CN110262276B - Smart home system based on Raspberry Pi and its control method - Google Patents

Abstract

A smart home system based on Raspberry Pi and its control method. The home system includes an indicator light module, a voice module, an indoor environment collection module, a security monitoring module, a home terminal, a sound module, a user terminal, the cloud, a ZigBee coordinator and a Raspberry Pi group. The indicator light module, voice module, security monitoring module, audio module, user terminal, cloud and ZigBee coordinator are all connected to the Raspberry Pi; the ZigBee coordinator is connected to the indoor environment collection module and home terminal. The working mode of the system is controlled by detecting the network status and user login status. During remote control, email and WeChat are used to ensure the accuracy of users logging into the system. The Raspberry Pi and ZigBee coordinator jointly realize intelligent control and user interaction of the home system. The invention realizes real-time monitoring of the home system, improves the privacy, compatibility and stability of the system, ensures the user's home safety, reduces the cost of the system, and has good market prospects.

Description

Smart home system based on Raspberry Pi and its control method

Technical field

The present invention relates to the field of smart home control, and in particular to a Raspberry Pi-based smart home system and a control method thereof.

Background technique

With the progress of society and the rapid development of smart products, more and more smart products are being used in the home areas of people's lives, enabling people to remotely control household appliances and monitor home security. However, existing smart home controls generally have the following problems: (1) lack of standardized and unified industry standards, systems developed by different manufacturers are incompatible, user selection is limited, and use costs are high; (2) smart home products are The operating methods during installation, debugging and use are too complicated, especially for a comprehensive system with full functions, which makes it more difficult for users to use, especially for older family members; (3) When the system is remotely controlled, There are greater risks to the privacy of family members and the security and reliability of equipment; (4) The system stability of most products on the market depends on the stability of the network. When the network is interrupted, the system will be paralyzed.

Therefore, how to achieve compatibility, user-friendly operation, good privacy and stable performance of smart home products is an urgent need to solve.

Contents of the invention

The purpose of the present invention is to overcome the above-mentioned shortcomings of the prior art and provide a Raspberry Pi-based smart home system and a control method. The smart home system can perform three modes: offline voice control, online voice control and remote control according to the network status. Switching, remote control of the system is carried out through double verification of email and WeChat. The Raspberry Pi is connected to the user terminal and ZigBee coordinator through the network and USB port respectively. The ZigBee coordinator communicates with and controls the home terminal, improving the smart home System privacy, compatibility and stability.

The technical solution of the present invention is: a smart home system based on Raspberry Pi, including an indicator light module, a voice module, an indoor environment collection module, a security monitoring module, a home terminal, an audio module, a user terminal, a cloud, a ZigBee coordinator and a Raspberry Pi group.

The indicator light module is composed of multiple colored lights and is used to indicate the control mode of the system.

The voice module consists of a microphone array and is used to collect the user's voice data.

The indoor environment acquisition module includes a gas sensor and a temperature and humidity sensor, and is used to collect combustible gas parameters and temperature and humidity parameters in the home environment.

The security monitoring module includes a human body sensor and a camera, which are respectively used to sense and take photos of the human body entering the home environment.

The home terminals include electric lights, heaters, exhaust fans and air conditioners.

The audio module includes a speaker, which is used to broadcast voice prompts for user operation steps and play related Internet resources obtained by the Raspberry Pi according to user instructions.

The user terminal includes a mobile phone, computer or IPAD installed with WeChat and email software, and is used to log in to the system and issue control instructions through the installed WeChat and email software.

The cloud includes Baidu speech recognition and Internet resources.

The ZigBee coordinator is connected to the Raspberry Pi through the USB port. The ZigBee coordinator is connected to the indoor environment collection module and the home terminal through the ZigBee ad hoc wireless network, and is used to store the environmental parameters collected by the indoor environment collection module for the Raspberry Pi to call. , receive control instructions sent by Raspberry Pi and send control instructions to home terminals.

The indicator light module, voice module, security monitoring module, audio module, user terminal and cloud are all connected to the Raspberry Pi; the indicator light module, voice module and security monitoring module are respectively connected to the Raspberry Pi through wires, and the audio module passes The audio data cable is connected to the Raspberry Pi, and both the user terminal and the cloud are connected to the Raspberry Pi through the network.

The control method of the smart home system based on Raspberry Pi includes the following steps:

A. User initialization settings: Users train snowboy wake-up keywords and command sets to control home terminal status according to their own preferences; and pre-store a family member list library with all family members’ email numbers and create a WeChat account containing all family members’ WeChat accounts. The group name is "Smart Home Family Group" on WeChat.

B. The Raspberry Pi checks whether its network connection is normal.

C. If the network connection is not normal, the system enters the offline voice control mode, and all the lights of the control indicator module turn pink; the voice module receives the user's voice, and the Raspberry Pi calls snowboy that has been trained by the user in advance. When the user's voice When there is a wake-up keyword in the system, it wakes up the system, and then determines whether there are instructions in the user's pre-trained instruction set in the user's voice. If so, Snowboy starts the corresponding control program, and the status of the Raspberry Pi home terminal is controlled.

D. If the network connection is normal, the Raspberry Pi starts the mailbox detection thread: detects whether the instruction email is received. If the instruction email is received, it further determines whether the sender is in the pre-stored family member list and whether the subject is "Log in to the system" ", if the sender is in the family member list and the subject of the email is "Login to the system", the system enters the remote control mode: close the mailbox detection thread, control all the lights of the indicator module to turn yellow, and send the second message to log in to the system. The QR code is sent to the user's mailbox. The user scans the QR code to log in to the system through WeChat. Family members in the pre-established WeChat group called "Smart Home Family Group" send voice or text messages in the WeChat group to control the system.

The user exits the remote control mode by sending a voice or text message containing "Exit" in the "Smart Home Family Group" WeChat group and restarts the mailbox detection thread.

E. If the network connection is normal and the Raspberry Pi does not receive the command email, the sender of the received command email is not in the family member list, or the subject of the email is not "Log in to the system", the system will enter the online voice control mode: control instructions All lights of the light module turn green, and the voice module receives the user's voice. The Raspberry Pi calls the Baidu voice recognition in the cloud to recognize the user's voice, and sends the recognized instructions to control the home terminal status to the ZigBee coordinator. Control the status of the home terminal; if there are no control instructions for the home terminal in the user's voice, the Raspberry Pi calls cloud Internet resources to interact with the user according to the user's needs, and plays the interaction results through the audio module.

Among them, in step D, the control of the system in the user remote control mode includes status control and information acquisition of the security monitoring module, acquisition of indoor environment collection module information, control of home terminal status, and user terminal display of the acquired information. Specifically, For: Raspberry Pi calls Baidu speech recognition to identify voice or text messages sent by family members in the "smart home family group", and obtains or controls the security monitoring module, indoor environment collection module and home terminal according to the instructions in the voice or text message. status, and display the obtained status to the "Smart Home Family Group" WeChat group on the user terminal.

A further technical solution of the present invention is: a smart home system based on Raspberry Pi, which also includes a critical rescue module. The critical rescue module includes SIM800C and a capacitive touch button pen. The SIM800C and capacitive touch button pen work with the ZigBee coordinator through the ZigBee self-organizing wireless network. connect.

The control method of this smart home system based on Raspberry Pi includes the following steps:

A. User initialization settings: Users train snowboy wake-up keywords, command sets to control home terminal status and help commands to trigger SIM800C according to their own preferences; and pre-store a family member list library with all family member email numbers and create it on WeChat A WeChat group containing the WeChat IDs of all family members with the group name "Smart Home Family Group" and pre-stored phone numbers of family members in case of emergencies;

B. The Raspberry Pi checks whether its network connection is normal;

C. If the network connection is not normal, the system enters the offline voice control mode, and all the lights of the control indicator module turn pink; the voice module receives the user's voice, and the Raspberry Pi calls snowboy that has been trained by the user in advance. When the user's voice Wake up the system when there is a wake-up keyword in the voice, and then determine whether there are instructions in the user's voice that have been pre-trained by the user to control the state of the home terminal. If so, the snowboy starts the control program and controls the state of the home terminal by the Raspberry Pi; And determine whether there is a help command that triggers SIM800C that has been trained by the user in advance. If there is a help command that triggers SIM800C, the Raspberry Pi controls the ZigBee coordinator to trigger SIM800C to dial the pre-stored phone number of the family member;

D. If the network connection is normal, the Raspberry Pi starts the mailbox detection thread: detects whether the instruction email is received. If the instruction email is received, it further determines whether the sender is in the pre-stored family member list and whether the subject is "Log in to the system" ", if the sender is in the family member list and the subject of the email is "Login to the system", the system enters the remote control mode: close the mailbox detection thread, control all the lights of the indicator module to turn yellow, and send the second message to log in to the system. The QR code is sent to the user's mailbox. The user scans the QR code to log in to the system through WeChat. Family members in the pre-established WeChat group called "Smart Home Family Group" send voice or text messages in the WeChat group to control the system;

The user exits the remote control mode by sending a voice or text message containing "Exit" in the "Smart Home Family Group" WeChat group and restarts the mailbox detection thread;

E. If the network connection is normal and the Raspberry Pi does not receive the command email, the sender of the received command email is not in the family member list, or the subject of the email is not "Log in to the system", the system will enter the online voice control mode: control instructions All lights of the light module turn green, and the voice module receives the user's voice. The Raspberry Pi calls the Baidu voice recognition in the cloud to recognize the user's voice, and sends the recognized instructions to control the home terminal status to the ZigBee coordinator. Control the status of the home terminal, or send the recognized help command that triggers SIM800C to the ZigBee coordinator to trigger SIM800C to call the pre-stored family member's phone number; if there is no control command of the home terminal and the help command that triggers SIM800C in the user's voice, The Raspberry Pi calls cloud Internet resources to interact with the user according to the user's needs, and plays the interaction results through the audio module.

Among them, from step C to step E, if the ZigBee coordinator receives the button information sent by the capacitive touch button pen, it triggers SIM800C to dial the preset phone number of the family member.

Compared with the prior art, the present invention has the following characteristics:

1. The present invention realizes the switching of offline voice control mode, online voice control mode and remote control mode. The Raspberry Pi communicates with the indoor environment collection module, home terminal and emergency rescue module through ZigBee unicast communication mode, which has low cost and power. It has the characteristics of low power consumption, and allows users to still control home terminals through voice when the network is abnormal, reducing the home system's dependence on the network.

2. The present invention uses WeChat, which currently has the largest number of APP users, and mailbox to achieve remote control. It has the characteristics of simple operation and good compatibility, greatly reducing the cost of smart home promotion, and when logging in to the system, by setting the home The member list library and WeChat smart home group perform double verification on users of the control system, which improves the security of the home system and makes it less likely to be controlled by non-family members; it also ensures that the home system will not be compromised when users use WeChat and email on a daily basis. Triggered by mistake.

3. The present invention uses the Raspberry Pi to call the cloud for Baidu speech recognition and acquisition of Internet resources, which enhances the scope of application and usage functions of the home system, and improves the entertainment of the system through the interaction between the user and the home system.

4. The emergency rescue module provided by the present invention can enable the elderly or children to trigger and call family members through voice or capacitive buttons when a critical situation occurs, thus double ensuring the safety of the elderly or children in critical situations.

The detailed structure of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Figure 1 is a schematic structural diagram of a smart home system according to Embodiment 1 of the present invention;

Figure 2 is a flow chart of a smart home system control method according to Embodiment 1 of the present invention;

Figure 3 is a schematic structural diagram of a smart home system according to Embodiment 2 of the present invention.

Detailed ways

Embodiment 1, as shown in Figure 1-2, a smart home system based on Raspberry Pi includes indicator light module 1, voice module 2, indoor environment collection module 3, security monitoring module 4, home terminal 5, audio module 6, User terminal 7, cloud 8, ZigBee coordinator 9 and Raspberry Pi 10.

The indicator light module 1 is composed of 12 colored lights, which are used to indicate the control mode of the system. The model of the colored lights is APA102.

The voice module 2 is composed of a microphone array and is used to collect the user's voice data. The model of the microphone is a MEMS silicon microphone.

The indoor environment collection module 3 includes a gas sensor and a temperature and humidity sensor, which is used to collect combustible gas parameters and temperature and humidity parameters in the home environment and send the collected environmental parameters to the ZigBee coordinator 9. The gas sensor is MQ- 2 smoke sensor, temperature and humidity sensor is DHT11 temperature and humidity sensor.

The security monitoring module 4 includes a human body sensor and a camera, which are used to sense the human body entering the home environment and take photos, and send the captured photos to the Raspberry Pi 10; or receive instructions sent by the Raspberry Pi 10 to monitor the human body. The status of the sensor and camera are controlled. The models of the human body sensor and camera are HC-SR501 human body induction sensor and PiCamera respectively.

The home terminal 5 includes lights, heaters, exhaust fans and air conditioners, and may also include more household appliances according to actual needs, such as televisions, water heaters, etc. Users can turn on or off lights based on light intensity, turn on or off heaters based on indoor temperature parameters, turn on or off exhaust fans based on indoor combustible gas concentration, turn on or off water heaters in advance based on hot water usage time, etc. The home terminal 5 communicates with the ZigBee coordinator 9 through unicast networking.

The audio module 6 includes a speaker, which is used to broadcast voice prompts for user operation steps and play relevant Internet resources obtained by the Raspberry Pi 10 according to user instructions.

The user terminal 7 includes a mobile phone, computer or IPAD installed with WeChat and email software, and is used to log in to the system and issue control instructions through the installed WeChat and email software.

The cloud 8 includes Baidu speech recognition and Internet resources, and is connected to the Raspberry Pi 10 through the network.

The ZigBee coordinator 9 is connected to the Raspberry Pi 10 through a USB port, and the ZigBee coordinator 9 is connected to the indoor environment acquisition module 3 and the home terminal 5 through a ZigBee ad hoc wireless network. The ZigBee coordinator 9 is used to store the environmental parameters collected by the indoor environment collection module 3 for calling by the Raspberry Pi 10 , receive control instructions sent by the Raspberry Pi 10 , and send control instructions to the home terminal 5 .

The indicator light module 1, voice module 2, security monitoring module 4, audio module 6, user terminal 7 and cloud 8 are all connected to the Raspberry Pi 10. Among them, the indicator module 1, the voice module 2, and the security monitoring module 4 are connected to the Raspberry Pi 10 through wires respectively. The audio module 6 is connected to the Raspberry Pi 10 through an audio data cable. The user terminal 7 and the cloud 8 are both connected to the Raspberry Pi through the network. Send 10 connections.

The Raspberry Pi 10 controls the control mode of the system and the working status of the indicator light module 1 according to its current network status and the information of the user terminal 7, and receives the voice control information sent by the voice module 1 and the security monitoring module 4 respectively. monitoring information, the user's login information and voice control information sent by the user terminal 7, the voice recognition information and Internet content of the cloud 8, and the parameter information stored by the ZigBee coordinator 9.

The Raspberry Pi 10 sends the user's voice control information to the cloud 8 to identify the control instructions. According to the control instructions, the Internet content obtained from the cloud 8 is played through the audio module 6 or the recognized control instructions are sent to the ZigBee coordinator 9 or security monitoring Module 4 and user terminal 7, and control or display parameters of home terminal 5, security monitoring module 4 and user terminal 7.

The control method of the Raspberry Pi-based smart home system in the first embodiment includes the following steps:

A. User initialization settings: Users train snowboy wake-up keywords and command sets to control the 5 states of home terminals according to their own preferences. For example, "Javrs" is used as the wake-up keyword. When the user's speech to the microphone array of the voice module 2 contains "Javrs", the system is woken up and the training includes but is not limited to turning on the light, turning off the light, turning on the heater, and turning off the system. A set of instructions for controlling the state of home terminal 5 such as heaters. Pre-store a family member list library with the email addresses of all family members and establish a WeChat group on WeChat containing the WeChat IDs of all family members and with the group name "Smart Home Family Group".

B. Raspberry Pi 10 checks whether its network connection is normal;

C. If the network connection is not normal, the system enters the offline voice control mode. The 12 colored lights of the control indicator module 1 turn pink. The voice module 2 receives the user's voice. The Raspberry Pi 10 calls the snowboy that has been trained by the user in advance. When there is a wake-up keyword in the user's voice, the system is awakened, and then it is judged whether there are instructions in the user's pre-trained instruction set in the user's voice. If so, Snowboy starts the corresponding control program, and the Raspberry Pi 10 controls the home terminal 5 status to control.

D. If the network connection is normal, Raspberry Pi 10 starts the mailbox detection thread: calls the poplib library to detect whether the instruction email is received. If the instruction email is received, it further determines whether the sender is in the pre-stored family member list library and whether the subject is is "Login System". If the sender is in the family member list and the subject of the email is "Login System", the system enters remote control mode: close the mailbox detection thread and control the 12 colored lights of indicator module 1 to turn yellow. , call the smtplib library to send the QR code to log in to the system to the user's mailbox. The user scans the QR code to log in to the system through WeChat. Family members in the pre-established WeChat group named "Smart Home Family Group" send voice messages in the WeChat group. or text messages to control the system.

The control of the system in the user remote control mode includes status control and information acquisition of the security monitoring module 4, acquisition of information from the indoor environment collection module 3, control of the status of the home terminal 5, and display of the acquired information on the user terminal 7. Specifically: Raspberry Pi 10 calls the itchat library to identify voice or text messages sent by family members in the "smart home family group", and obtains or controls the security monitoring module 4 and indoor environment collection module 3 according to the instructions in the voice or text messages. and the status of the home terminal 5, and display the obtained status to the "Smart Home Family Group" WeChat group of the user terminal 7.

For example, when the user's message contains "take a photo", the Raspberry Pi 10 sends an instruction to the camera of the security monitoring module 4, controls the camera to take a photo, and sends the taken photo to the "smart home" of the user terminal 7 Displayed in the WeChat group "Family Group". When there is "start monitoring" in the user's message, if the human body sensor of the security monitoring module 4 senses that someone or an object is passing by, the sensor signal will be sent to the Raspberry Pi 10, and the Raspberry Pi 10 will control the camera to take photos, and The taken photos are sent to the "Smart Home Family Group" WeChat group of the user terminal 7 for display. The user can also stop the Raspberry Pi 10 from recognizing the human body sensor signal by sending a text or voice message with "Turn off monitoring". At this time, if someone or an object passes the human body sensor, the camera will not take pictures.

When there is a "temperature, humidity" or "gas" instruction in the user's message, the Raspberry Pi 10 calls the indoor environment acquisition module 3 to send the temperature, humidity or gas parameters to the ZigBee coordinator 9, and sends the temperature, humidity or gas parameters to the ZigBee coordinator 9. Displayed to the WeChat group of the "Smart Home Family Group" of the user terminal 7; the user issues an instruction whether to start the home terminal 5 based on the collected parameters. When the indoor temperature is low, the user issues an instruction to "turn on the heater", and the tree The Raspberry Pi 10 sends the command to the ZigBee coordinator 9, and the ZigBee coordinator 9 sends the command to the heater of the home terminal 5 to control the heater to start working to increase the indoor temperature.

The user exits the remote control mode by sending a voice or text message containing "Exit" in the "Smart Home Family Group" WeChat group and restarts the mailbox detection thread.

E. If the network connection is normal and the Raspberry Pi 10 does not receive the command email, the sender of the received command email is not in the family member list, or the subject of the email is not "Log in to the system", the system will enter the online voice control mode: The 12 colored lights of the control indicator module 1 are green, the voice module 2 receives the user's voice, and the Raspberry Pi 10 calls the Baidu voice recognition of the cloud 8 to recognize the user's voice, and controls the recognized status of the home terminal 5 The instructions are sent to the ZigBee coordinator 9 to control the state of the home terminal 5. If there are no control instructions from the home terminal 5 in the user's voice, the Raspberry Pi 10 calls the Internet resources of the cloud 8 to interact with the user according to the user's needs, and plays the interaction results through the audio module 6 . For example, if the user's voice contains "song" or "joke", the system calls the cloud 8 to search for content containing "song" or "joke", plays the found content through the audio module 6, and restarts the mailbox. Detect threads.

Embodiment 2, as shown in Figure 3, the difference between Embodiment 2 and Embodiment 1 is that the smart home system based on Raspberry Pi also includes a critical aid module 11. The critical aid module includes SIM800C and a capacitive touch button pen. SIM800C and capacitive touch button pen are connected with ZigBee coordinator 9 through ZigBee ad hoc wireless network.

The difference between the control method of the Raspberry Pi-based smart home system described in Embodiment 2 and Embodiment 1 is that: in step A, the user initialization settings also include the user's help instructions to trigger SIM800C training according to his own preferences and pre-stored accidents. Telephone calls for family members in case of emergencies.

When an emergency occurs when an elderly person or child is alone at home, if their location is within the recognition range of the voice module 2, the Raspberry Pi 10 will call the snowboy or Baidu speech recognition that has been trained by the user in advance to determine the voice of the elderly or child. When there is a help command that triggers SIM800C, the command to control SIM800C is sent to the ZigBee coordinator 9, and the ZigBee coordinator 9 triggers SIM800C to dial the preset phone number of the family member. If their location is outside the recognition range of the voice module 2, the elderly or children can send the button information to the ZigBee coordinator 9 by pressing the button on the capacitive touch button pen they carry with them, and the button information will be triggered by the ZigBee coordinator 9. SIM800C dials pre-set family phone numbers to ensure the safety of the elderly or children when they are alone at home.

Claims (4)

1. The control method of the intelligent home system based on the raspberry pie comprises an indicator light module, a voice module, an indoor environment acquisition module, a security monitoring module, a home terminal, a sound module, a user terminal, a cloud, a ZigBee coordinator and the raspberry pie;

the indicator light module consists of a plurality of colored lights and is used for indicating the control mode of the system;

the voice module consists of a microphone array and is used for collecting voice data of a user;

the indoor environment acquisition module comprises a gas sensor and a temperature and humidity sensor and is used for acquiring combustible gas parameters and temperature and humidity parameters in a household environment;

the security monitoring module comprises a human body sensor and a camera, and is used for sensing and taking pictures of human bodies entering home environments;

the household terminal comprises an electric lamp, a heater, an exhaust fan and an air conditioner;

the sound module comprises a sound box;

the user terminal comprises a mobile phone, a computer or an IPAD provided with WeChat and mailbox software and is used for logging in a system and sending out control instructions through the installed WeChat and mailbox software;

the cloud comprises hundred-degree voice recognition and internet resources;

the ZigBee coordinator is connected with the raspberry group through a USB port, is respectively connected with the indoor environment acquisition module and the home terminal through a ZigBee self-organizing wireless network, and is used for storing the environment parameters acquired by the indoor environment acquisition module for the raspberry group to call, receiving the control instruction sent by the raspberry group and sending the control instruction to the home terminal;

the indicator lamp module, the voice module, the security monitoring module, the sound module, the user terminal and the cloud are all connected with the raspberry group; the indicator light module, the voice module and the security monitoring module are respectively connected with the raspberry pie through wires, the sound module is connected with the raspberry pie through an audio data wire, and the user terminal and the cloud are connected with the raspberry pie through a network;

the method is characterized by comprising the following steps of:

a, user initialization setting: the user trains the swboy awakening keywords and the instruction set for controlling the state of the home terminal according to the preference of the user; a family member list library with the mail box numbers of all family members is stored in advance, and a micro letter group which comprises all family member micro signals and is named as an intelligent household group is established on the micro letter;

b, detecting whether the network connection of the raspberry group is normal or not;

if the network connection is abnormal, the system enters an off-line voice control mode to control all color lamps of the indicator lamp module to be pink; the voice module receives voice sent by a user, the raspberry group calls a swboy trained by the user in advance, wakes up the system when wake-up keywords exist in the voice of the user, then judges whether instructions in an instruction set trained by the user in advance exist in the voice of the user, if so, the swboy starts a control program, and the raspberry group controls the state of the home terminal according to the instructions;

d, if the network connection is normal, starting a mailbox detection thread by the raspberry group: detecting whether an instruction mail is received, if the instruction mail is received, further judging whether the sender is in a pre-stored family member list library and whether the theme is a login system, and if the sender is in the family member list library and the mail theme is the login system, entering a remote control mode by the system: closing a mailbox detection thread, controlling all color lamps of an indicator lamp module to be yellow, sending a two-dimensional code which logs in a system to a user mailbox, scanning the two-dimensional code by a user through a WeChat to log in the system, and sending voice or text messages in the WeChat by family members in a pre-established WeChat group named as an intelligent home group, so as to control the system;

the user exits the remote control mode by sending voice or text information containing 'exit' in the 'intelligent home group' micro-message group, and restarting the mailbox detection thread;

E. if the network connection is normal, the raspberry group does not receive the instruction mail, the sender of the received instruction mail is not in the family member list library or the mail subject is not a 'log-in system', the system enters an online voice control mode: all color lamps of the control indication lamp module are green, the voice module receives voice sent by a user, the raspberry group identifies the voice of the user by using hundred-degree voice identification of the cloud, and an identified instruction for controlling the state of the home terminal is sent to the ZigBee coordinator so as to control the state of the home terminal; if the control instruction of the home terminal does not exist in the voice of the user, the raspberry group calls cloud internet resources to interact with the user according to the requirement of the user, and the interaction result is played through the sound module.

2. The control method of the intelligent home system based on raspberry group as set forth in claim 1, wherein: the intelligent home system based on the raspberry group further comprises a critical rescue module, wherein the critical rescue module comprises a SIM800C and a capacitive touch button pen, and the SIM800C and the capacitive touch button pen are connected with the ZigBee coordinator through a ZigBee self-organizing wireless network.

3. The control method of the intelligent home system based on raspberry group as set forth in claim 1, wherein: in step D, the control of the system in the user remote control mode includes the status control of the security monitoring module, the information acquisition of the indoor environment acquisition module, the control of the home terminal status and the user terminal display of the acquired information, specifically: the raspberry group uses hundred-degree voice recognition to recognize voice or text messages sent by family members in the intelligent household family group, acquires or controls the states of the security monitoring module, the indoor environment acquisition module and the household terminal according to instructions in the voice or text messages, and displays the acquired states into the intelligent household family group micro-letter group of the user terminal.

4. The control method of the intelligent home system based on raspberry group as set forth in claim 2, wherein: in step C to step E, if the ZigBee coordinator receives the button information sent by the capacitive touch button pen, the SIM800C is triggered to dial a preset call of the family member.