soil-moisture-sensor
friedrich
Capacitive moisture sensor
Components (25)
| Reference | Value | Description |
|---|---|---|
| U1 | ESP32-C3-WROOM-02 | |
| U2 | TPS631000 | |
| U4 | MCP73832 | |
| +BATT1,-BATT1 | Conn_01x01 | |
| BOOT1 | Jumper_2_Open | |
| C1 | 1uF | |
| C2,C3 | 18pF | |
| C4,C5 | 47uF | |
| C6 | 1nF | |
| C8,C9 | 10uF | |
| D1,D2 | LED | |
| D3 | D | |
| J3 | USB4110 | |
| L1 | 1uH | |
| R1-R3,R10 | 10k | |
| R4,R9 | 1k | |
| R5 | 511k | |
| R6,R7 | 5.1k | |
| R8 | 91k | |
| R11 | 47R | |
| R12 | 220R | |
| R13 | 3.3k | |
| R14 | 1M | |
| RESET1 | EVQ-Q2F03W | |
| Y1 | 32.768kHz |