TS000F_TZ3000_xkap8wtb: Tuya ZigBee "Mini Smart Switch"
Module ZT2S
, Sensor: BL0937
Custom FirmWare
PB5
R9 -> pin 7 U3 (CF1)
PB4
R10 -> pin 6 U3 (CF)
PB1
LED1 -> R8 -> +3.3V
PA1
S2, R18 -> +3.3V
PD2
R5/R3, Q1, Relay
PD3
R13 -> pin 8 U3 (SEL)
PD7
Key, R7 -> +3.3V
FullFlash bin