键盘collection

活力数据

键盘collection

micropython nodemcu esp8266 i2c

1. >>>i2c.scan()
   
2. [8,9,10,11,12,13,14,15,16 - and so on - 117,118,119]

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nodemcu esp8266 boot.py:

1. 
   
2. import gc
   
3. gc.threshold((gc.mem_free() + gc.mem_alloc()) // 4)
   
4. import uos
   
5. from flashbdev import bdev
   
6. 
   
7. try:
   
8.     if bdev:
   
9.         uos.mount(bdev, '/')
   
10. except OSError:
    
11.     import inisetup
    
12.     inisetup.setup()
    
13. 
    
14. try:
    
15.     uos.stat('/main.py')
    
16. except OSError:
    
17.     with open("/main.py", "w") as f:
    
18.     f.write("""\
    
19.     import mqtt
    
20.     """)
    
21. 
    
22. gc.collect()

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