CN103185382B - A kind of family room's humidity control device based on wireless network - Google Patents

Abstract

The invention discloses a family indoor humidity control device based on a wireless network, comprising a temperature and humidity sensor detection node, a humidity control unit and a ventilation control node; the temperature and humidity sensor detection node, the humidity control node, and the ventilation control node communicate with the humidity control node through a wireless network respectively. Unit connection; the humidity control node is connected to the humidifier control module through the serial communication line, and the output terminal of the humidifier control module is connected to the input terminal of the humidifier; the ventilation control node is connected to the ventilation drive relay module through the serial communication line, and the ventilation drive relay module The output end of the dehumidifier is connected to the input end of the dehumidification device. The present invention is a wireless network-based home indoor humidity control device with simple hardware design and flexible arrangement of detection points. The network nodes of the device are designed with low-power microprocessors, and each control node adopts serial port communication control mode, which can ensure that the whole device can work for a long time under the condition of battery power.

Description

A family room humidity control device based on wireless network

technical field

The invention relates to a humidity control device, in particular to a wireless network-based humidity control device.

Background technique

With the improvement of people's living standards, people's requirements for living comfort in the living room have also increased. According to measurements, when the relative air humidity is 50%-60%, the human body feels the most comfortable and is not easy to cause diseases. Too large or too small will have adverse effects on human health.

When the relative humidity of the air is too high, people will feel listless. Living in an environment with high relative humidity for a long time, people are prone to rheumatism such as rheumatism and rheumatoid arthritis; Hours will reduce the resistance of people's respiratory system, and at the same time, the reproduction speed of bacteria such as influenza virus will also accelerate, which can easily induce pharyngitis, bronchitis, pneumonia and other diseases. Therefore, the humidity in the room should be adjusted reasonably according to the humidity in the room. Air humidity, keep the room humidity in a suitable range. Commonly used air relative humidity monitoring methods include: manual detection method and distributed detection method. The detection efficiency of the manual detection method is relatively low, and the automatic control of the environmental humidity cannot be realized; the network structure of the distributed detection method mostly adopts the industrial bus mode, which has the disadvantages of difficult wiring and high cost, and is generally used in production sites or large places , such as in "A Device and Method for Automatic Temperature and Humidity Control" (CN 200810030628.0), its invention is used for temperature and humidity control of various warehouses, machine rooms, production workshops, stadiums, theaters, offices, etc.

At present, wireless networks have been applied to automatic control fields such as small data transmission, real-time measurement and control with low power consumption, and collection of various environmental information. The method of using wireless network technology for environmental parameter detection and control has begun to attract attention. At the same time, the design method of low-power microcontroller is adopted, which has the characteristics of small size, low power consumption, and can flexibly arrange the position of detection points, etc., which can ensure that the whole device can work for a long time under the condition of battery power supply, and can continuously measure and control the living room. The relative humidity of the air.

Contents of the invention

The technical problem to be solved by the present invention is that the existing humidity detection and control device is not suitable for use in a family room, and a wireless network-based family room humidity control device is provided, which is suitable for controlling the humidity in a small room.

The technical solution of the present invention is realized in the following manner: a family indoor humidity control device based on a wireless network, comprising a temperature and humidity sensor detection node, a humidity control node and a ventilation control node; a temperature and humidity sensor detection node, a humidity control node, a ventilation control node The control nodes are respectively connected to the humidity control unit through the wireless network; the humidity control node is connected to the humidifier control module through the serial communication line, and the output terminal of the humidifier control module is connected to the input terminal of the humidifier; the ventilation control node is connected to the ventilation control unit through the serial communication line. The driving relay module is connected, and the output end of the ventilation driving relay module is connected with the input end of the dehumidification device.

The humidity control unit is composed of a power supply module, a clock module, an LCD display module, a serial debugging module, a wireless communication module, a setting keyboard module and a 32-bit low-power microprocessor module, wherein

The voltage output terminal VCC of the power supply module is connected to the voltage input terminal VCC_3.3 of the 32-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the LCD display module, the voltage input terminal VCC_3.3 of the wireless communication module, and the serial port debugging The voltage input terminal VCC_3.3 of the module is respectively connected to the voltage output terminal VCC_3.3 of the 32-bit low-power consumption microprocessor module; the ground terminal GND of the power supply module is connected to the ground terminal GND of the 32-bit low-power consumption microprocessor module; The ground terminal GND of the LCD display module, the ground terminal GND of the wireless communication module, and the ground terminal GND of the serial debugging module are respectively connected to the ground terminal GND of the 32-bit low-power microprocessor module; the command control terminals RS, The read-write control terminal R/W and the chip selection terminal CE are respectively connected to the P1.5, P1.6, and P1.7 ports of the 32-bit microprocessor module, and the data bus terminal DB[0:7] of the LCD display module is connected to the 32 The I/O port P2[0:7] of the low-power microprocessor module is connected; the clock output terminal CLK of the clock module is connected to the clock input terminal CLK of the 32-bit microprocessor module; the output terminal Key1 of the keyboard setting module , Key2, Key3, and Key4 are respectively connected to the I/O ports P1.0, P1.1, P1.2, and P1.3 of the 32-bit low-power microprocessor module, and the reset terminal Reset of the keyboard setting module is connected to the 32-bit The reset terminal Reset of the low-power consumption microprocessor module is connected; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip selection terminal CSn of the wireless module are respectively connected with the 32-bit low-power consumption microprocessor module The I/O ports P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and the sending end TX of the serial port debugging module are respectively connected with the serial port sending end TX and the sending end TX of the 32-bit low-power microprocessor module. Receiver RX connection.

The temperature and humidity sensor detection node is composed of a battery module, a clock module, an LCD display module, a serial debugging module, a wireless communication module, a keyboard module, a temperature and humidity sensor module and a 16-bit low-power microprocessor module, wherein

The voltage output terminal 3.3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the LCD display module, the voltage input terminal VCC_3.3 of the wireless communication module, and the serial port The voltage input terminal VCC_3.3 of the debugging module and the voltage input terminal VCC_3.3 of the temperature and humidity sensor module are respectively connected to the voltage output terminal VCC_3.3 of the 16-bit low-power microprocessor module; the ground terminal GND of the battery module is connected to the 16-bit The ground terminal GND of the low-power microprocessor module is connected; the ground terminal GND of the LCD display module, the ground terminal GND of the wireless communication module, the ground terminal GND of the serial debugging module, and the ground terminal GND of the temperature and humidity sensor module are respectively connected to the 16-bit The ground terminal GND of the low-power consumption microprocessor module is connected; the command control terminal RS, the read-write control terminal R/W, and the chip selection terminal CE of the LCD display module are respectively connected to P1.5 and P1.5 of the 16-bit low-power consumption microprocessor module. P1.6, P1.7 port connection, the data bus terminal DB[0:7] of the LCD display module is connected to the I/O port P2[0:7] of the 16-bit low-power microprocessor module; the temperature and humidity sensor module The serial data interface terminal DATA and the serial clock input terminal SCK are respectively connected to the I/O ports P0.6 and P0.7 of the 16-bit low-power microprocessor module; the output terminals Key1, Key2, and Key3 and Key4 are respectively connected to the I/O ports P1.0, P1.1, P1.2 and P1.3 of the 16-bit low-power microprocessor module, and the reset terminal Reset of the keyboard setting module is connected to the 16-bit low-power consumption The reset terminal Reset of the microprocessor module is connected; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip selection terminal CSn of the wireless module are respectively connected with the I/O of the 16-bit low-power consumption microprocessor module. Ports P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and sending end TX of the serial port debugging module are respectively connected to the serial port sending end TX and receiving end RX of the 16-bit low-power microprocessor module ; The clock output terminal CLK of the clock module is connected to the clock input terminal CLK of the 16-bit low power consumption microprocessor module.

The humidity control node is composed of a battery module, a clock module, an LED indicator module, a serial debugging module, a wireless communication module, a humidifier control module, a reset button and a 16-bit low-power microprocessor module, wherein

The voltage output terminal 3.3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the wireless communication module and the voltage input terminal VCC_3.3 of the serial debugging module are respectively connected to The voltage output terminal VCC_3.3 of the 16-bit low-power consumption microprocessor module is connected; the ground terminal GND of the battery module is connected with the ground terminal GND of the 16-bit low-power consumption microprocessor module; the ground terminal GND of the LED indicator module, wireless communication The ground terminal GND of the module and the ground terminal GND of the serial port debugging module are respectively connected to the ground terminal GND of the 16-bit low-power microprocessor module; the I/O input terminals Lev1, Lev2, and Lev3 of the LED indicator module are respectively connected to the 16-bit low The I/O ports P1.0, P1.1, and P1.2 of the power consumption microprocessor module are connected; the clock output terminal CLK of the clock module is connected with the clock input terminal CLK of the 16-bit low power consumption microprocessor module; the reset button The reset terminal Reset of the 16-bit low-power microprocessor module is connected to the reset terminal Reset; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip selection terminal CSn of the wireless module are respectively connected to the 16-bit low-power The I/O ports P0.0, P0.1, P0.2, and P0.3 of the power consumption microprocessor module are connected; The serial port sending end TX and receiving end RX are connected; the receiving end RX1 and sending end TX1 of the serial debugging module are respectively connected to the serial port sending end TX1 and receiving end RX1 of the humidifier control module; the humidification control output end Uout of the humidifier control module is connected to The humidification control input terminal Uout of the humidifier is connected.

The ventilation control node is composed of a battery module, a clock module, an LED indicator module, a serial debugging module, a wireless communication module, a ventilation driving relay module, a reset button and a 16-bit low-power microprocessor module, wherein

The voltage output terminal 3.3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the wireless communication module and the voltage input terminal VCC_3.3 of the serial debugging module are respectively connected to The voltage output terminal VCC_3.3 of the 16-bit low-power consumption microprocessor module is connected; the ground terminal GND of the battery module is connected with the ground terminal GND of the 16-bit low-power consumption microprocessor module; the ground terminal GND of the LED indicator module, wireless communication The ground terminal GND of the module and the ground terminal GND of the serial port debugging module are respectively connected to the ground terminal GND of the 16-bit low-power microprocessor module; the I/O input terminals High and Low of the LED indicator module are respectively connected to the 16-bit low-power consumption The I/O ports P1.0 and P1.1 of the microprocessor module are connected; the clock output terminal CLK of the clock module is connected to the clock input terminal CLK of the 16-bit low-power microprocessor module; the reset terminal Reset of the reset button is connected to the 16 The reset terminal Reset of the low-power microprocessor module is connected; the digital input terminal SI, the clock input terminal SCLK, the digital output terminal SO of the wireless communication module, and the chip selection terminal CSn of the wireless module are respectively connected to the 16-bit low-power consumption microprocessor module. The I/O ports P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and the sending end TX of the serial port debugging module are respectively connected with the serial port sending end TX and the sending end TX of the 16-bit low-power microprocessor module. The receiving end RX is connected; the receiving end RX2 and the sending end TX2 of the serial port debugging module are respectively connected to the serial port sending end TX2 and the receiving end RX2 of the ventilation drive relay module; the dehumidification control output terminal Uout1 of the ventilation drive relay module is connected to the dehumidification control of the exhaust fan/dehumidifier The input Uout1 is connected.

The present invention is a wireless network-based home indoor humidity control device with simple hardware design and flexible arrangement of detection points. The network nodes of the device are designed with low-power microprocessors, and each control node adopts serial port communication control mode, which can ensure that the whole device can work for a long time under the condition of battery power supply. At the same time, the communication mode of the device adopts wireless network, and the position and number of detection nodes can be flexibly arranged according to the living room conditions, and has high self-adaption and connectivity.

Description of drawings

Fig. 1 is a working principle diagram of the present invention.

Figure 2 is a schematic circuit diagram of the humidity control unit.

Fig. 3 is the circuit schematic diagram of the temperature and humidity sensor detection node.

Figure 4 is a circuit schematic diagram of the humidity control node.

Figure 5 is a circuit schematic diagram of the ventilation control node.

Detailed ways

As shown in Figure 1, 3 to 15 temperature and humidity sensor detection nodes 2, 1 to 10 humidity control nodes 3 and 1 to 10 ventilation control nodes 5 are respectively set in a family room; the temperature and humidity sensor detection nodes 2, humidity The control node 3 and the ventilation control node 5 are respectively connected to the humidity control unit 1 through a wireless network; the humidity control node 3 is connected to the humidifier control module 6 through a serial communication line, and the output terminal of the humidifier control module 6 is connected to the input terminal of the humidifier 8 Connection; the ventilation control node 5 is connected to the ventilation drive relay module 4 through a serial port communication line, and the output terminal of the ventilation drive relay module 4 is connected to the input terminal of the dehumidification device 7. The dehumidifier 7 is an exhaust fan or a dehumidifier. According to room conditions, the number and positions of temperature and humidity sensor detection nodes 2, humidity control nodes 3 and ventilation control nodes 5 can be adjusted.

As shown in Figure 2, the humidity control unit 1 is composed of a power supply module, a clock module, an LCD display module, a serial debugging module, a wireless communication module, a setting keyboard module and a 32-bit low-power microprocessor module.

The voltage output terminal VCC of the power supply module is connected to the voltage input terminal VCC_3.3 of the 32-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the LCD display module, the voltage input terminal VCC_3.3 of the wireless communication module, and the serial port debugging The voltage input terminal VCC_3.3 of the module is respectively connected to the voltage output terminal VCC_3.3 of the 32-bit low-power consumption microprocessor module; the ground terminal GND of the power supply module is connected to the ground terminal GND of the 32-bit low-power consumption microprocessor module; The ground terminal GND of the LCD display module, the ground terminal GND of the wireless communication module, and the ground terminal GND of the serial debugging module are respectively connected to the ground terminal GND of the 32-bit low-power microprocessor module; the command control terminals RS, The read-write control terminal R/W and the chip selection terminal CE are respectively connected to the P1.5, P1.6, and P1.7 ports of the 32-bit microprocessor module, and the data bus terminal DB[0:7] of the LCD display module is connected to the 32 The I/O port P2[0:7] of the low-power microprocessor module is connected; the clock output terminal CLK of the clock module is connected to the clock input terminal CLK of the 32-bit microprocessor module; the output terminal Key1 of the keyboard setting module , Key2, Key3, and Key4 are respectively connected to the I/O ports P1.0, P1.1, P1.2, and P1.3 of the 32-bit low-power microprocessor module, and the reset terminal Reset of the keyboard setting module is connected to the 32-bit The reset terminal Reset of the low-power consumption microprocessor module is connected; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip selection terminal CSn of the wireless module are respectively connected with the 32-bit low-power consumption microprocessor module The I/O ports P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and the sending end TX of the serial port debugging module are respectively connected with the serial port sending end TX and the sending end TX of the 32-bit low-power microprocessor module. Receiver RX connection.

As shown in Figure 3, described temperature and humidity sensor detection node 2 is made of battery module, clock module, LCD display module, serial port debugging module, wireless communication module, setting keyboard module, temperature and humidity sensor module and 16 low power consumption microprocessors The device module is composed.

The voltage output terminal 3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; the voltage input terminal VCC_3.3 of the LCD display module, the voltage input terminal VCC_3.3 of the wireless communication module, and the serial port debugging The voltage input terminal VCC_3.3 of the module and the voltage input terminal VCC_3.3 of the temperature and humidity sensor module are respectively connected to the voltage output terminal VCC_3.3 of the 16-bit low-power microprocessor module; the ground terminal GND of the battery module is connected to the 16-bit low The ground terminal GND of the power consumption microprocessor module is connected; the ground terminal GND of the LCD display module, the ground terminal GND of the wireless communication module, the ground terminal GND of the serial port debugging module, and the ground terminal GND of the temperature and humidity sensor module are respectively connected to the 16-bit low The ground terminal GND of the power consumption microprocessor module is connected; the command control terminal RS, the read and write control terminal R/W, and the chip selection terminal CE of the LCD display module are respectively connected to P1.5 and P1 of the 16-bit low power consumption microprocessor module. .6, P1.7 port connection, the data bus terminal DB[0:7] of the LCD display module is connected to the I/O port P2[0:7] of the 16-bit low-power microprocessor module; the temperature and humidity sensor module The serial data interface terminal DATA and the serial clock input terminal SCK are respectively connected to the I/O ports P0.6 and P0.7 of the 16-bit low-power microprocessor module; the output terminals Key1, Key2 and Key3 of the keyboard setting module , Key4 are respectively connected with the I/O ports P1.0, P1.1, P1.2, and P1.3 of the 16-bit low-power microprocessor module, and the reset terminal Reset of the keyboard setting module is connected with the 16-bit low-power microprocessor module. The reset terminal Reset of the processor module is connected; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip selection terminal CSn of the wireless module are respectively connected to the I/O port of the 16-bit low-power microprocessor module. P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and sending end TX of the serial port debugging module are respectively connected to the serial port sending end TX and receiving end RX of the 16-bit low-power microprocessor module; The clock output terminal CLK of the clock module is connected with the clock input terminal CLK of the 16-bit low power consumption microprocessor module.

As shown in Figure 4, the humidity control node 3 is composed of a battery module, a clock module, an LED indicator module, a serial debugging module, a wireless communication module, a humidifier control module, a reset button and a 16-bit low-power microprocessor module .

The voltage output terminal 3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; The voltage output terminal VCC_3.3 of the 1-bit low-power consumption microprocessor module is connected; the ground terminal GND of the battery module is connected with the ground terminal GND of the 16-bit low-power consumption microprocessor module; the ground terminal GND of the LED indicator module and the wireless communication module The ground terminal GND of the serial port debugging module and the ground terminal GND of the serial port debugging module are respectively connected to the ground terminal GND of the 16-bit low-power microprocessor module; the I/O input terminals Lev1, Lev2, and Lev3 of the LED indicator module are respectively connected to the 16-bit low-power The I/O ports P1.0, P1.1, and P1.2 of the power consumption microprocessor module are connected; the clock output terminal CLK of the clock module is connected with the clock input terminal CLK of the 16-bit low-power consumption microprocessor module; the reset button The reset terminal Reset is connected to the reset terminal Reset of the 16-bit low-power microprocessor module; the digital input terminal SI of the wireless communication module, the clock input terminal SCLK, the digital output terminal SO, and the chip select terminal CSn of the wireless module are respectively connected to the 16-bit low-power The I/O ports P0.0, P0.1, P0.2, and P0.3 of the power consumption microprocessor module are connected; the receiving end RX and the sending end TX of the serial port debugging module are respectively connected with the The serial port sending end TX and receiving end RX are connected; the receiving end RX1 and sending end TX1 of the serial port debugging module are respectively connected to the serial port sending end TX1 and receiving end RX1 of the humidifier control module; the humidification control output end Uout of the humidifier control module is connected to the humidification control module The humidification control input terminal Uout of the humidifier is connected.

As shown in Figure 5, the ventilation control node 2 is composed of a battery module, a clock module, an LED indicator module, a serial debugging module, a wireless communication module, a ventilation drive relay module, a reset button and a 16-bit low-power microprocessor module. .

The voltage output terminal 3V of the battery module is connected to the voltage input terminal VCC_3.3 of the 16-bit low-power microprocessor module; The voltage output terminal VCC_3.3 of the 1-bit low-power consumption microprocessor module is connected; the ground terminal GND of the battery module is connected with the ground terminal GND of the 16-bit low-power consumption microprocessor module; the ground terminal GND of the LED indicator module and the wireless communication module The ground terminal GND of the serial port debugging module and the ground terminal GND of the serial debugging module are respectively connected to the ground terminal GND of the 16-bit low-power microprocessor module; the I/O input terminals High and Low of the LED indicator module are connected to the 16-bit low-power microprocessor module The I/O ports P1.0 and P1.1 of the processor module are connected; the clock output terminal CLK of the clock module is connected to the clock input terminal CLK of the 16-bit low-power microprocessor module; the reset terminal Reset of the reset button is connected to the 16-bit The reset terminal Reset of the low-power microprocessor module is connected; the digital input terminal SI, the clock input terminal SCLK, the digital output terminal SO, and the wireless module chip selection terminal CSn of the wireless communication module are respectively connected to the 16-bit low-power consumption microprocessor module. I/O ports P0.0, P0.1, P0.2, and P0.3 are connected; the receiving end RX and sending end TX of the serial port debugging module are respectively connected to the serial port sending end TX and receiving end of the 16-bit low-power microprocessor module. The receiving end RX2 and the sending end TX2 of the serial port debugging module are respectively connected with the serial port sending end TX2 and the receiving end RX2 of the ventilation drive relay module; the dehumidification control output terminal Uout1 of the ventilation drive relay module is connected with the dehumidification control input of the exhaust fan/dehumidifier Terminal Uout1 is connected.

In terms of software design, the present invention adopts a working mode in which the humidity control unit 1 is the main control unit, and the temperature and humidity sensor detection node 2, the humidity control node 3, and the ventilation control node 5 are regularly polled and monitored by wireless networking, and the control process is as follows: :

1) When using for the first time, the user sets the number and address of the indoor temperature and humidity sensor detection nodes 2, humidity control nodes 3, and ventilation control nodes 5 through the setting keyboard of the humidity control unit 1, and divides the temperature and humidity sensor detection nodes. the address range of the network;

2) The user sets the indoor humidity control range through the setting keyboard of the humidity control unit 1, or adopts the default humidity control range of the control device;

2) After the home indoor humidity control device of the wireless network is powered on, first the humidity control unit [1] performs hardware initialization, and then the humidity control unit 1 is connected to the temperature and humidity sensor detection node 2, humidity control node 3, and ventilation control node 5 through the network , realizing the initialization of the wireless detection network;

2) The humidity control unit 1 sends temperature and humidity collection instructions to each temperature and humidity sensor detection node 2 regularly through the wireless network according to the control program;

3) After the temperature and humidity sensor detection node 2 receives the temperature and humidity collection instructions, it exits the dormant state and collects temperature and humidity data;

4) The temperature and humidity sensor detection node 2 sends the detected temperature and humidity data to the humidity control unit [1] through the wireless network, and enters a dormant state, waiting for new operation instructions;

5) The humidity control unit 1 processes the temperature and humidity data collected by the temperature and humidity sensor detection node 2, and sends humidification instructions to the humidity control node 3 through the wireless network according to the humidity control range of the humidity control unit 1 to control the humidification of the humidifier Volume and ventilation control node 5 sends ventilation or dehumidification commands to control the ventilation volume of the exhaust fan/the dehumidification volume of the dehumidifier, so as to ensure that the indoor humidity is maintained within a more suitable range;

6) When the temperature and humidity sensor detection node 2 is in the dormant state, you can exit the dormant state by setting the key of the keyboard module on the temperature and humidity sensor detection node 2, and display the detected temperature and humidity on the LCD display module of the temperature and humidity sensor detection node 2 value.

Claims (4)

1. based on family room's humidity control device of wireless network, it is characterized in that: comprise Temperature Humidity Sensor detection node (2), humid control node (3) and Ventilation Control node (5); Temperature Humidity Sensor detection node (2), humid control node (3), Ventilation Control node (5) are connected with humidity controlling unit (1) respectively by wireless network; Humid control node (3) is connected with humidifier control module (6) by serial port communication line, and the output of humidifier control module (6) is connected with the input of humidifier (8); Ventilation Control node (5) drives relay module (4) to be connected by serial port communication line with ventilation, ventilates and drives the output of relay module (4) to be connected with the input of dehydrating unit (7); Described humidity controlling unit (1) by power module, clock module, LCD display module, AccessPort module, wireless communication module, Keysheet module is set and 32 low-power microprocessor modules form, wherein

The voltage output end VCC of power module is connected with the voltage input end VCC_3.3 of 32 low-power microprocessor modules; Voltage input end VCC_3.3, the wireless communication module voltage input end VCC_3.3 of LCD display module and the voltage input end VCC_3.3 of AccessPort module are connected with the voltage output end VCC_3.3 of 32 low-power microprocessor modules respectively; The earth terminal GND of power module is connected with the earth terminal GND of 32 low-power microprocessor modules; The earth terminal GND of the earth terminal GND of LCD display module, the earth terminal GND of wireless communication module and AccessPort module is connected with the earth terminal GND of 32 low-power microprocessor modules respectively; Instruction control end RS, Read-write Catrol end R/W, the sheet choosing end CE of LCD display module are connected with P1.5, P1.6, P1.7 port of 32-bit microprocessor module respectively, and the data bus terminal DB [0:7] of LCD display module is connected with the I/O port P2 [0:7] of 32 low-power microprocessor modules; The output terminal of clock CLK of clock module is connected with the input end of clock CLK of 32-bit microprocessor module; Output Key1, Key2, Key3, Key4 of keyboard to set up module are connected with I/O port P1.0, P1.1, P1.2, P1.3 of 32 low-power microprocessor modules respectively, the reset terminal Reset of keyboard to set up module and 32 low-power microprocessor modules reset terminal Reset be connected; Digital input end SI, the input end of clock SCLK of wireless communication module, digital output end SO, wireless module sheet choosing end CSn are connected with I/O port P0.0, P0.1, P0.2, P0.3 of 32 low-power microprocessor modules respectively; Receiving terminal RX, the transmitting terminal TX of AccessPort module are connected with serial ports transmitting terminal TX, the receiving terminal RX of 32 low-power microprocessor modules respectively.

2. the family room's humidity control device based on wireless network according to claim 1, it is characterized in that: described Temperature Humidity Sensor detection node (2) by battery module, clock module, LCD display module, AccessPort module, wireless communication module, Keysheet module, Temperature Humidity Sensor module and 16 low-power microprocessor modules be set form, wherein

The voltage output end 3.3V of battery module is connected with the voltage input end VCC_3.3 of 16 low-power microprocessor modules; The voltage input end VCC_3.3 of voltage input end VCC_3.3, the wireless communication module voltage input end VCC_3.3 of LCD display module and the voltage input end VCC_3.3 of AccessPort module, Temperature Humidity Sensor module is connected with the voltage output end VCC_3.3 of 16 low-power microprocessor modules respectively; The earth terminal GND of battery module is connected with the earth terminal GND of 16 low-power microprocessor modules; The earth terminal GND of the earth terminal GND of LCD display module, the earth terminal GND of wireless communication module and AccessPort module, the earth terminal GND of Temperature Humidity Sensor module are connected with the earth terminal GND of 16 low-power microprocessor modules respectively; Instruction control end RS, Read-write Catrol end R/W, the sheet choosing end CE of LCD display module are connected with P1.5, P1.6, P1.7 port of 16 low-power microprocessor modules respectively, and the data bus terminal DB [0:7] of LCD display module is connected with the I/O port P2 [0:7] of 16 low-power microprocessor modules; Serial data interface end DATA, the serial clock input SCK of Temperature Humidity Sensor module are connected with I/O port P0.6, P0.7 of 16 low-power microprocessor modules respectively; Output Key1, Key2, Key3, Key4 of keyboard to set up module are connected with I/O port P1.0, P1.1, P1.2, P1.3 of 16 low-power microprocessor modules respectively, and the reset terminal Reset of keyboard to set up module is connected with the reset terminal Reset of 16 low-power microprocessor modules; Digital input end SI, the input end of clock SCLK of wireless communication module, digital output end SO, wireless module sheet choosing end CSn are connected with I/O port P0.0, P0.1, P0.2, P0.3 of 16 low-power microprocessor modules respectively; Receiving terminal RX, the transmitting terminal TX of AccessPort module are connected with serial ports transmitting terminal TX, the receiving terminal RX of 16 low-power microprocessor modules respectively; The output terminal of clock CLK of clock module is connected with the input end of clock CLK of 16 low-power microprocessor modules.

3. the family room's humidity control device based on wireless network according to claim 1, it is characterized in that: described humid control node (3) is made up of battery module, clock module, LED indicating module, AccessPort module, wireless communication module, humidifier control module, reset key and 16 low-power microprocessor modules, wherein

The voltage output end 3.3V of battery module is connected with the voltage input end VCC_3.3 of 16 low-power microprocessor modules; The voltage input end VCC_3.3 of wireless communication module voltage input end VCC_3.3 and AccessPort module is connected with the voltage output end VCC_3.3 of 16 low-power microprocessor modules respectively; The earth terminal GND of battery module is connected with the earth terminal GND of 16 low-power microprocessor modules; The earth terminal GND of the earth terminal GND of LED indicating module, the earth terminal GND of wireless communication module and AccessPort module is connected with the earth terminal GND of 16 low-power microprocessor modules respectively; I/O input Lev1, Lev2, Lev3 of LED indicating module are connected with I/O port P1.0, P1.1, P1.2 of 16 low-power microprocessor modules respectively; The output terminal of clock CLK of clock module is connected with the input end of clock CLK of 16 low-power microprocessor modules; The reset terminal Reset of reset key is connected with the reset terminal Reset of 16 low-power microprocessor modules; Digital input end SI, the input end of clock SCLK of wireless communication module, digital output end SO, wireless module sheet choosing end CSn are connected with I/O port P0.0, P0.1, P0.2, P0.3 of 16 low-power microprocessor modules respectively; Receiving terminal RX, the transmitting terminal TX of AccessPort module are connected with serial ports transmitting terminal TX, the receiving terminal RX of 16 low-power microprocessor modules respectively; Receiving terminal RX1, the transmitting terminal TX1 of AccessPort module are connected with serial ports transmitting terminal TX1, the receiving terminal RX1 of humidifier control module respectively; The humidification control output end Uout of humidifier control module is connected with the humidification control input end Uout of humidifier.

4. the family room's humidity control device based on wireless network according to claim 1, it is characterized in that: described Ventilation Control node (5) drives relay module, reset key and 16 low-power microprocessor modules to form by battery module, clock module, LED indicating module, AccessPort module, wireless communication module, ventilation, wherein

The voltage output end 3.3V of battery module is connected with the voltage input end VCC_3.3 of 16 low-power microprocessor modules; The voltage input end VCC_3.3 of wireless communication module voltage input end VCC_3.3 and AccessPort module is connected with the voltage output end VCC_3.3 of 16 low-power microprocessor modules respectively; The earth terminal GND of battery module is connected with the earth terminal GND of 16 low-power microprocessor modules; The earth terminal GND of the earth terminal GND of LED indicating module, the earth terminal GND of wireless communication module and AccessPort module is connected with the earth terminal GND of 16 low-power microprocessor modules respectively; I/O input High, Low of LED indicating module are connected with I/O port P1.0, P1.1 of 16 low-power microprocessor modules respectively; The output terminal of clock CLK of clock module is connected with the input end of clock CLK of 16 low-power microprocessor modules; The reset terminal Reset of reset key is connected with the reset terminal Reset of 16 low-power microprocessor modules; Digital input end SI, the input end of clock SCLK of wireless communication module, digital output end SO, wireless module sheet choosing end CSn are connected with I/O port P0.0, P0.1, P0.2, P0.3 of 16 low-power microprocessor modules respectively; Receiving terminal RX, the transmitting terminal TX of AccessPort module are connected with serial ports transmitting terminal TX, the receiving terminal RX of 16 low-power microprocessor modules respectively; Receiving terminal RX2, the transmitting terminal TX2 of AccessPort module drive relay module serial ports transmitting terminal TX2 with ventilation respectively, receiving terminal RX2 is connected; Ventilate and drive the Dehumidification controlling output Uout1 of relay module to be connected with the Dehumidification controlling input Uout1 of ventilating fan/dehumidifier.