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Athom 3-Way Mini Relay Switch Module (RS01)
GLOBAL
Athom 3-Way Mini Relay

Available from:
Aliexpress.com





Manufacturer:
Athom.tech

Install method:
Tasmota pre-installed

GPIO #Component
GPIO00 None
GPIO01 None
GPIO02 None
GPIO03 Button 1
GPIO04 LedLinki
GPIO05 None
GPIO09 None
GPIO10 None
GPIO12 None
GPIO13 Relay 1
GPIO14 Switch 1
GPIO15 None
GPIO16 None
GPIO17 None
Configuration
Edit on GitHub
{"NAME":"RS01-TAS-1","GPIO":[0,0,0,32,576,0,0,0,0,224,160,0,0,0],"FLAG":0,"BASE":18}
This device comes with Tasmota already installed!

  • ESP8285 with 2MB flash
  • Warning: S1 and S2 are input pins allowing only a contact / switch potential free. You can’t input any voltage, it is dangerous. Source: Support of Athom.

Photos of internals

I took the component apart to flash the device

PCB with lid removed

ESP module removed, internal Silkscreen

ESP module removed, external silkscreen

Top of the ESP8285H16

According to Athom support, “Our module is the same as https://tasmota.github.io/docs/Pinouts/#tywe2s

tywe2s pinout

You have to ground this POGO pin pad to ground in order to intialize serial flash (white wire)

Flashing pinout