HOBEIAN ZG-204ZV: Sonoff ZigBee "Human Motion sensor": Radar + Lx + TH sensors
SoC: TLSR8253, XBR818, Photo-resistor, TH sensor: WHT20,
Custom Zigbee FirmWare
Custom BLE FirmWare
GPIO
Function
PD4
KEY -> GND
PB5
Rsense -> PB6
PB6
Rsense -> PB5 + R to GND
PC2
LED -> R 1k -> +Vbat
PC3
SDA -> WHT20
PC5
SCL -> WHT20
PA0
SCL -> XBR818
PA1
SDA -> XBR818
PD7
OUT <- XBR818
Connector:
Pin
Function
1
PB7
2
PB1
3
PA7/SWS
4
GND
5
+Vbat
Original FullFlash bin