UiFlow Tutorial
UiFlow1 Quick Start
2. Firmware & Program 1.0
UiFlow1 Development Guide
Project Management
Use LTE network
UiFlow1 Blockly
Event
UI
Unit
Module
Hat
UiFlow2 Quick Start
2. Firmware & Program 2.0
UiFlow2 Development Guide
UI Editor
UiFlow2 Video Column
Atomic QRCode Base
Example
Realize the QR code scanning function controlled by buttons. The scanning starts when button A is pressed and stops when it is released
from m5stack import *
from m5ui import *
from uiflow import *
from base.QRCode import QRCode
scan_data = None
qr = QRCode()
while True:
if btnA.isPressed():
qr.trigger(0)
else:
qr.trigger(1)
if qr.status():
scan_data = qr.read()
if scan_data != None:
print(scan_data)
wait_ms(2)API
from base.QRCode import QRCode
qr = QRCode()- Initialize Atomic QRCode.
qr.trigger(control)- QRCode scan control:
- ON: 0
- OFF: 1
qr.status()- QRCode scan status:
- True: Scan successful
- False: No content scanned
qr.read()- Read the scanned result as a string.
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