> For the complete documentation index, see [llms.txt](https://tk233.gitbook.io/notes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tk233.gitbook.io/notes/electrical/esp32-cam.md).

# ESP32 Cam

## Version Requirements

Unfortunately, there are some version combinations that cannot work.

The working one is

|                     |             |   |
| ------------------- | ----------- | - |
| Arduino IDE         | 1.8.19      |   |
| esp32 board package | 1.0.6       |   |
| ESP32-CAM Board     | ESP32-S     |   |
| Camera Module       | DC-26 40-V3 |   |

## Add ESP32 Boards to Arduino IDE

Open Arduino, select File -> Preferences.

![](/files/OPcKCaJu8VkUvUygM9SO)

Add the following URL to the "Additional Boards Manager URLs" section:

```
https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
```

![](/files/5edFqm6hGXOFr4iUSL4S)

Restart Arduino.

Go to Tools -> Board -> Boards Manager...

![](/files/PU0ilkAybPnrEcWUcLbm)

Search and install the esp32.

![](/files/hfI8ndykuA65sGh0dJHZ)

After installation, select "".

![](/files/53HoG38LUGWmWnzo3Tfu)

## Configure Example Code

![](/files/rfHu4ChOY88NEzbzSp9z)

Change the define to use `CAMERA_MODEL_AI_THINKER`.

![](/files/KeEa5LXDhOfd5Nl971kj)

## Wiring

![](/files/kdG4cQ8hJKyAACGpfBMP)

![](/files/wyFiPCp8W3CgaJgAdPxT)

Note: do NOT use the GND pin near U0T pin (the one labeled "GND/R"). That pin does not connect to ground for some of the boards.

After plugging in the debugger, select the corresponding COM port. No need to change other settings.

![](/files/Gjsx315XoiIaLHVk0dwK)

![](/files/0JbFvt7weFDDuIlwpYdH)

After upload, remove the IO0 jumper wire, open Serial Monitor, and click reset button, located at the back of the board.