CN104820650A - USB bridge for intelligent home, USB control system and method - Google Patents
USB bridge for intelligent home, USB control system and method Download PDFInfo
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Abstract
The invention discloses a USB bridge for an intelligent home, a USB control system and method. The USB bridge is connected with an upper computer so as to be used as a control host of the intelligent home, the intelligent home adopts a Z-Wave network to communicate, the USB bridge comprises a Z-Wave communication unit, a power source management unit, a first USB interface unit, a storage unit and a low-voltage detection unit; the Z-Wave communication unit of the USB bridge comprises a Z-Wave chip U2 in the model of SD3402, the Z-Wave communication unit is used for merging the control host into the Z-Wave network; the first USB interface unit is used for providing a communication interface between the Z-Wave communication unit and the upper computer. The USB bridge disclosed by the invention is low in cost, good in compatibility, and flexible and convenient for application.
Description
Technical field
The invention belongs to wireless control technology field, specifically refer to a kind of USB bridge for Smart Home, USB control system and method.
Background technology
Smart Home take house as platform, utilize comprehensive wiring technology, the network communications technology, security precautions technology, automatic control technology, audio frequency and video technology by integrated for facility relevant for life staying idle at home, build the management system of efficient housing facilities and family's schedule affairs, promote house security, convenience, comfortableness, artistry, and realize the living environment of environmental protection and energy saving.
Smart Home generally comprises front-end equipment and gateway, the data that wherein gateway is used for being sampled by front-end equipment are converted to the data of applicable procotol transmission, and by network communication module as tcp/ip communication module is sent to Internet of Things or intelligent electronic device as smart mobile phone, panel computer etc., also the control signal from Internet of Things or intelligent electronic device can be sent to corresponding front-end equipment by WIFI, perform correlation function to make front-end equipment.As can be seen here, existing Smart Home must configure specific gateway, and poor compatibility, cost are higher, and volume is comparatively large, is unfavorable for that intelligent domestic system is applied to average family.
And at present Z_Wave technology relies on its cost low, low in energy consumption, safe and reliable etc. to be suitable for the advantage of network short-distance wireless communication, be widely used in intelligent home control system.But do not have yet in prior art and a kind ofly can realize by existing intelligent electronic device and internet that the cost of sampling or controls Z_Wave front-end equipment is low, compatibility is good, the intelligent home control system of applying flexible.
Summary of the invention
Still need that specific cost is high for prior art, the gateway of poor compatibility could sample from equipment to the Z_Wave of front end or control, object of the present invention aims to provide a kind of USB bridge for Smart Home, and its cost is low, compatibility is good, applying flexible is convenient.For achieving the above object, the present invention adopts following technical scheme:
A kind of USB bridge for Smart Home, the main control system being used as Smart Home is connected with host computer, described Smart Home adopts Z_Wave network service, and described USB bridge comprises Z_Wave communication unit, Power Management Unit, the first usb interface unit, storage unit and low voltage test unit; The Z_Wave communication unit of described USB bridge comprises the Z_Wave chip U2 that model is SD3402, and described Z_Wave communication unit is used for described main control system to be incorporated to described Z_Wave network; Described first usb interface unit is used for for providing communication interface between described Z_Wave communication unit and host computer; Described Power Management Unit is used for the input power accessed according to described first usb interface unit, is the operating voltage of described first usb interface unit, storage unit, Z_Wave communication unit and low voltage test unit stable output; Whether described low voltage test unit is normal for the output voltage values detecting described Power Management Unit; Described storage unit stores for the data of described Z_Wave communication unit.
The present invention also provides a kind of USB control system for Smart Home, and it comprises the USB bridge for Smart Home described above, also comprises lamp dimmer and host computer; Described host computer comprises secondary USB interface unit, signal processing unit and host computer application interface; Described lamp dimmer comprises Z_Wave communication unit, is connected with several light fixtures; The host computer application interface of described host computer is used for providing human-computer interaction interface for described USB control system, and the control signal of input is sent to described signal processing unit; The signal processing unit of described host computer for the treatment of the control signal received, and sends to described USB bridge by processing the control signal obtained through described secondary USB interface; Described USB bridge receives the control signal of host computer transmission by the first usb interface unit, and send Z_Wave communication unit to, and Z_Wave communication unit is used for the control signal received to carry out data layout process, and sent to the Z_Wave communication unit of lamp dimmer by Z_Wave network; The Z_Wave communication unit of described lamp dimmer is used for receiving and resolving control signal, and controls switch or the brightness regulation of described light fixture.
More preferably, described host computer also comprises WIFI communication unit, and described USB control system also comprises can carry out with host computer the smart mobile phone that WIFI communicates; Described smart mobile phone is used for providing human-computer interaction interface for described USB control system, and for the control signal of input is sent to described host computer by WIFI; Described host computer is used for by described WIFI communication unit reception control signal; The control signal that the WIFI communication unit of described host computer sends for receiving described smart mobile phone, and send described signal processing unit to.
More preferably, described USB control system also comprises signal amplifier, and described signal amplifier is located between USB bridge and lamp dimmer, for amplifying the signal transmission between USB bridge and lamp dimmer.
The present invention also provides a kind of USB control method for Smart Home, comprises the following steps:
In the host computer interface of host computer, the order of input signal light control;
The signal processing unit of host computer obtains the signal light control order in host computer interface input, and data processing is carried out to this signal light control order, then by the secondary USB interface unit of host computer and the first usb interface unit of USB bridge, the signal light control order after process is sent to the Z_Wave communication unit of USB bridge;
Z_Wave communication unit carries out data processing to the signal light control order received, and is packaged as the data layout being suitable for Z_Wave network service, sends to lamp dimmer by Z_Wave network;
The Z_Wave communication unit of lamp dimmer by the order of Z_Wave network reception signal light control, and is resolved and performs this signal light control order, controls on off state or the lamplight brightness of the light fixture be connected with lamp dimmer.
Compared with prior art, beneficial effect of the present invention is: USB bridge is connected to the host computer with USB interface neatly by USB interface, namely can be used as Z_Wave network-based control main frame; And apply in the USB control system of this USB bridge, smart mobile phone is also connected with host computer by WIFI, indirectly controls lamp dimmer flexibly by host computer.And cost of the present invention is low, compatibility is good, applying flexible is convenient, is easy to intelligent home control system popularization and application to average family.
Accompanying drawing explanation
Fig. 1 is the system chart of the USB control system comprising USB bridge;
Fig. 2 is the circuit theory diagrams of the Z_Wave communication unit of USB bridge;
Fig. 3 is the circuit theory diagrams of the Power Management Unit of USB bridge;
Fig. 4 is the circuit theory diagrams of the first usb interface unit of USB bridge;
Fig. 5 is the circuit theory diagrams of the storage unit of USB bridge;
Fig. 6 is the circuit theory diagrams of the low voltage test unit of USB bridge;
Fig. 7 is the structured flowchart of signal amplifier of the present invention;
Fig. 8 is the data input module circuit diagram of signal amplifier of the present invention;
Fig. 9 is the power transfer module circuit diagram of signal amplifier of the present invention;
Figure 10 is the signal amplification module circuit diagram of signal amplifier of the present invention;
Figure 11 is the interrupt circuit figure of signal amplifier of the present invention;
Figure 12 is the circuit diagram figure of the flash memory module circuit of signal amplifier of the present invention;
Figure 13 is the z-wave signal processing module circuit diagram of signal amplifier of the present invention;
Figure 14 is the circuit diagram of the voltage-regulating circuit of signal amplifier of the present invention;
Figure 15 is the antenna ANT1 circuit diagram of signal amplifier of the present invention.
Reference numeral: 10-USB bridge, 11-Z_Wave communication unit, 111-Z_Wave signal processing unit, 112-Z_Wave data transceiving unit, 12-Power Management Unit, the 13-the first usb interface unit, 14-storage unit, 15-low voltage test unit, 20-lamp dimmer, 21-Z_Wave communication unit, 30-host computer, 31-secondary USB interface unit, 32-signal processing unit, 33-host computer application interface, 34-WIFI communication unit, 40-smart mobile phone.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one:
As shown in Figure 1, the present embodiment provides a kind of USB bridge 10 for Smart Home, is connected the main control system being used as Smart Home with host computer 30, and Smart Home adopts Z_Wave network service.USB bridge 10 comprises Z_Wave communication unit 11, Power Management Unit 12, first usb interface unit 13, storage unit 14 and low voltage test unit 15.
The Z_Wave communication unit 11 of USB bridge 10 comprises Z_Wave signal processing unit 111 and Z_Wave data transceiving unit 112, for main control system is incorporated to Z_Wave network.Z_Wave signal processing unit 111 comprises the Z_Wave chip U2 that model is SD3402, is communicated with host computer 30 by the first usb interface unit 13.The passage that Z_Wave data transceiving unit 112 provides Z_Wave network data to receive and dispatch for Z_Wave signal processing unit 111.
First usb interface unit 13 is for for providing communication interface between Z_Wave communication unit 11 and host computer 30.
The input power of Power Management Unit 12 for accessing according to the first usb interface unit 13, be the operating voltage of the first usb interface unit 13, storage unit 14, Z_Wave communication unit 11 and low voltage test unit 15 stable output, namely digital power VDD and analog power AVDD is provided.
Whether low voltage test unit 15 is normal for the output voltage values detecting Power Management Unit 12, when the electric voltage exception exported, sends reset signal to Z_Wave chip U2 to restart, works with making USB bridge 10 normal table.
Storage unit 14 is connected with Z_Wave chip U2, for providing data to store for Z_Wave communication unit 11.
Particularly, as shown in Figure 2, Z_Wave signal processing unit 111 comprises Z_Wave chip U2, crystal oscillator X1, electric capacity C3, electric capacity C4, electric capacity C23, electric capacity C22, electric capacity C9, electric capacity C24, electric capacity C18, electric capacity C6, electric capacity C25, electric capacity C21, electric capacity C12, electric capacity C19, electric capacity C20, electric capacity C17, electric capacity C16, inductance L 2, inductance L 3, resistance R8, resistance R12, light emitting diode D5.Z_Wave data transceiving unit 112 comprises frequency-selecting chip U4, electric capacity C13, electric capacity C14, electric capacity C15, inductance L 5, antenna ANT.
Crystal oscillator X1 and electric capacity C3, electric capacity C4 form crystal oscillating circuit, are connected, for Z_Wave chip U2 provides clock signal respectively with the 1st pin XOSCQ1 of Z_Wave chip U2 and the 2nd pin XOSCQ2.Analog power AVDD connects after digitally filtering through electric capacity C23 and is connected with the 3rd pin AVDD_AC of Z_Wave chip U2; Analog power AVDD connects after digitally filtering through electric capacity C22 and is connected with the 4th pin AVDD_FE of Z_Wave chip U2; The 5th pin TX_INT of Z_Wave chip U2 connects digitally through inductance L 2, also connects digitally through electric capacity C9; The 7th pin RX_IND_09 of Z_Wave chip U2 connects digitally through inductance L 3; Analog power AVDD connects after digitally filtering through electric capacity C24 and is connected with the 9th pin AVDD_SY_BG of Z_Wave chip U2; The 10th pin SY_DE_COP of Z_Wave chip U2 connects digitally through electric capacity C18; The 11st pin LDO_IN of Z_Wave chip U2 is connected with the 12nd pin BG_OUT, also connects digitally through electric capacity C6; The 49th pin GND of Z_Wave chip U2 connects digitally; Analog power AVDD connects after digitally filtering through electric capacity C25 and is connected with the 13rd pin AVDD_IF of Z_Wave chip U2; 14th pin of Z_Wave chip U2 is connected with the negative electrode of light emitting diode D5, and the anode of light emitting diode D5 is connected with digital power VDD through resistance R8; The 32nd pin REST_N of Z_Wave chip U2 is connected with digital power VDD through resistance R5; Digital power VDD to connect after digitally filtering through electric capacity C21 and is connected with the 34th pin DVDD_IO of Z_Wave chip U2 and the 35th pin DVDD_IO respectively; The 36th pin VDD_OTP of Z_Wave chip U2 is connected with resistance R12, and the other end of resistance R12 connects digitally through electric capacity C12; The 37th pin USB_DM of Z_Wave chip U2 is connected with the data signal end DM of usb interface unit; The 38th pin USB_DP of Z_Wave chip U2 is connected with the data signal end DP of usb interface unit; Digital power VDD connects after digitally filtering through electric capacity C19 and is connected with the 39th pin VDD_USB of Z_Wave chip U2; Digital power VDD to connect after digitally filtering through electric capacity C20 and is connected with the 40th pin VDD_USB, the 41st pin VDD_USB of Z_Wave chip U2 and the 47th pin P3.4 respectively; The 42nd pin MCU of Z_Wave chip U2 connects digitally through electric capacity C17; The 43rd pin BASIC of Z_Wave chip U2 connects digitally through electric capacity C16.
The 6th pin RF_IO of Z_Wave chip U2 is connected with the 1st pin IN of frequency-selecting chip U4 through inductance L 5,2nd pin GND and the 4th pin GND of frequency-selecting chip U4 connect digitally, the 3rd pin OUT of frequency-selecting chip U4 connects digitally through electric capacity C13, the 3rd pin OUT of frequency-selecting chip U4 is also connected with electric capacity C15, the other end of electric capacity C15 is connected with antenna terminal ANT, and electric capacity C15 is also connected with electric capacity C14 with the link of antenna terminal ANT, the other end ground connection of electric capacity C14.
As shown in Figure 3, Power Management Unit 12 comprises voltage stabilizer U1, electric capacity C8, electric capacity C11, electric capacity C7, electric capacity C10, inductance L 1.The 1st pin CE of voltage stabilizer U 1 is connected with the VBUS power supply that usb interface unit exports with the 4th pin Vin; The 2nd pin VSS of voltage stabilizer U1 accesses digitally; 3rd pin Vout of voltage stabilizer through and export digital power VDD after the electric capacity C8 connected digitally and electric capacity 11 filtering, 3rd pin Vout of voltage stabilizer is also connected with one end of inductance L 1, the other end through and export analog power AVDD after getting the electric capacity C7 and electric capacity C10 filtering connect digitally.
As shown in Figure 4, the first usb interface unit 13 comprises USB plug J1, resistance R1, resistance R2, resistance R3, voltage stabilizing diode D1, voltage stabilizing diode D2, electric capacity C1, electric capacity C2.4th pin of USB plug J1, the 5th pin, the equal ground connection of the 6th pin, the 1st pin access VBUS power supply; 2nd pin is connected with one end of resistance R1, and the other end of resistance R1 is connected with the cathode terminal of voltage stabilizing diode D1, and as the data signal end DM signal transmission of usb interface unit, and the anode of voltage stabilizing diode D1 connects digitally; 3rd pin is connected with one end of resistance R2, and the other end of resistance R2 is connected with the cathode terminal of voltage stabilizing diode D2, and as the data signal end DP signal transmission of usb interface unit, and the anode of voltage stabilizing diode D2 connects digitally.In addition, the VBUS power supply of USB plug J1 access also connects digitally through the electric capacity C1 of parallel connection and electric capacity C2, the VBUS power supply of stable output.
As shown in Figure 5, storage unit 14 comprises band EEPROM (Electrically Erasable Programmable Read Only Memo) U3, resistance R7.The 1st pin N_CS with EEPROM (Electrically Erasable Programmable Read Only Memo) U3 is connected with digital power VDD through resistance R7, is also connected with the 26th pin MOSI0 of Z_Wave chip U2; Be connected with the 28th pin MISO1 of Z_Wave chip U2 with the 2nd pin SO of EEPROM (Electrically Erasable Programmable Read Only Memo) U3; The 3rd pin N_WP with EEPROM (Electrically Erasable Programmable Read Only Memo) U3, the 7th pin N_HOLD and the 8th pin VCC are all connected with digital power VDD; The 4th pin GND with EEPROM (Electrically Erasable Programmable Read Only Memo) U3 connects digitally; Be connected with the 29th pin MOSI1 of Z_Wave chip U2 with the 5th pin SI of EEPROM (Electrically Erasable Programmable Read Only Memo) U3; Be connected with the 27th pin SCK1 of Z_Wave chip U2 with the 6th pin SCK of EEPROM (Electrically Erasable Programmable Read Only Memo) U3.Wherein, again for it provides stabilized power source after being with the digital power VDD that accesses of EEPROM (Electrically Erasable Programmable Read Only Memo) U3 to be all through electric capacity C5 filtering.
As shown in Figure 6, low voltage test unit 15 comprises voltage checking chip U5 and electric capacity C26.The 1st pin OUT of voltage checking chip U5 is connected with the 32nd pin REST_N of Z_Wave chip U2; The 2nd pin VDD of voltage checking chip U5 is connected with digital power; The 3rd pin GND of voltage checking chip U5 connects digitally; 5th pipe foot meridian capacitor C26 of voltage checking chip connects digitally.
Embodiment two:
As shown in Figure 1, the present embodiment provides a kind of USB control system for Smart Home, comprises the USB bridge 10 for Smart Home of embodiment one, also comprises lamp dimmer 20 and host computer 30 in addition.Wherein host computer 30 comprises secondary USB interface unit 31, signal processing unit 32 and host computer application interface 33; Lamp dimmer 20 comprises Z_Wave communication unit 21, is connected with several light fixtures.
The control signal of input for providing human-computer interaction interface for USB control system, and sends to signal processing unit 32 to process by the host computer application interface 33 of host computer 30.
The signal processing unit 32 of host computer 30 for the treatment of the control signal received, and sends to USB bridge 10 by processing the control signal obtained through secondary USB interface.
USB bridge 10 receives the control signal of host computer 30 transmission by the first usb interface unit 13, and send Z_Wave communication unit 11 to, and the control signal received is carried out data layout process by Z_Wave communication unit 11, and sent to the Z_Wave communication unit 21 of lamp dimmer 20 by Z_Wave network;
The Z_Wave communication unit 21 of lamp dimmer 20 for receiving and resolving control signal, and controls switch or the brightness regulation of light fixture.
Further, host computer 30 also comprises WIFI communication unit 34, USB control system and also comprises and can carry out with host computer 30 smart mobile phone 40 that WIFI communicates.
Smart mobile phone 40 for providing human-computer interaction interface for USB control system, and for the control signal of input is sent to host computer 30 by WIFI,
Host computer 30 for by WIFI communication unit 34 reception control signal,
The control signal that the WIFI communication unit 34 of host computer 30 sends for receiving smart mobile phone 40, and send signal processing unit 32 to.Certainly, the disposal route of signal processing unit 32 to the data transmitted by WIFI communication unit 34 is identical to the disposal route of the data that host computer application interface 33 transmits with embodiment one.
Embodiment three:
Differently from embodiment two be, the USB control system that the present embodiment provides, also comprises signal amplifier.This signal amplifier between USB bridge 10 and lamp dimmer 20, for amplifying the signal transmission between USB bridge and lamp dimmer.The child node signal that this USB control system can effectively realize in Z-WAVE network amplifies, reduce the undesired signal of data in transmitting procedure, the Signal transmissions of convenient child node and child node or main control system and child node, makes intelligent home control system more accurate.
As shown in Fig. 7 ~ 15, signal amplifier comprises power module, z-wave signal processing module, signal amplification module, flash memory module, data input module.
Data input module connects z-wave signal processing module, described z-wave signal processing module is connected with data input module, signal amplification module respectively, z-wave signal processing module receives the signal of data input module, signal amplification module is outputted to after identifying processing, signal amplification module carries out amplifying and sends through antenna, described power module is connected with z-wave signal processing module, signal amplification module, data input module respectively, in order to power supply.
Wherein, also comprise flash memory module, flash memory module is connected with z-wave signal processing module, in order to buffer memory z-wave signal processing module data.
Wherein, described data input module comprises data-interface J1, described data-interface J1 is provided with 12 pin, be provided with the 3rd pin of electric capacity C1 Parallel Data interface J1, the 9th pin, one termination of electric capacity C1 connection data interface J1 the 3rd pin digitally, be provided with the 3rd pin, the 9th pin of electric capacity C2 two ends difference series inductance L2, the rear Parallel Data interface J1 of inductance L 1, one end that electric capacity C2 connects inductance L 1 connects power supply, in analog, other pin of described data-interface J1 connect z-wave signal processing module to another termination respectively.
Wherein, described data input module also comprises usb interface, and described usb interface is provided with 6 pin, and the 1st pin, the 2nd pin, the 3rd pin connect z-wave signal processing module, and the 4th pin, the 5th pin, the 6th pin connect in analog.
Wherein, described power module comprises voltage-regulating circuit, described voltage-regulating circuit changes 5V supply voltage into DVDD3.3V supply voltage, and described voltage-regulating circuit exports DVDD3.3V voltage respectively to z-wave signal processing module, signal amplification module, flash memory module.
Wherein, described power module also comprises electric source filter circuit, and described electric source filter circuit changes DVDD3.3V voltage into AVDD3.3V voltage, and described electric source filter circuit exports AVDD3.3V voltage to z-wave signal processing module.
Wherein, described Smart Home signal amplifier also comprises interrupt circuit, described interrupt circuit comprises interrupt switch SW1, resistance R1, resistance R4, electric capacity C3, interrupt switch is provided with 4 pin, DVDD3.3V voltage is connected after 1st pin resistance in series R1, connect z-wave signal processing module after 1st pin resistance in series R4, the 2nd pin connects in analog, the 1st pin, the 2nd pin of described electric capacity C3 interrupt switch in parallel.
Described Z-WAVE signal processing module uses ZM4101 chip, and described signal amplification module uses SE2435L microarray biochip.
Comprise data input module, ZM4101 chip, flash memory module, interrupt circuit, power module.Described power module comprises power module voltage-regulating circuit, power transfer module, and data input module comprises data-interface J1, usb interface J2,
Voltage-regulating circuit comprises voltage regulator module U3, electric capacity C11, electric capacity C12, electric capacity C13, electric capacity C14, electric capacity C15, electric capacity C16, electric capacity C17, resistance R8, resistance R9.Voltage regulator module is provided with pin VIN, the 2nd pin GND, the 3rd pin #SHDN, the 4th pin BP, the 5th pin VOUT, 1st pin through resistance in series R9 connect the 3rd pin #SHDN, the 1st pin VIN through and be connected with the power supply of 5V after connection electric capacity C11 in analog, electric capacity C12 voltage regulation filtering.2nd pin GND connects in analog, connects in analog after the 3rd pin #SHDN series capacitance C16.4th pin BP connects the 5th pin VOUT through resistance R8, the electric capacity C13 of parallel connection, and the 4th pipe foot meridian capacitor C17 connects in analog.5th pin VOUT series capacitance C14, electric capacity C15 connect in analog, meanwhile, and the 5th pin VOUT out-put supply DVDD.
Power transfer module comprises electric capacity C5, electric capacity C6, electric capacity C7, electric capacity C8, electric capacity C9, electric capacity C10, inductance L 3.The power supply DVDD of input end is connected the two ends of inductance L 3 with the power supply AVDD of output terminal, and power supply DVDD is also connected with the electric capacity C5, the electric capacity C6 that also connect in analog, electric capacity C7, and power supply AVDD is connected with the electric capacity C8, the electric capacity C9 that also connect in analog, electric capacity C10.
ZM4101 chip is provided with 56 pins, and wherein the 1st pin GND, the 4th pin GND, the 7th pin GND, the 10th pin GND, the 13rd pin GND, the 14th pin GND, the 21st pin GND, the 22nd pin GND, the 24th pin GND, the 25th pin GND, the 30th pin GND, the 35th pin GND, the 40th pin GND, the 45th pin GND, the 50th pin GND, the 55th pin GND connect in analog.
ZM4101 chip arranges the 26th pin P0.0/KEYPAD, 27th pin P0.1/KEYPAD, 28th pin P0.2/KEYPAD, 29th pin P0.3/KEYPAD, 31st pin P0.4/KEYPAD, 32nd pin P0.5/KEYPAD, 33rd pin P0.6/KEYPAD, 34th pin P0.7/KEYPAD, 36th pin P1.0/INT0/KEYPAD, 37th pin P1.1/INT1/KEYPAD, 38th pin P1.2/KEYPAD, 39th pin P1.3/KEYPAD, 41st pin P1.4/KEYPAD, 42nd pin P1.5/KEYPAD, 43rd pin P1.6/KEYPAD, 44th pin P1.7/KEYPAD.
ZM4101 chip be provided with connect power supply DVDD the 5th pin AVDD, connect power supply AVDD the 6th pin DVDD, the 8th pin RESET, the 9th pin TEST_N, the 11st pin QCS_Q1, the 12nd pin QSC_Q2, the 23rd pin RIFO, the 56th pin VPP.
ZM4101 chip is also provided with the 2nd pin USB_DM, 3rd pin USB_DP, 15th pin P3.7/PWM/ADC3/ZEREX/KEYAD, 16th pin P3.6/IRTX2/ADC2/TRIAC/KEYAD, 17th pin P3.5/IRTX1/ADC1/KEYAD, 18th pin P3.4/IRTX0/ADC0/KEYAD, 19th pin P3.1/IRRX/TXD1/KEYAD, 20th pin P3.0/SS0_N/RXD1/KEYAD, 46th pin P2.7/SCK0, 47th pin P2.6/MISO0, 48th pin P2.5/MOSI0, 49th pin P2.4/SCK1, 51st pin P2.3/MISO1, 52nd pin P2.2/MOSI1, 53rd pin P2.1/TXD0, 54th pin P2.0/RXD0.
Interface circuit comprises interface J1, electric capacity C1, electric capacity C2, inductance L 1, inductance L 2, interface J1 establishes 12 pins, 1st pin connects ZM4101 chip the 15th pin P3.7/PWM/ADC3/ZEREX/KEYAD, 6th pin connects the 16th pin P3.6/IRTX2/ADC2/TRIAC/KEYAD of ZM4101 chip, 8th pin connects the 17th pin P3.5/IRTX1/ADC1/KEYAD of ZM4101 chip, 10th pin connects the 18th pin P3.4/IRTX0/ADC0/KEYAD of ZM4101 chip, 11st pin connects the 20th pin P3.0/SS0_N/RXD1/KEYAD of ZM4101 chip.2nd pin connects the 53rd pin P2.1/TXD0 of ZM4101 chip, and the 4th pin connects the 54th pin P2.0/RXD0 of ZM4101 chip.3rd pin connects digitally, and the 3rd pin also connects one end of electric capacity C1, inductance L 2.9th pin of the other end connecting interface J1 of electric capacity C1, electric capacity C1 connects one end of inductance L 1, and the other end of inductance L 1 connects 5V power supply on the one hand, and series inductance C2 connects in analog on the other hand, and the other end of inductance L 2 connects in analog on the one hand.5th pin connects ZM4101 chip the 3rd pin USB_DP, and the 7th pin connects ZM4101 chip the 2nd pin USB_DM.12nd pin connects the 8th pin RESET of ZM4101 chip.
Interface J2 is provided with the 1st pin VCC, the 2nd pin DATA-, the 3rd pin DATA+, the 4th pin GND, the 5th pin GND, the 6th pin GND, 1st pin VCC connects 5V power supply, 2nd pin DATA-connects ZM4101 chip the 2nd pin USB_DM, 3rd pin DATA+ connects ZM4101 chip the 3rd pin USB_DP, and the 4th pin GND, the 5th pin GND, the 6th pin GND connect digitally.
Anneta module comprises antenna ANT1, antenna ANT2, chip U6.
SE2435L chip is provided with the 1st pin CSD, 2nd pin PA_IN, 3rd pin CPS, 4th pin CTX, 5th pin X_FLT, 6th pin TR, 7th pin ANT_SEL, 8th pin GND, 9th pin LAN_IN, 10th pin NC1, 11st pin RX_FLT, 12nd pin ANT2, 13rd pin NC2, 14th pin TANT1, 15th pin NC3, 16th pin TX_IN, 17th pin NC4, 18th pin NC5, 19th pin NC6, 20th pin PA_OUT, 21st pin VCC2, 22nd pin NC7, 23rd pin VCC0, 24th pin VCC1, 25th pin EPAD.
1st pin CSD connects the 39th pin P1.3/KEYPAD of ZM4101 chip, and the 3rd pin CPS connects the 41st pin P1.4/KEYPAD of ZM4101 chip, and the 4th pin CTX connects the 42nd pin P1.5/KEYPAD of ZM4101 chip.2nd pin PA_IN resistance in series R21 connects in analog, and the 5th pin X_FLT resistance in series R18 connects in analog, and the 2nd pin PA_IN resistance in series R15 is connected with the 5th pin X_FLT.6th pin TR connects the 23rd pin RIFO of ZM4101 chip.7th pin ANT_SEL connects in analog through resistance in series R23, and the 7th pin ANT_SEL also connects the 43rd pin P1.6/KEYPAD of ZM4101 chip through resistance in series R29.8th pin GND, the 25th pin EPAD connect in analog.9th pin LAN_IN connects the 11st pin RX_FLT through resistance in series R25.12nd pin ANT2 connects antenna ANT2, and the 14th pin TANT1 connects antenna ANT1, and the 16th pin TX_IN connects in analog through series capacitance C19, and the 20th pin PA_OUT connects in analog through series capacitance C18.21st pin VCC2, the 22nd pin NC7, the 23rd pin VCC0, the 24th pin VCC1 connect power supply DVDD.
Chip U6 is provided with the 1st pin IN connecting SE2435L chip the 9th pin LAN_IN, the 3rd pin OUT connecting SE2435L chip the 11st pin RX_FLT, the 2nd pin GND on connecting analog ground, the 4th pin GND on connecting analog ground.
Antenna ANT1 is provided with antenna L5, connector CON2, resistance R13, resistance R14, resistance R16, resistance R17, resistance R19, resistance R20, resistance R22, resistance R27, resistance R28, chip U5.Connector CON2 is provided with the 1st pin of contact resistance R14 one end, and be provided with the 4th pin, the 5th pin that connect inductance L 5 two ends respectively, the 2nd pin connects in analog, connects in analog after the 3rd pin resistance in series R22.The 14th pin TANT1 of SE2435L chip is connected after the other end resistance in series R13 of resistance R14.One end be connected with connector CON2 of resistance R14 also connects the resistance R20 connect in analog, and the other end of resistance R14 meets resistance R19 in analog.The other end series connection resistance R16 in analog of one end series connection that resistance R13 is connected with resistance R14 resistance R17 in analog, resistance R13.
Chip U5 is provided with the 1st pin IN, the 2nd pin GND, the 3rd pin OUT, the 4th pin GND, one end that after the 1st pin resistance in series R27, contact resistance R13 is connected with the 14th pin TANT1 of SE2435L chip.The other end of the 3rd pin OUT contact resistance R13.2nd pin GND, the 4th pin GND connecting analog ground.
Flash memory module comprises flash chip U1, resistance R2, resistance R3, resistance R5, resistance R6, resistance R7, electric capacity C4.Flash chip U1 is provided with the 1st pin CS, the 2nd pin SO, the 3rd pin WP, the 4th pin GND, the 5th pin SI, the 6th pin SCK, the 7th pin HOLD, the 8th pin VCC.Connect power supply DVDD after 1st pin CS resistance in series R2, one end of the 1st pin CS also contact resistance R5, the other end of resistance R5 connects the 48th pin P2.5/MOSI0 of ZM4101 chip.The 51st pin P2.3/MISO1 of ZM4101 chip is connected after 2nd pin resistance in series R3.3rd pin WP connects the 7th pin HOLD, and the 3rd pin is series capacitance C4 connecting analog ground more also.4th pin GND connecting analog ground.The 52nd pin P2.2/MOSI1 of ZM4101 chip is connected after 5th pin SI resistance in series R6.The 49th pin P2.4/SCK1 of ZM4101 chip is connected after 6th pin SCK resistance in series R7.8th pin VCC connects power supply DVDD.
Interrupt circuit comprises interrupt switch SW1, resistance R1, resistance R4, electric capacity C3, interrupt switch is provided with and connects the 1st pin, the 2nd pin, power supply DVDD is connected after 1st pin resistance in series R1, first pin also connects the 37th pin P1.1/INT1/KEYPAD of ZM4101 chip after resistance in series R4,2nd pin connects in analog, and interrupt switch SW1 is also parallel with electric capacity C3.
Embodiment four:
The present embodiment provides a kind of USB control method for Smart Home, comprises the following steps:
In the host computer interface of host computer 30, the order of input signal light control;
The signal processing unit 32 of host computer 30 obtains the signal light control order in host computer interface input, and data processing is carried out to this signal light control order, then by the secondary USB interface unit 31 of host computer 30 and the first usb interface unit 13 of USB bridge 10, the signal light control order after process is sent to the Z_Wave communication unit 11 of USB bridge 10;
Z_Wave communication unit 11 carries out data processing to the signal light control order received, and is packaged as the data layout being suitable for Z_Wave network service, sends to lamp dimmer 20 by Z_Wave network;
The Z_Wave communication unit 21 of lamp dimmer 20 by the order of Z_Wave network reception signal light control, and is resolved and performs this signal light control order, controls on off state or the lamplight brightness of the light fixture be connected with lamp dimmer 20.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (5)
1. the USB bridge for Smart Home, the main control system being used as Smart Home is connected with host computer, it is characterized in that: described Smart Home adopts Z_Wave network service, and described USB bridge comprises Z_Wave communication unit, Power Management Unit, the first usb interface unit, storage unit and low voltage test unit;
The Z_Wave communication unit of described USB bridge comprises the Z_Wave chip U2 that model is SD3402, and described Z_Wave communication unit is used for described main control system to be incorporated to described Z_Wave network;
Described first usb interface unit is used for for providing communication interface between described Z_Wave communication unit and host computer,
Described Power Management Unit is used for the input power accessed according to described first usb interface unit, is the operating voltage of described first usb interface unit, storage unit, Z_Wave communication unit and low voltage test unit stable output,
Whether described low voltage test unit is normal for the output voltage values detecting described Power Management Unit,
Described storage unit stores for the data of described Z_Wave communication unit.
2. for a USB control system for Smart Home, it is characterized in that: comprise as claimed in claim 1 for the USB bridge of Smart Home, also comprise lamp dimmer and host computer; Described host computer comprises secondary USB interface unit, signal processing unit and host computer application interface; Described lamp dimmer comprises Z_Wave communication unit, is connected with several light fixtures;
The host computer application interface of described host computer is used for providing human-computer interaction interface for described USB control system, and the control signal of input is sent to described signal processing unit,
The signal processing unit of described host computer for the treatment of the control signal received, and sends to described USB bridge by processing the control signal obtained through described secondary USB interface;
Described USB bridge is used for by described first usb interface unit, the control signal that the secondary USB interface receiving described host computer sends, and send Z_Wave communication unit to, and the control signal received is carried out data layout process by Z_Wave communication unit, and sent to the Z_Wave communication unit of described lamp dimmer by described Z_Wave network;
The Z_Wave communication unit of described lamp dimmer is used for receiving and resolving control signal, and controls switch or the brightness regulation of described light fixture.
3. the USB control system for Smart Home according to claim 2, is characterized in that: described host computer also comprises WIFI communication unit, and described USB control system also comprises can carry out with host computer the smart mobile phone that WIFI communicates;
Described smart mobile phone is used for providing human-computer interaction interface for described USB control system, and for the control signal of input is sent to described host computer by WIFI,
Described host computer is used for by described WIFI communication unit reception control signal,
The control signal that the WIFI communication unit of described host computer sends for receiving described smart mobile phone, and send described signal processing unit to.
4. the USB control system for Smart Home according to claim 2, it is characterized in that: also comprise signal amplifier, described signal amplifier is located between USB bridge and lamp dimmer, for amplifying the signal transmission between USB bridge and lamp dimmer.
5., for a USB control method for Smart Home, it is characterized in that, comprise the following steps:
In the host computer interface of host computer, the order of input signal light control;
The signal processing unit of host computer obtains the signal light control order in host computer interface input, and data processing is carried out to this signal light control order, then by the secondary USB interface unit of host computer and the first usb interface unit of USB bridge, the signal light control order after process is sent to the Z_Wave communication unit of USB bridge;
Z_Wave communication unit carries out data processing to the signal light control order received, and is packaged as the data layout being suitable for Z_Wave network service, sends to lamp dimmer by Z_Wave network;
The Z_Wave communication unit of lamp dimmer by the order of Z_Wave network reception signal light control, and is resolved and performs this signal light control order, controls on off state or the lamplight brightness of the light fixture be connected with lamp dimmer.
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| CN106211424A (en) * | 2016-07-06 | 2016-12-07 | 华南师范大学 | A kind of LED intelligent illumination system based on Z Wave control protocol |
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| CN103576544A (en) * | 2013-11-04 | 2014-02-12 | 惠州Tcl移动通信有限公司 | Terminal with OTG function |
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