8. QR code recognition

8.1. Code

example:

from mpython import *
from camera import *
import time

camera = CameraV831(tx=Pin.P16, rx=Pin.P15)
camera.qrcode_init()
camera.qrcode.add_qrcode(1)
while True:
    camera.qrcode.recognize()
    if camera.qrcode.id != None:
        print(camera.qrcode.id)
        print(camera.qrcode.info)
    time.sleep_ms(20)

8.2. mPython graphical example