| 描述 | LCD 字符显示模块 Yel/Grn Bckgrnd w/ DB9 Jumper Custom | 接口 | I2C |
|---|---|---|---|
| 电压额定值 | 5 VDC | 工作温度范围 | - 20 C to + 70 C |
| 背光类型 | LED Yellow-Green |
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