DevHeads IoT Integration Server•4mo ago

Resolving SPI Image Capture Error with OV2640 and ESP-WROOM-32 in MicroPython

hey guys, on my project Object Detection with MicroPython and OV2640 Camera Module Using ESP-WROOM-32, am trying to capture image over SPI but getting the error

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "camera.py", line XX, in capture
OSError: Failed to capture image

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "camera.py", line XX, in capture
OSError: Failed to capture image

how do i resolve it

Solution:

Hey guys after much trouble shooting, i reduced the resolution of the captured image and am now able to capture image smoothly

Jump to solution

3 Replies

Joseph Ogbonna•4mo ago

The OSError: Failed to capture image error usually indicates an issue with the SPI communication or camera initialization. You can try this steps out 1. Check Wiring: Ensure that all SPI connections (MOSI, MISO, SCK, CS) between the ESP32 and the OV2640 are correct and secure. 2. Camera Initialization: Verify that the camera is properly initialized before capturing an image. Double-check the initialization code in your camera.py file. 3. Power Supply: Ensure the camera module is receiving adequate power. The OV2640 might need more current than what the ESP32 can supply, so consider using an external power source.

Solution

Enthernet Code•4mo ago

Hey guys after much trouble shooting, i reduced the resolution of the captured image and am now able to capture image smoothly

nour_oud•4mo ago

Object Detection project: https://discord.com/channels/1130679493799977062/1270411869647143043

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Resolving SPI Image Capture Error with OV2640 and ESP-WROOM-32 in MicroPython