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LC Technology PSF-B04 Ewelink 4 Channel Switch Module DIY
Model reference: LC-EWL-B04-MB
LC Technology PSF-B04 Ewelink 4 Channel Switch Module

Available from:
Aliexpress.com




Manufacturer:
Chinalctech.com

Flashed with:
Serial port

GPIO #Component
GPIO00 User
GPIO01 User
GPIO02 User
GPIO03 User
GPIO04 User
GPIO05 User
GPIO09 None
GPIO10 None
GPIO12 User
GPIO13 Led1
GPIO14 User
GPIO15 User
GPIO16 None
FLAG None

Template

{"NAME":"LC-EWL-B04-MB","GPIO":[255,255,255,255,255,255,0,0,255,52,255,255,0],"FLAG":0,"BASE":18}

  • KEY1 GPIO0
  • KEY2 GPIO9
  • KEY3 GPIO10
  • KEY4 GPIO14

Each “KEY” is a combination of input pin and GND. The right pin of each “KEY” in the bottom view is GND

  • OUT1 GPIO12
  • OUT2 GPIO5
  • OUT3 GPIO4
  • OUT4 GPIO15