CN205049966U - Intelligence touch screen scene panel based on bus link power supply technique - Google Patents
Intelligence touch screen scene panel based on bus link power supply technique Download PDFInfo
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- CN205049966U CN205049966U CN201520840826.9U CN201520840826U CN205049966U CN 205049966 U CN205049966 U CN 205049966U CN 201520840826 U CN201520840826 U CN 201520840826U CN 205049966 U CN205049966 U CN 205049966U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses an intelligence touch screen scene panel based on bus link power supply technique, panel system includes: MCU micro controller unit, capacitive touch -sensitive unit, pyxos FT communication unit, coupling isolation unit, power management unit. The collection of touch button signal is realized to capacitive touch -sensitive unit, gives MCU micro controller unit with signal transmission, pyxosFT communication unit handles on -the -spot communication bus signal, carries out the two -way mutual of function parameter with MCU micro controller unit, through design increase pyxos FT communication unit and coupling isolation unit, intelligent panel letter bus link has the power supply function to the link does not divide positive negative polarity. Can arbitrary connections, not only reduce the work load of installation during the installation wiring, can avoid installing the wiring error easily simultaneously, reduce the installation degree of difficulty.
Description
Technical field
The utility model relates to a kind of intelligent touch screen scene panel based on bus links power supply technique, is specifically as follows the touch screen control panel in intelligent lighting or intelligent home control system.
Background technology
At present, common RS485 bus or the intelligent scene panel of CAN type, be generally made up of Power Management Unit, MCU micro controller unit, bus communication interface unit, panel signal input processing unit.
But the power port of above-mentioned intelligent scene panel and communication port are the separate port be separated, to be communicated with 2 cores twisted pair line connection by 2 core power leads respectively, and communication port connects and has positive-negative polarity.Need to lay power supply and communication link respectively during this kind of intelligent touch screen scene panel connected network communication, easily make mistakes when wiring is installed.
Summary of the invention
Need to lay power supply and communication link respectively during intelligent touch screen scene panel connected network communication in prior art, the problem of easily makeing mistakes when installing wiring, the utility model provides a kind of intelligent touch screen scene panel with communication link function of supplying power, it can realize communication link and power to intelligent touch screen scene panel, and link is regardless of positive-negative polarity, can connect arbitrarily.
The purpose of this utility model is achieved through the following technical solutions.
Have an intelligent touch screen scene panel for communication link function of supplying power, described panel system comprises: MCU micro controller unit, capacitive touch sensing unit, PyxosFT communication unit, coupling isolated location, Power Management Unit; Capacitive touch sensing unit is changed by inductance capacitance, realizes the collection of touch key-press signal; Capacitive touch sensing unit will collect Signal transmissions to MCU micro controller unit; MCU micro controller unit and PyxosFT communication unit carry out information interaction process; PyxosFT communication unit process on-scene communication bus signals, carries out the two-way interactive of functional parameter with MCU micro controller unit; Power supply signal in fieldbus and signal of communication are isolated by coupling isolated location; The power supply signal isolated in fieldbus is carried out conversion process by Power Management Unit, the power supply that output system control circuit uses.
Preferably, described Power Management Unit is DC-DC power source administrative unit.
Preferably, described capacitive touch sensing unit is the SC09A capacitive touch inductor of band self-calibration function.
Preferably, described MCU micro controller unit is communicated with capacitive touch sensing unit by iic bus; It is mutual that described MCU micro controller unit carries out protocol data by spi bus and PyxosFT communication unit.
Preferably, PyxosFT communication chip is used in described PyxosFT communication unit.
Preferably, the described embedded communication protocol processor of PyxosFT communication chip and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply.
Preferably, the 24VDC/AC power supply signal in the nonpolarity multiple twin communication line of 2 core is separated by described coupling isolated location.
Preferably, step-down is become 5VDC by described Power Management Unit, is supplied to intelligent scene panel system functional circuit.Systemic-function circuit comprises the circuit of capacitive touch sensing unit, MCU micro controller unit.
Preferably, described Power Management Unit is DC-DC power source administrative unit; Described capacitive touch sensing unit is the SC09A capacitive touch inductor of band self-calibration function; Described MCU micro controller unit is communicated with capacitive touch sensing unit by iic bus; It is mutual that described MCU micro controller unit carries out protocol data by spi bus and PyxosFT communication unit; Use PyxosFT communication chip in described PyxosFT communication unit, the described embedded communication protocol processor of PyxosFT communication chip and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply; 24VDC/AC power supply signal in the nonpolarity multiple twin communication line of 2 core is separated by described coupling isolated location, then becomes 5VDC through the step-down of DC-DC power source administrative unit; After described intelligent touch screen scene panel system functional circuit energising, the timing of MCU micro controller unit is communicated with SC09A capacitive touch inductor by iic bus with 100ms interval.
The utility model in switch panel functional circuit design basis, by based on the field bus communication interface link of PyxosFT communication chip design circuit as this Intelligent touch scene panel.Due to PyxosFT chip characteristics be embedded communication protocol processor and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply, and signal of communication and power nonpolarity, transfer rate is high, can reach 312.5Kbps.In the design, the power supply of intelligent scene panel can be obtained through circuit coupling isolation and electric power management circuit by the transceiver end of PyxosFT chip.Further, the communications data frame of intelligent scene panel, by carrying out protocol data alternately with PyxosFT chip, is transmitted by high-speed field bus by the MCU microcontroller of intelligent scene panel system.Therefore, the intelligent scene panel of the design, except having normal procedure intelligent scene panel feature, can also support that communication link is powered, and communication link is nonpolarity twisted pair line connection.In addition, for realizing the function of touch screen induction, system have employed the capacitive touch inductor that model is the band self-calibration function of SC09A, and MCU micro controller unit is communicated with SC09A by iic bus, realizes the reading of key information.
Beneficial effect
Compared to prior art, the utility model has the advantage of:
The intelligent touch screen scene panel of what the utility model provided have communication link function of supplying power, except having the controlling functions of general switch scene panel, key-press input signal is electric capacity touch screen, improves value-added content of product;
Increase PyxosFT communication unit and coupling isolated location by design, intelligent panel letter bus links has function of supplying power, and link is regardless of positive-negative polarity.Not only power supply signal can be transmitted on intelligent touch screen scene panel 2 core bus terminal but also can transmit communications signals, and 2 core connection terminals not polarity, connect arbitrarily, simplify in-site installation wiring difficulty.Like this, when wiring is installed, not only reduce the workload of installation, can avoid easily wiring error is installed simultaneously, reduce installation difficulty.
In addition, this intelligent panel field bus communication speed can reach 312.5KBPS, greatly improves the real-time of control system.
Accompanying drawing explanation
Fig. 1 is system schematic of the present utility model.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is described in detail.
Embodiment 1
As shown in Figure 1, the intelligent touch screen scene panel system composition that the utility model has a communication link function of supplying power comprises: MCU micro controller unit, capacitive touch sensing unit, PyxosFT communication unit, coupling isolated location, Power Management Unit.Described Power Management Unit is DC-DC power source administrative unit; Described capacitive touch sensing unit is the SC09A capacitive touch inductor of band self-calibration function; Described MCU micro controller unit is communicated with capacitive touch sensing unit by iic bus; It is mutual that described MCU micro controller unit carries out protocol data by spi bus and PyxosFT communication unit; Use PyxosFT communication chip in described PyxosFT communication unit, the described embedded communication protocol processor of PyxosFT communication chip and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply.
Systemic-function: MCU micro controller unit is the core cell of intelligent scene panel feature, realizes push button signalling collection mainly through communicating with capacitive touch sensing unit; Also carry out information interaction process with PyxosFT communication unit, the transmission at the scene in bus of the setting of completion system functional parameter and push button signalling simultaneously; Capacitive touch sensing unit carrys out inductance capacitance change by non-conductive medium, and whether realize detecting inductive disks and be touched, thus realize the collection of touch key-press signal, described non-conductive medium material can be glass; PyxosFT communication unit process on-scene communication bus signals, carry out the two-way interactive of functional parameter with MCU micro controller unit, PyxosFT signal is a low-voltage power carrier signal, contains 24V voltage signal and carrier fm signal in signal; Power supply signal in fieldbus and signal of communication are isolated by coupling isolated location, are separated with carrier fm signal by the voltage signal in PyxosFT signal; The power supply signal isolated in fieldbus is carried out conversion process by Power Management Unit, the power supply that output system control circuit uses.
Technical scheme: adopt in switch panel functional circuit design basis, by based on the field bus communication interface link of PyxosFT communication chip design circuit as this Intelligent touch scene panel.Due to PyxosFT chip characteristics be embedded communication protocol processor and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply, and signal of communication and power nonpolarity, transfer rate high (312.5Kbps).In the design, the power supply of intelligent scene panel can be obtained through circuit coupling isolation and electric power management circuit by the transceiver end of PyxosFT chip.Further, the communications data frame of intelligent scene panel, by carrying out protocol data alternately with PyxosFT chip, is transmitted by high-speed field bus by the MCU microcontroller of intelligent scene panel system.Therefore, the intelligent scene panel of the design, except having normal procedure intelligent scene panel feature, can also support that communication link is powered, and communication link is nonpolarity twisted pair line connection.In addition, for realizing the function of touch screen induction, system have employed the capacitive touch inductor that model is the band self-calibration function of SC09A, and MCU micro controller unit is communicated with SC09A by iic bus, realizes the reading of key information.
Specific implementation:
1, by intelligent scene panel coupling isolated location, 24VDC/AC power supply signal in the nonpolarity multiple twin communication line of 2 core is separated, then become 5VDC through the step-down of DC-DC power source administrative unit, be supplied to intelligent scene panel system functional circuit, as shown in rectangle frame part in Fig. 1.
2, have employed the capacitive touch inductor that model is the band self-calibration function of SC09A in capacitive touch screen sensing unit, it has 9 completely independently touch sensible buttons, 9 inductive disks can be detected whether be touched, it can carry out inductance capacitance change by any non-conductive medium, and the utility model can design and use wherein 3-9 button.
3, after systemic-function power on circuitry, the timing of MCU microcontroller is communicated with SC09A by iic bus with 100ms interval, realizes push button signalling and reads.
4, PyxosFT communication unit principle of work: the MCU microcontroller of intelligent scene panel system carries out protocol data alternately by spi bus and PyxosFT communication unit, and the data of intelligent scene panel are carried out alternating transmission by field bus communication interface.
5, be coupled isolated location principle: not only transmit communications signals but also transmit 24V power supply signal in Pyxos bus, therefore needs communication to be separated with power supply signal.Because Pyxos data signal bus is high-frequency carrier signal, therefore on-the-spot for 2 cores multiple twin bus is isolated through common mode inductance, isolate signal of communication.
6, Power Management Unit principle of work: the power supply in communication link is 24VAC/DC signal, delivers to DC-DC step-down chip, is transformed into 5VDC signal, as the system power supply of intelligent scene panel after rectifier bridge rectification.
Claims (9)
1. have an intelligent touch screen scene panel for communication link function of supplying power, it is characterized in that, described panel system comprises: MCU micro controller unit, capacitive touch sensing unit, PyxosFT communication unit, coupling isolated location, Power Management Unit; Capacitive touch sensing unit is changed by inductance capacitance, realizes the collection of touch key-press signal; Capacitive touch sensing unit will collect Signal transmissions to MCU micro controller unit; MCU micro controller unit and PyxosFT communication unit carry out information interaction process; PyxosFT communication unit process on-scene communication bus signals, carries out the two-way interactive of functional parameter with MCU micro controller unit; Power supply signal in fieldbus and signal of communication are isolated by coupling isolated location; The power supply signal isolated in fieldbus is carried out conversion process by Power Management Unit, the power supply that output system control circuit uses.
2. intelligent touch screen scene panel according to claim 1, it is characterized in that, described Power Management Unit is DC-DC power source administrative unit.
3. intelligent touch screen scene panel according to claim 1, is characterized in that, described capacitive touch sensing unit is the SC09A capacitive touch inductor of band self-calibration function.
4. intelligent touch screen scene panel according to claim 1, it is characterized in that, described MCU micro controller unit is communicated with capacitive touch sensing unit by iic bus; It is mutual that described MCU micro controller unit carries out protocol data by spi bus and PyxosFT communication unit.
5., according to the arbitrary described intelligent touch screen scene panel of claim 1-4, it is characterized in that, in described PyxosFT communication unit, use PyxosFT communication chip.
6. intelligent touch screen scene panel according to claim 5, is characterized in that, the described embedded communication protocol processor of PyxosFT communication chip and fieldbus networks transceiver, is supported on a pair 2 core twisted-pair feeders and transmits 24VAC/DC power supply.
7. intelligent touch screen scene panel according to claim 6, is characterized in that, the 24VDC/AC power supply signal in the nonpolarity multiple twin communication line of 2 core is separated by described coupling isolated location.
8. intelligent touch screen scene panel according to claim 7, it is characterized in that, step-down is become 5VDC by described Power Management Unit, is supplied to intelligent scene panel system functional circuit.
9. intelligent touch screen scene panel according to claim 1, it is characterized in that, described Power Management Unit is DC-DC power source administrative unit; Described capacitive touch sensing unit is the SC09A capacitive touch inductor of band self-calibration function; Described MCU micro controller unit is communicated with capacitive touch sensing unit by iic bus; It is mutual that described MCU micro controller unit carries out protocol data by spi bus and PyxosFT communication unit; Use PyxosFT communication chip in described PyxosFT communication unit, the described embedded communication protocol processor of PyxosFT communication chip and fieldbus networks transceiver, be supported on a pair 2 core twisted-pair feeders and transmit 24VAC/DC power supply; 24VDC/AC power supply signal in the nonpolarity multiple twin communication line of 2 core is separated by described coupling isolated location, then becomes 5VDC through the step-down of DC-DC power source administrative unit; After described intelligent touch screen scene panel system functional circuit energising, the timing of MCU micro controller unit is communicated with SC09A capacitive touch inductor by iic bus with 100ms interval.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520840826.9U CN205049966U (en) | 2015-10-27 | 2015-10-27 | Intelligence touch screen scene panel based on bus link power supply technique |
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| CN201520840826.9U CN205049966U (en) | 2015-10-27 | 2015-10-27 | Intelligence touch screen scene panel based on bus link power supply technique |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111629499A (en) * | 2020-07-02 | 2020-09-04 | 陕西榆林能源集团横山煤电有限公司 | Intelligent control system for lighting energy conservation |
| CN113891538A (en) * | 2021-09-29 | 2022-01-04 | 深圳民爆光电股份有限公司 | DALI addressable intelligent sensing control system |
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2015
- 2015-10-27 CN CN201520840826.9U patent/CN205049966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111629499A (en) * | 2020-07-02 | 2020-09-04 | 陕西榆林能源集团横山煤电有限公司 | Intelligent control system for lighting energy conservation |
| CN113891538A (en) * | 2021-09-29 | 2022-01-04 | 深圳民爆光电股份有限公司 | DALI addressable intelligent sensing control system |
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Address after: Building No. 11 Yuhuatai flora Ningxia Road District of Nanjing City, Jiangsu province 210000, 304, 305 room 306 Patentee after: Jiangsu Zhengtai taijiesai Intelligent Technology Co., Ltd Address before: 11 Building No. 210000 Jiangsu flora of Nanjing province Yuhuatai District Road 304, 305, 306 software Patentee before: NANJING TAIJIESAI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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