HOBEIAN Zigbee, "Raindrop Detection Senser" + Lx, ZG-223Z
Custom firmware Zigbee
SoC: TLSR8253 (512KB Flash, 64KB RAM), RF +20dBm: CB2401, Battery: CR123A
SoC
| PC0 | +LXsensor |
| PC1 | LED to R to +BAT |
| PC2 | Button to GND |
| PC3 | CB2401 pin 6: RXEN |
| PC4 | CB2401 pin 5: TXEN |
| PB4 | R 10k to PB5 |
| PB5 | R 10k -> Raindrop-sensor to GND |
| PB6 | -LXsensor + R 50k to GND |
J1
| 1 | +Vbat |
| 2 | GND |
| 3 | SWS, PA7 |
| 4 | TX, PB1 |
| 5 | RX, PB7 |
Original FullFlash bin