WS03-Led Controller (from Aliexpress)

The WS01 LED-Controller uses an ESP8266-S1 Module (16MBit Flash) Alle required Pins for programming are available, as well as additional GPIO4 and GPIO2.

Images outside: https://ibb.co/kUoQmL

Image PCB with pinout https://ibb.co/mybED0

(Can someone please add the images to the wiki)

GPIO2 & GPIO4 are working for I2C (2=SDA 4=SCL). (Tested with DS3231 Module ) The device uses an additional CD4050 at the pins used for PWM.