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MicroPython RGBWW Smart Bulb code for MQTT

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README.md

MicroPython RGBWW Smart Bulb

tested on a Tuya WinnerMicro W600-B800 Smart Bulb

VS Code Development guide

Hardware flashing preperation

TY5 W600 Pinout

  1. connect serial adapter to GND, VCC, RX0 and TX0

  2. erase secboot and old image

    python3 -m w600tool -e -p /dev/ttyUSB0

  3. connect PA0 (BOOT) to GND and reset chip by pulling RST low

  4. flash MicroPython firmware

    python3 -m w600tool -p /dev/ttyUSB0 -u W60X_MicroPython_1.10_B1.3_IMG/wm_w600.fls

    Opening device: /dev/ttyUSB0
Erasing secboot
Switched speed to 2000000
Uploading W60X_MicroPython_1.10_B1.3_IMG/wm_w600.fls
0% [##############################] 100% | ETA: 00:00:00
Total time elapsed: 00:00:15
Reset board to run user code...

  5. disconnect PA0 (BOOT) and reset the device

  6. test Python shell with screen /dev/ttyUSB0 115200 (press CTRL-A + k to quit)

    
__            __
\ \    /\    / /
 \ \  /  \  / /
  \ \/ /\ \/ /
   \  /  \  /
   / /\  / /\
  / /\ \/ /\ \
 / /  \  /  \ \
/_/    \/    \_\

WinnerMicro W600

MicroPython v1.10-284-g2eee4e2-dirty on 2019-11-08; WinnerMicro module with W600
Type "help()" for more information.
>>>

Installation

  1. In the python shell, connect to wifi and start FTP server:

    >>> import easyw600
>>> easyw600.scan()
>>> easyw600.connect("<SSID>", "<PASSWORD>")
conneting...
connected, ip is 192.168.1.234
>>> easyw600.ftpserver()
ftpserver is running.
ftp server port is 21, username is root, password is root

  2. Copy python files to the board. For example via ftp://root:root@192.168.1.234

  3. Reset the uC

How to upload code remotely (WM uPython SDK)

  1. Create wifi_config.py with following content:

    WIFI_SSID="<SSID>"
WIFI_PASSWD="<PASSWORD>"

    This can also be done via the Python shell:

    >>> f = open("wifi_config.py")
>>> f.write('WIFI_SSID="<SSID>"\n')
>>> f.write('WIFI_PASS="<PASSWORD>"\n')
>>> f.close()

  2. Reboot the M600 and connect to bulb via FTP without username and password