Welcome to WiFi Camera Module repository
6. QR code recognition
QR code recognition
- First determine whether the version of the image transmission module is the AI version firmware. If you already know the firmware version, you can ignore this step and use the wifi_ver command to query, as shown in the figure below
- Switch the mode to the QR code recognition mode. Use the following command to send ai_mode:5 through the serial assistant. After successful configuration, the module will restart and print the current firmware version. You can start QR code recognition, as shown in the figure
Note: If the current mode is already the QR code recognition mode, the module only returns ok
- Start recognizing QR codes If recognized, the recognition result will be sent out through the serial port. The specific content is $Recognition result# Note: You need to open the screen to start recognition. If the screen is closed in the middle, the recognition will also be closed.
QR code
Result:
Serial port information:
