CN218526469U - Intelligent switch based on PoE technology and ESP32 main control chip - Google Patents

Abstract

The utility model discloses an intelligent switch based on PoE technique and ESP32 main control chip carry out programmable relates to intelligent switch technical field, intelligent switch is under the system architecture who uses PoE technique for terminal equipment power supply and data transmission, with ethernet module, processor module, button collection module, power module and PoE detection module combination formation control panel, wherein processor module adopts ESP32 main control chip, the ethernet module connection is provided with the line network interface, and the ethernet module adopts P101GRI chip, adopts PoE power supply technique, only needs to use ordinary super 5 types of net twines, easy to assemble and construction, and wired communication has improved the stability of communication greatly, adopts ESP32 main control chip, can realize intelligent configuration and settlement to intelligent switch.

Description

Intelligent switch based on PoE technology and ESP32 main control chip

Technical Field

The utility model relates to an intelligence switch technical field specifically is an intelligence switch based on PoE technique and ESP32 main control chip.

Background

The intelligent switch is a unit which utilizes the combination and programming of a control panel and an electronic component to realize the control of the intelligent switch of the circuit. The switching control is also called BANG-BANG control, and is adopted in the control of many home appliances and lighting fixtures because of its simple and easy implementation. But the conventional switch control is difficult to meet the requirements of further improving the control precision and saving energy. In a conventional switch control mode, in a control period, a control quantity is only in two states, namely, on state, a fixed constant value or off state, and the control quantity is zero, so that a fixed and unchangeable control mode lacks the characteristic of manual switch control. The switching control based on human knowledge and experience and according to the actual error change rule and the characteristics of inertia, pure lag, disturbance and the like of the controlled object (or process) and according to a certain mode, selecting different control strategies is called intelligent switching control. The intelligent switch that adopts in the existing market generally adopts and exchanges commercial power supply, and communication protocol generally adopts wireless communication technique, for example Wi-fi, zigbee etc.. The commercial power supply installation construction needs professional electricians, and the wireless communication stability is inferior to the wired communication.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent switch based on PoE technique and ESP32 main control chip to solve the problem that proposes in the above-mentioned background art, adopt PoE power supply technology, only need use ordinary super 5 types of net twines, easy to assemble and construction, wire communication has improved the stability of communication greatly, adopts ESP32 main control chip, can realize intelligent configuration and settlement to intelligent switch.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent switch based on a PoE technology and an ESP32 main control chip is characterized in that under a system framework that the PoE technology is applied to power supply and data transmission of terminal equipment, an Ethernet module, a processor module, a key collection module, a power module and a PoE detection module are combined to form a control panel, wherein the processor module adopts the ESP32 main control chip, the Ethernet module is connected with a wired network interface, and the Ethernet module adopts a P101GRI chip.

In order to further optimize the present invention, the following technical solutions may be preferably selected:

preferably, the wired network interface adopts an RJ45 interface.

Preferably, the PoE detection module comprises a KMS-1102NL chip connected to the ethernet module, and the PoE detection module realizes network and power supply separation through a network transformer KMS-1102NL chip; the separated network signal is connected with an MDI _ TP pin of an Ethernet chip IP101GRI through an EB1 pin of the KMS-1102NL chip, an EB2 pin is connected with an MDI _ TN pin, an EB3 pin is connected with an MDI _ RP pin, and an EB6 pin is connected with an MDI _ RN pin.

Preferably, the key collection module of the control panel is used for controlling a lamp in a direct current lighting system powered by PoE, directly supplying power and transmitting data through a PoE bus, and realizing scene control, switching value control or dimming control of the lamp according to the control effect requirement _。

Preferably, the device also comprises an 86-box module for embedding the installation control switch, wherein the 86-box module is in open installation or concealed installation.

Preferably, the power module comprises a voltage reduction chip SY8511ADC, 54V voltage is converted into 3.3V through the DC-to-DC voltage reduction chip SY8511ADC, and a VDD33A pin of the power module is connected with VDDA and VDD3P3 pins of the processor module.

Preferably, the device further comprises a reset and burning circuit, wherein the IO0 pin of the reset and burning circuit is connected with the GPIO0 pin of the processor module, and the EN pin is connected with the CHIP _ PU pin of the processor module.

The utility model has the advantages that: this scheme adopts the PoE power supply technique, only needs to use ordinary super 5 types net twine, easy to assemble and construction, and wired communication has improved the stability of communication greatly, adopts ESP32 main control chip, can realize intelligent configuration and settlement to intelligent switch.

Drawings

FIG. 1 is a schematic structural diagram of a control switch main body;

FIG. 2 is a flow chart of an internal control module of the control switch;

FIG. 3 is a schematic wiring diagram of a processor module;

FIG. 4 is a schematic diagram of an Ethernet module wiring;

FIG. 5 is a schematic diagram of a key collection module wiring;

FIG. 6 is a schematic diagram of the PoE detection module and the power module;

FIG. 7 is a schematic wiring diagram of the reset and burn circuitry;

the intelligent switch comprises an intelligent switch 1, a wired network interface 2, a 3-86 box module, an Ethernet module 4, a key acquisition module 5, a power module 6, a PoE detection module 7 and a processor module 8

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides an embodiment:

PoE (Power over Ethernet) refers to a technology that can transmit data signals to some IP terminal devices and provide direct current Power supply within a certain Power range to the IP terminal devices without any modification to the existing twisted pair wiring infrastructure. The IEEE has successively introduced standards related to IEEE802.3af, IEEE802.3at (PoE +), and IEEE802.3bt (PoE + +), wherein the IEEE802.3bt standard provides a power output of 90W and 71W at the receiving end. In the aspect of wiring, only one network cable is needed, the requirements of power supply and data transmission can be met simultaneously, the service efficiency of the cable is improved, the wiring is simple, the space is saved, and the material and construction cost are saved. The method is widely and mature applied to the fields of power supply for network cameras, wireless APs, IP telephones and the like. With the rapid development of LED lighting and the improvement of PoE power supply, the application of PoE power supply in LED lighting systems is also developing, becoming a new application hotspot.

An intelligent switch based on a PoE technology and an ESP32 main control chip is characterized in that under a system framework that the PoE technology is applied to power supply and data transmission of terminal equipment, an Ethernet module, a processor module, a key collection module, a power module and a PoE detection module are combined to form a control panel, wherein the processor module adopts the ESP32 main control chip, the Ethernet module is connected with a wired network interface, and the Ethernet module adopts a P101GRI chip. The wired network interface adopts RJ45 interface.

Further, the PoE detection module comprises a KMS-1102NL chip connected with the Ethernet module, and the PoE detection module realizes the separation of network and power supply through a network transformer KMS-1102NL chip; the separated network signal is connected with an MDI _ TP pin of an Ethernet chip IP101GRI through an EB1 pin of the KMS-1102NL chip, an EB2 pin is connected with an MDI _ TN pin, an EB3 pin is connected with an MDI _ RP pin, and an EB6 pin is connected with an MDI _ RN pin.

Further, a key collection module of the control panel is configured to control a lamp in a direct current lighting system powered by PoE, directly implement scene control, switching value control, or dimming control on the lamp by means of PoE bus power supply and data transmission according to a control effect requirement, where the key collection module is shown in fig. 5 as follows: the key acquisition modules are designed to be 3 and are respectively connected with IO13, IO14 and IO15 pins of the processor module.

Furthermore, the device also comprises 86 box modules 3 for embedding and installing control switches, wherein the 86 box modules are arranged in a naked mode or a hidden mode.

The power module converts 54V to 3.3V by a DC-to-DC buck chip SY8511ADC as shown in fig. 6 below: the power module is connected with pins VDDA and VDD3P3 of the processor module.

In the scheme, the data transmission sequence is that the high and low levels of the keys are processed by the ESP32, converted into data based on the MQTT protocol and sent out by the Ethernet chip.

Other peripheral circuits, such as reset and programming circuits, IO0 is connected to GPIO0 pin of the processor module, and EN is connected to CHIP _ PU pin, as shown in fig. 7 below.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An intelligent switch based on PoE technology and an ESP32 main control chip is characterized in that: the intelligent switch combines an Ethernet module, a processor module, a key acquisition module, a power module and a PoE detection module to form a control panel under a system architecture applying PoE technology to supply power and transmit data to terminal equipment, wherein the processor module adopts an ESP32 main control chip, the Ethernet module is connected with a wired network interface, and the Ethernet module adopts a P101GRI chip; the PoE detection module comprises a KMS-1102NL chip connected with the Ethernet module, and the key acquisition module of the control panel is used for controlling lamps in a direct-current lighting system powered by PoE, directly supplying power and transmitting data through a PoE bus, and realizing scene control, switching value control or dimming control on the lamps according to the control effect requirement; the power supply module is connected with the processor module.

2. An intelligent switch based on PoE technology and ESP32 master control chip as claimed in claim 1, wherein: and the wired network interface adopts an RJ45 interface.

3. The intelligent switch based on the PoE technology and the ESP32 master control chip of claim 1, wherein: the PoE detection module realizes the separation of network and power supply through a network transformer KMS-1102NL chip; the separated network signals are connected with an MDI _ TP pin of an Ethernet chip IP101GRI through an EB1 pin of a KMS-1102NL chip, an EB2 pin is connected with an MDI _ TN pin, an EB3 pin is connected with an MDI _ RP pin, and an EB6 pin is connected with an MDI _ RN pin.

4. An intelligent switch based on PoE technology and ESP32 master control chip as claimed in claim 1, wherein: the device also comprises 86 box modules for embedding and installing the control switch, wherein the 86 box modules are arranged in a naked mode or a concealed mode.

5. An intelligent switch based on PoE technology and ESP32 master control chip as claimed in claim 1, wherein: the power module comprises a voltage reduction chip SY8511ADC, 54V voltage is converted into 3.3V through the DC-to-DC voltage reduction chip SY8511ADC, and a VDD33A pin of the power module is connected with VDDA and VDD3P3 pins of the processor module.

6. The intelligent switch based on the PoE technology and the ESP32 master control chip of claim 1, wherein: the device also comprises a reset and burning circuit, wherein the IO0 pin of the reset and burning circuit is connected with the GPIO0 pin of the processor module, and the EN pin is connected with the CHIP _ PU pin of the processor module.

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