# Soil Moisture Sensor Yl 69(土壤濕度傳感器 YL-69)

## 基本資料

- ID: soil-moisture-sensor-yl-69
- 分類: sensor/humidity(濕度感測器)
- 型號: YL-69

## 規格

- 供電電壓: 3.3 V
- 晶片: LM393
- 尺寸: 30 × 16 × 7 mm
- 重量: 5 g

## 感測

- 量度 (Measurement): humidity

## 針腳

| 名稱 | 類型 | 說明 |
| --- | --- | --- |
| VCC | power | Supply positive, connect 3.3V to 5V. |
| GND | ground |  |
| DO | output | Digital output, high/low based on humidity threshold set by potentiometer. |
| AO | analog | Analog output, voltage proportional to soil moisture. |

## 素材

- wiring: wiring.jpeg(授權 CC-BY-4.0;來源:original)
- photos: photos/01.jpeg, photos/02.jpeg, photos/03.jpeg, photos/04.jpeg(授權 CC-BY-4.0;來源:original)