DS18B20 is a single-wire digital thermo-sensor made by DALLAS. Multiple DS18B20s can be connected to a microprocessor to communicate via the same single-wire bus.
DS18B20是DALLAS公司生产的数字温度传感器，多个传感器可通过一根口线与微处理器相连。
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Oil Pressure Switch, Thermo Switch, Water Temperature Sensor, etc.
机油压力开关，温控开关，水温传感器等。
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Fuel Tank Gauge, Fuse Box, Thermo Switch, Water Temp. sending Unit, Oil Pressure Switch, Horn, Sensor and so On.