7 CAN not available
Replies: 27
Views: 22377

Re: h7 CAN not available

Hi, CAN is now supported on the H7, and I fixed the timing, setfilter() and any() bugs. The next release will be out in a day or two.
by iabdalkader
Wed Sep 11, 2019 6:27 pm
Forum: Technical Discussion
Topic: usocket and uselect reboots board
Replies: 11
Views: 3142

Re: usocket and uselect reboots board

Hi, just wanted to let you know that there were bugs in the WINC1500 driver wrapper, specifically the way timeouts were handled, which affected recv/recvfrom on non-blocking sockets, and check_msg in turn. These bugs are fixed now, setblocking(True/False) should work as expected and you shouldn't ne...

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