Brilliant Smart Elite Glass Wall Switches
I purchased one of these Brilliant Smart Elite Wall Switches which arrived today. I quickly pulled off the front glass panel and could see the upper surface of the low voltage board. Fortunately the low voltage board was easily removable, revealing the high-voltage board beneath. The low voltage board containing the ESP8266 chip on the underside is below. T here were a set of header pins which extended into the mains voltage part that I hoped would offer an easy solution for flashing. The ESP8266 in this case is on an TYW3ES module which I think is commonly used in Tuya gear. Looking at the TYW3ES data sheet I was able to identify the pins on the module. I then did some continuity checks with a multimeter and was able to identify the VCC and GND pins on the header, but unfortunately not the TX or RX pins. I connected the VCC and GND pins to a 3.3V power supply using dupont cables,...