Humidity and ventilation control system of infant and old people room and control method
A control system, technology for the elderly, applied in heating and ventilation control systems, control inputs involving air characteristics, heating and ventilation safety systems, etc. The effect of comfort
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[0027] Preferred embodiments of the present invention are described below, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.
[0028] Specifically, it includes a power module, a button module, an LCD1602 display module, a single-chip microcomputer, an output control circuit, a humidity sensor, a humidifier and an exhaust fan, and the power supply module, a button module, an LCD1602 display module, an output control circuit, and a humidity sensor are respectively connected to the single-chip microcomputer. The air conditioner, the heater and the exhaust fan are respectively connected with the output control circuit.
[0029] The output control circuit is specifically that the input end of the relay RL1 and the input end of the relay RL2 are respectively connected to the output pins of the drive chip ULN2003A, and the first connection end of ...
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