CN217587906U

CN217587906U - 86 box control display panel of POE power supply

Info

Publication number: CN217587906U
Application number: CN202221832644.3U
Authority: CN
Inventors: 李勇; 傅家伟
Original assignee: Guangzhou Dacai Photoelectric Technology Co ltd
Current assignee: Guangzhou Dacai Photoelectric Technology Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-14
Anticipated expiration: 2032-07-14

Abstract

The application provides 86 box control display panel of POE power supply includes: the POE power supply protocol circuit, the PHY chip, the MCU master control IC circuit and the liquid crystal display screen are arranged; the POE power supply protocol circuit is provided with at least one pin and is connected with the battery through the pin; the MCU master control IC circuit is connected with the PHY chip; the MCU master control IC circuit is connected with the liquid crystal display screen. In the embodiment of the application, the remote communication can be realized without being limited by the communication distance of RS485, the power supply communication line is simple to connect, the influence of signal quality on the communication of a WIFI wireless network is avoided, and the network delay is not easy to generate.

Description

86 box control display panel of POE power supply

Technical Field

The application relates to the technical field of communication, particularly, relate to 86 box control display panels of POE power supply.

Background

In the current smart home market, transition is usually performed to a smart control display lcd panel through an indoor switch control panel, and the switch control panel on the current market is controlled through an RS485 bus control system or by a Wireless-Fidelity (WIFI) or the like. The RS485 bus can realize the control and communication of a field device end, the WIFI and the Bluetooth can realize the communication and control of a network end, and for example, a mobile phone Application program (APP), an applet and other control devices can be accessed.

However, limited by the communication distance of RS485, devices that are too far away need to be controlled by a repeater, and power supply communication wiring is cumbersome and complex, and WIFI is limited by the influence of signals and is easily delayed and interfered when being connected with a network.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a 86 box control display panel of (Power Over Ethernet, POE) Power supply, need not be subject to RS 485's communication distance, can realize long distance communication, and the Power supply communication line connection is simple, can not receive the influence of WIFI signal, is difficult for producing network delay.

In a first aspect, an embodiment of the present application provides an 86-box control display panel powered by POE, including: a POE power supply protocol Circuit, a Physical Layer (PHY) chip, a Micro Controller Unit (MCU) main control Integrated Circuit (IC) Circuit, and a liquid crystal display;

the POE power supply protocol circuit is provided with at least one pin and is connected with the battery through the pin;

the MCU master control IC circuit is connected with the PHY chip;

the MCU master control IC circuit is connected with the liquid crystal display screen.

In the implementation process, remote communication is realized through the POE power supply protocol circuit, the PHY chip and the MCU master control IC circuit which are connected in sequence, the communication distance of the RS485 does not need to be limited, the power supply communication line is simple to connect, the influence of signal quality on WIFI wireless network communication is avoided, and network delay is not easy to generate.

Further, the PHY chip is provided with an RMII interface, and the PHY chip is connected with the MCU master control IC circuit through the RMII interface.

In the implementation process, the PHY chip is directly connected with the POE power supply protocol circuit through the RMII interface, and complex circuits are not needed, so that the communication is simpler.

Further, the 86-box control display panel further comprises an ethernet protocol circuit, and the ethernet protocol circuit is connected with the PHY chip.

In the implementation process, the Ethernet protocol circuit can provide network communication for the 86-box control display panel, so that the time required by signal transmission can be shortened, and the communication speed is improved.

Further, the PHY chip has a 100Mbps fast single port and a 10Mbps fast single port.

In the implementation process, the PHY chip includes two fast single ports with different rates, and different single port selections can be performed according to transmission requirements, so that the transmission speed is faster.

Furthermore, the MCU master control IC circuit is connected with the liquid crystal display screen through an RGB display interface.

In the implementation process, the MCU master control IC circuit is directly connected with the display interface of the liquid crystal display screen, and does not need to be connected through complex lines, so that delay is not easy to generate.

Further, the POE power supply protocol circuit includes a SY56805A1 chip, and is used for implementing a POE power supply protocol.

In the implementation process, the SY56805A1 chip may implement a POE power supply protocol.

Further, the PHY chip is an IP101GR transceiver.

In the implementation process, the IP101GR transceiver can receive and transmit signals faster to improve the transmission rate.

Further, the POE power supply protocol circuit is an ieee802.3af standard protocol circuit.

In the implementation process, the IEEE802.3af standard protocol circuit can provide convenience for the use of a power supply protocol.

Further, the POE power protocol circuit includes a 1236 line power circuit and a 4578 line power circuit.

In the implementation process, multiple power supply modes can be provided, and more choices are provided for connection of the POE power supply protocol circuit.

Further, the display interface of the liquid crystal screen is connected with a resistance live magnetic bead in series.

In the implementation process, useless signals can be filtered out, and more efficient transmission efficiency is provided for the liquid crystal display interface.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a 86-box control display panel powered by POE according to an embodiment of the present application;

fig. 2 is a schematic circuit diagram of a PHY chip provided in an embodiment of the present application;

fig. 3 is a schematic circuit diagram of an lcd display interface according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

At present, an ordinary display panel is limited by the communication distance of RS485, equipment which is too far away needs to be connected with a repeater for control, power supply communication wiring is complicated and complex, WIFI is limited by the influence of signals, and delay and interference are easily caused when the WIFI is communicated with a network.

To the problem among the above-mentioned prior art, the present application provides a 86 box control display panel of POE power supply.

Example one

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

The embodiment of the utility model provides a 86 box control display panel of POE power supply, this 86 box control display panel of POE power supply includes following: the POE power supply protocol circuit, the PHY chip, the MCU master control IC circuit and the liquid crystal display screen are arranged;

the MCU main control IC circuit is connected with the PHY chip;

In the above-mentioned implementation process, realize remote communication through POE power supply protocol circuit, PHY chip, the MCU master control IC circuit that connect gradually, need not be limited by RS 485's communication distance, and the power supply communication line connects simply, can not receive signal quality's influence like WIFI wireless network communication relatively easily, is difficult for producing network delay.

Further, the PHY chip has a Reduced Media Independent Interface (RMII), and is connected to the MCU main control IC circuit through the RMII Interface.

As shown in fig. 1, the 86-box control display panel for supplying power to POE has a schematic structure, a POE power supply protocol circuit realizes a POE power supply protocol through a SY56805A1 chip, supports an ieee802.3af standard protocol, and simultaneously supports non-standard POE power supply without a protocol, wherein the voltage of the non-standard POE power supply without a protocol is 48V.

As shown in fig. 2, the circuit diagram of the PHY chip is shown, and the PHY chip is connected to the MCU main control IC circuit through the RMII interface, so that the time required for signal transmission can be shortened, and the communication speed can be increased.

In the implementation process, the Ethernet protocol circuit can provide network communication for the 86-box control display panel, can shorten the time required by signal transmission, and improves the communication speed

Further, the PHY chip has 100Mbps fast single port and 10Mbps fast single port.

In the implementation process, the MCU master control IC circuit is directly connected with the liquid crystal display interface, complex line connection is not needed, and delay is not easy to generate.

The MCU master control IC circuit can realize the control of an Ethernet protocol, touch display and the like.

Further, the PHY chip is an IP101GR transceiver.

The PHY chip supports the automatic MDI/MDIX function and has ultra-low power consumption, and the power consumption of the chip is only 0.15W in a full load working state.

In the implementation process, the POE power supply protocol circuit supports two power supply modes of 1236 and 4578 lines, so that multiple power supply modes can be provided, and more choices are provided for connection of the POE power supply protocol circuit.

Furthermore, the display interface of the liquid crystal display screen is connected with a resistance live magnetic bead in series.

As shown in fig. 3, which is a schematic circuit diagram of the lcd display interface, the resistive magnetic beads may filter out unwanted signals, provide more efficient transmission efficiency for the lcd display interface, and protect the lcd display interface and improve EMC processing.

In all the above embodiments, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, so that the description of these relative terms is not repeated herein.

It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in an embodiment of the present application," or "in an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a 86 box control display panel of POE power supply which characterized in that, 86 box control display panel includes:

the POE power supply protocol circuit, the PHY chip, the MCU master control IC circuit and the liquid crystal display screen are arranged;

the MCU master control IC circuit is connected with the PHY chip;

and the MCU main control IC circuit is connected with the liquid crystal display screen.

2. The POE-powered 86-box control display panel of claim 1, wherein the PHY chip has an RMII interface, and the PHY chip is connected to the MCU master IC circuit through the RMII interface.

3. The POE powered 86 box control display panel of claim 1, wherein the 86 box control display panel further comprises ethernet protocol circuitry, the ethernet protocol circuitry being connected to the PHY chip.

4. The POE-powered 86-box control display panel of claim 3, wherein the PHY chip has 100Mbps fast single port and 10Mbps fast single port.

5. The POE-powered 86-box control display panel of claim 1, wherein the MCU master control IC circuit is connected to the LCD display through an RGB display interface.

6. The 86-box control display panel powered by POE of claim 1, wherein the POE power protocol circuit comprises a SY56805A1 chip for implementing POE power protocol.

7. The POE-powered 86-box control display panel of claim 1, wherein the PHY chip is an IP101GR transceiver.

8. The POE-powered 86-box control display panel of claim 1, wherein the POE power protocol circuit is an IEEE802.3af standard protocol circuit.

9. The POE-powered 86-box control display panel of claim 1, wherein the POE power protocol circuitry comprises 1236 line power circuitry and 4578 line power circuitry.

10. The POE-powered 86-box control display panel of claim 1, wherein the LCD display interface is connected in series with a resistive magnetic bead.