CN210466179U

CN210466179U - Intelligent agriculture real-time control system based on FPGA

Info

Publication number: CN210466179U
Application number: CN201922022207.XU
Authority: CN
Inventors: 肖顺文; 江敏; 林异株; 陆晓燕; 胡玉松; 王涌; 罗春梅
Original assignee: China West Normal University
Current assignee: China West Normal University
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-05-05
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses an intelligent agriculture real-time control system based on FPGA belongs to intelligent agriculture technical field, this system includes FPGA control mainboard, with FPGA control mainboard two-way electric connection's 200 way controller interface, wireless and sensor extension interface, digital or analog sensor interface and 1000M net interface, with FPGA control mainboard's output electric connection's liquid crystal touch-sensitive screen and with 1000M net interface passes through network cable signal connection's network camera and internet gateway, this system adopts the large-scale FPGA of embedded CORTEX A9 nuclear, is equipped with 8 cun high definition electric capacity multipoint touch-sensitive screens, is equipped with kilomega Ethernet mouth, possesses wireless functions such as WIFI, bluetooth, can realize wireless data acquisition and control, can realize local data query control and remote control; the system adopts the embedded CORTEX A9 for high-speed data processing, runs the embedded LINUX system or android system, adopts the FPGA for parallel processing, has programmable logic inside the FPGA, reduces the hardware upgrading difficulty and reduces the system hardware cost.

Description

Intelligent agriculture real-time control system based on FPGA

Technical Field

The utility model belongs to the technical field of intelligent agriculture, concretely relates to intelligent agriculture real-time control system based on FPGA.

Background

The traditional agricultural control system mostly adopts a single chip microcomputer or an embedded processor to acquire and control system data, the single chip microcomputer system has the defects of weak data processing capability, weak parallel real-time control capability of the embedded processor and the like. The system adopts a large-scale FPGA embedded with a CORTEX A9 core, is provided with an 8-inch high-definition capacitance multipoint touch screen and a gigabit Ethernet port, has wireless functions of WIFI, Bluetooth and the like, can realize wireless data acquisition and control, and can realize local data query control and remote control; the system adopts the embedded CORTEX A9 for high-speed data processing, runs the embedded LINUX system or android system, adopts the FPGA for parallel processing, and can program the internal logic of the FPGA, thereby greatly reducing the hardware upgrading difficulty and effectively reducing the hardware cost of the system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent agriculture real-time control system based on FPGA to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the system comprises an FPGA control mainboard, a 200-channel controller interface, a wireless and sensor expansion interface, a digital or analog sensor interface and a 1000M network interface which are electrically connected with the FPGA control mainboard in a bidirectional mode, a liquid crystal touch screen which is electrically connected with the output end of the FPGA control mainboard, and a network camera and an internet gateway which are connected with the 1000M network interface through network cable signals.

The large-scale FPGA embedded with a CORTEX A9 core is adopted, an 8-inch high-definition capacitive multipoint touch screen is equipped, a gigabit Ethernet port is equipped, wireless functions such as WIFI and Bluetooth are achieved, wireless data acquisition and control can be achieved, and local data query control and remote control can be achieved; the system adopts the embedded CORTEX A9 for high-speed data processing, runs the embedded LINUX system or android system, adopts the FPGA for parallel processing, and can program the internal logic of the FPGA, thereby greatly reducing the hardware upgrading difficulty and effectively reducing the hardware cost of the system; and the system supports the access of more than 200 paths of IO control equipment, can simultaneously control 200 paths of equipment in real time through the design of an internal FPGA device, and has a strong real-time control function.

As a preferred embodiment, the FPGA control board 1 is a control board embedded with a CORTEX a9 processor.

By adopting the scheme, the FPGA control main board adopts the embedded CORTEX A9 for high-speed data processing and runs the embedded LINUX system or the android system.

As a preferred embodiment, a DC power interface and a MiniUSB interface for supplying power are arranged on the FPGA control motherboard.

By adopting the scheme, the system board supports various power supply modes such as lithium battery power supply, USB interface power supply, external power supply, and when the external power supply supplies power, the system can automatically cut off the lithium battery power supply, the system power supply mode can be selected through the power supply switch, the onboard DC power supply interface and the MiniUSB interface are carried, and the lithium battery of the system can be charged through the DC power supply interface and the MiniUSB interface.

As a preferred embodiment, the system further includes a lithium battery circuit electrically connected to the FPGA control board for supplying power.

By adopting the scheme, the system on-board charging circuit provides a lithium battery with the power of more than 3000MA and is provided with the electronic switch, when the system adopts a USB or an external power supply to supply power, the system automatically cuts off the power supply of the lithium battery, and when no external power supply supplies power, the system automatically switches to supply power to the lithium battery, so that the lithium battery is effectively protected, and the service life of the lithium battery is prolonged; the 5V and 3.3V power supply voltages which are independent and stable are provided, the 5V booster circuit is provided, and the 5V stable voltage can still be output when the lithium battery power supply is low.

In a preferred embodiment, the wireless and sensor expansion interface is two groups of two-way 2 x 10PIN module interfaces, and the 2 x 10PIN interfaces are completely in one-to-one correspondence and adopt a reverse insertion design.

By adopting the scheme, the wireless module and the sensor module can be respectively connected.

As a preferred embodiment, the FPGA control motherboard, the 200-way controller interface, the wireless and sensor expansion interface, the lithium battery circuit, the digital or analog sensor interface, and the 1000M network interface are integrated, and the 200-way controller interface, the wireless and sensor expansion interface, the lithium battery circuit, the digital or analog sensor interface, and the 1000M network interface are all integrated on the FPGA control motherboard.

By adopting the scheme, the integrated or external connection of any standard interface sensing equipment such as 0-10v, 4-20mA, GPIO, 200-1 KHz, RS232/485 and the like is supported; supporting various controllers of integrated or external connection type; support plug-and-play type sensing/controlgear, support the IO controlgear access more than 200 ways, can control 200 ways of equipment simultaneously in real time through inside FPGA system design, very strong real-time control function has, long-range accessible cell-phone, multiple mode control such as computer, the system passes through the giga network and is connected with INTERNET, and the FPGA device can be run tall and erect or embedded LINUX operating system, can insert multichannel standard camera, realize the real time monitoring function of system.

As a preferred embodiment, the liquid crystal touch screen is an 8-inch high-definition capacitive multi-point LCD touch screen.

By adopting the scheme, the control can be locally carried out through the capacitive touch screen.

Compared with the prior art, the beneficial effects of the utility model are that:

the intelligent agricultural real-time control system based on the FPGA is provided with an FPGA device, a liquid crystal touch screen and a 1000M network interface, adopts a large-scale FPGA embedded with a CORTEX A9 core, is provided with an 8-inch high-definition capacitance multipoint touch screen and a gigabit Ethernet port, has wireless functions of WIFI, Bluetooth and the like, can realize wireless data acquisition and control, and can realize local data query control and remote control; the system adopts the embedded CORTEX A9 for high-speed data processing, runs the embedded LINUX system or android system, adopts the FPGA for parallel processing, and can program the internal logic of the FPGA, thereby greatly reducing the hardware upgrading difficulty and effectively reducing the hardware cost of the system.

Drawings

Fig. 1 is a system diagram of the present invention.

In the figure: 1. an FPGA device; 2. 200 controller interfaces; 3. a wireless and sensor expansion interface; 4. a liquid crystal touch screen; 5. a lithium battery circuit; 6. a digital or analog sensor interface; 7. a 1000M network interface; 8. a network camera; 9. an internet gateway.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1, the present invention provides an intelligent agricultural real-time control system based on FPGA, which comprises a FPGA control motherboard 1, a 200-way controller interface 2 electrically connected to the FPGA control motherboard 1 in two ways, a wireless and sensor expansion interface 3, a digital or analog sensor interface 6 and a 1000M network interface 7, a liquid crystal touch screen 4 electrically connected to an output terminal of the FPGA control motherboard 1, a network camera 8 and an internet gateway 9 connected to the 1000M network interface 7 through network signals, wherein the FPGA control motherboard 1 is a control motherboard embedded with a CORTEX a9 processor, the FPGA control motherboard 1 is provided with a DC power supply interface and a MiniUSB interface for supplying power, the system further comprises a lithium battery circuit 5 electrically connected to the FPGA control motherboard 1 for supplying power, the wireless and sensor expansion interface 3 is two sets of two-way 2/10 PIN modules, and the 2/10 PIN interfaces are completely one-to-one and adopt a reverse insertion design, the FPGA control main board 1, the 200-path controller interface 2, the wireless and sensor expansion interface 3, the lithium battery circuit 5, the digital or analog sensor interface 6 and the 1000M network interface 7 are integrated, the 200-path controller interface 2, the wireless and sensor expansion interface 3, the lithium battery circuit 5, the digital or analog sensor interface 6 and the 1000M network interface 7 are all integrated on the FPGA control main board 1, and the liquid crystal touch screen 4 is an 8-inch high-definition capacitive multipoint LCD touch screen.

When in use, the system comprises a large-scale FPGA core board, a system control bottom board, a wireless module, an LCD touch display screen, a high-capacity rechargeable lithium battery and the like, wherein the wireless expansion module adopts a uniform interface to be connected with the system, the FPGA device 1 adopts an embedded CORTEX A9 core, a lithium battery circuit 5 of the system board supports various power supply modes such as lithium battery power supply, USB port power supply, external power supply and the like, when the external power supply supplies power, the system can automatically cut off the power supply of the lithium battery, the system power supply mode can be selected through a power supply switch, the FPGA has a DC power interface and a MiniUSB interface, the system lithium battery can be charged through the DC power interface and the MiniUSB interface, the FPGA device is provided with a wireless and sensor expansion interface 3, the wireless and sensor expansion interface 3 adopts two groups of two-way 2X 10PIN module interfaces which can be respectively connected with the wireless module and the sensor module, and the interfaces completely, the system on-board charging circuit is used for providing a lithium battery with the power of more than 3000MA and is provided with an electronic switch, when the system adopts a USB or an external power supply to supply power, the system automatically cuts off the power supply of the lithium battery, and when no external power supply supplies power, the system automatically switches to supply power to the lithium battery, so that the lithium battery is effectively protected, and the service life of the lithium battery is prolonged; the power supply voltage of 5V and 3.3V which are independent and stable is provided, the 5V booster circuit is provided, the 5V stable voltage can still be output when the power supply of the lithium battery is low, and the integrated or external connection of any standard interface sensing equipment such as 0-10V, 4-20mA, GPIO, 200-1 KHz, RS232/485 and the like is supported; supporting various controllers of integrated or external connection type; the system supports plug-and-play sensing/control equipment, the FPGA device 1 is provided with 200 paths of IO control interfaces 2, the FPGA device supports the access of more than 200 paths of IO control equipment, the 200 paths of equipment can be simultaneously controlled in real time through the design of the internal FPGA device 1, the FPGA device has a strong real-time control function, local control and remote control are supported, the local control is realized through the liquid crystal touch screen 4, the remote control can be controlled in various modes such as a mobile phone, a computer and the like, the system is connected with the Internet 9 through a 1000M network interface 7, an android or embedded LINUX operating system can be operated, a plurality of paths of standard network cameras 8 can be accessed, and the real-time monitoring function of the system is realized; the utility model relates to a simply, convenient operation, this system adopts the large-scale FPGA of embedded CORTEX A9 nuclear, is equipped with 8 cun high definition electric capacity multiple spot touch-sensitive screens simultaneously, is equipped with giga ethernet mouth, possesses wireless functions such as WIFI, bluetooth, can realize wireless data acquisition and control, can realize local data inquiry control and remote control; the system adopts the embedded CORTEX A9 for high-speed data processing, runs the embedded LINUX system or android system, adopts the FPGA for parallel processing, and can program the internal logic of the FPGA, thereby greatly reducing the hardware upgrading difficulty and effectively reducing the hardware cost of the system.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligent agriculture real-time control system based on FPGA which characterized in that: the system comprises an FPGA control mainboard (1), a 200-channel controller interface (2) which is electrically connected with the FPGA control mainboard (1) in a bidirectional mode, a wireless and sensor expansion interface (3), a digital or analog sensor interface (6) and a 1000M network interface (7), a liquid crystal touch screen (4) which is electrically connected with the output end of the FPGA control mainboard (1), a network camera (8) which is connected with the 1000M network interface (7) through a network cable signal, and an internet gateway (9).

2. The intelligent agricultural real-time control system based on FPGA of claim 1, characterized in that: the FPGA control main board (1) is a control main board embedded with a CORTEX A9 processor.

3. The intelligent agricultural real-time control system based on FPGA of claim 2, characterized in that: and a DC power supply interface and a MiniUSB interface for supplying power are arranged on the FPGA control main board (1).

4. The intelligent agricultural real-time control system based on FPGA of claim 3, characterized in that: the system also comprises a lithium battery circuit (5) which is electrically connected with the FPGA control main board (1) and used for supplying power.

5. The intelligent agricultural real-time control system based on FPGA of claim 1, characterized in that: the wireless and sensor expansion interfaces (3) are two groups of two-way 2X 10PIN module interfaces, and the 2X 10PIN interfaces are completely in one-to-one correspondence and adopt a reverse plug design.

6. An intelligent agricultural real-time control system based on FPGA according to any one of claims 1-5, characterized in that, the FPGA control mainboard (1), 200-way controller interface (2), wireless and sensor extension interface (3), lithium battery circuit (5), digital or analog sensor interface (6) and 1000M network interface (7) are integrated into one, and the 200-way controller interface (2), wireless and sensor extension interface (3), lithium battery circuit (5), digital or analog sensor interface (6) and 1000M network interface (7) are integrated on the FPGA control mainboard (1).

7. The intelligent agricultural real-time control system based on FPGA of claim 1, characterized in that: the liquid crystal touch screen (4) is an 8-inch high-definition capacitive multi-point LCD touch screen.