CN114926974A - Control method and communication method of infrared communication system - Google Patents

Abstract

The invention discloses a control method and a communication method of an infrared communication system. The network system is used for connecting the server and the wireless equipment, wherein the switch for linking the infrared network equipment has to have POE function; the infrared network equipment adopts the existing infrared TTL module and the network TTL module, so that only the hardware development and configuration process exists, embedded software development does not exist, and the equipment installation is convenient. And transforming the conventional AGV into an RS232 gasket by using the infrared TTL module, replacing the current WIFI module, and accessing the current WIFI module to a main control core chip. The data communication transmission is more stable, and the data security is guaranteed.

Description

Control method and communication method of infrared communication system

Technical Field

The invention relates to the technical field of infrared communication, in particular to a control method and a communication method of an infrared communication system.

Background

Infrared is a short term for infrared, which is an electromagnetic wave. It can realize wireless transmission of data. Since its discovery in 1974, it has been widely used, such as infrared mouse, infrared printer, infrared keyboard, etc. Infrared characteristics: the infrared transmission is a point-to-point transmission mode, compared with wireless transmission, the infrared transmission cannot be far away from the wireless transmission device, the infrared transmission device needs to be aligned to the direction, no barrier can be arranged in the middle, namely, the infrared transmission device cannot penetrate through the wall, the information transmission progress can hardly be controlled, and the safety is low, so that the data of a secret unit cannot be guaranteed; IrDA is already a standard and the components for IR transmission/reception are standardized. For example, an infrared remote controller controls a television, the remote controller only transmits an infrared code, whether control is successful or not is unknown, active identification is required by people, the communication mode is unidirectional and unreliable transmission, and the intelligent control requirement cannot be met.

Disclosure of Invention

The present invention is directed to a method for controlling an infrared communication system and a communication method thereof, so as to solve the above technical problems.

In order to achieve the purpose, the invention adopts the following technical scheme:

a control method of an infrared communication system comprises the following steps:

1) dividing the map of the existing project, using a part of two-dimensional code points as the origin-destination points of the path, using all other two-dimensional codes as the passing points, and not allowing the vehicle to stop at the passing points;

2) installing infrared network conversion equipment at the beginning-end points of all paths, wherein each infrared network conversion equipment has an independent fixed IP address and can actively establish a TCP long link with a server, and the equipment works as a TCP client end;

3) binding the current position two-dimensional code ID and the IP address of the infrared network switching equipment installed at the position on a map of the upper computer;

4) starting the vehicle on a certain origin-destination two-dimensional code, reading a ground code ID through a camera, and starting to send a login instruction after self-checking is finished;

5) after detecting that a vehicle logs in, the upper computer sends a long path instruction according to the task condition, wherein the starting point of the path is the current position, and the end point of the path is another starting point and an end point;

6) for the unidirectional long path, the function of following the vehicle is realized through radar obstacle avoidance, and higher scheduling efficiency is realized by matching with infrared communication;

7) for a crossroad with heavy traffic, all the directions of 4 intersection points are provided with origin-destination points and the infrared rotating network equipment (similar to traffic lights in four directions of the crossroad of a motor vehicle lane) is installed, and all the AGV needing to pass through the crossroad need to wait for the decision of an upper computer to obtain the use permission of the intersection points of the crossroad;

8) the AGV starts to run towards the end point, and after the end point is reached, the step 4 is repeated to continue running;

9) the upper computer needs to bind the two-dimensional code ID of each origin-destination point with the equipment IP, and has a data packet filtering function, and the data packet has a legal data packet only when the two-dimensional code ID number in the information acquired by the server from the current IP equipment and the IP are in a binding relationship;

10) the upper computer rewrites the path issuing part logic and the traffic control logic according to the new scheduling method

And a controller in the AGV needs to be modified on an electric control interface to adapt to the infrared equipment, and the WIFI part sending and receiving logic needs to be modified in a procedure.

A communication method of an infrared communication system comprises the following steps:

A. starting the system, and enabling all AGVs to be in place;

B. after the AGV self-checking is finished, checking the ID of the ground two-dimensional code;

C. the AGV rotates to the direction of 0 degree, the angle is agreed in advance, and the AGV codes are realized in advance;

D. the method comprises the steps that an AGV starts to send a login package through infrared rays, wherein the login package comprises an AGV ID number and a two-dimensional code ID;

E. the infrared rays at the corresponding position on the ground receive the login packet, convert the login packet into network data and report the network data to the upper computer;

F. the upper computer receives the login packet, checks that the IP address, the AGV ID and the two-dimension code ID are correct, allows login, and replies the login packet to the IP address equipment to complete login;

G. the upper computer sends a path packet to the IP according to the task condition, wherein the path packet comprises the ID number of the current AGV, the starting point is the current two-dimensional code, and the end point is required to be provided with another infrared device; H. the AGV sends a path packet reply, the packet comprises an AGVID number and a two-dimension code ID, and the AGV starts to run to the terminal;

I. when the AGV reaches the terminal point, rotating to 0 degree, and sending an arrival instruction to the infrared of the position, wherein the instruction also comprises an AGV ID and a two-dimension code ID;

J. and after the upper computer receives the instruction and checks that the IP address, the AGV ID and the two-dimension code ID are correct, the upper computer confirms that the current path is finished and continues to send the next path.

Compared with the prior art, the invention has the following advantages: the data communication transmission is more stable, and the data security is guaranteed. The invention is improved on the basis of the existing bin robot and the existing vehicle hiding system, is used for replacing the existing wifi communication function, has higher confidentiality and security, solves the problem of secret leakage in the military industry, and can be further expanded to replace all wireless communication fields.

Drawings

FIG. 1 is a flow chart of a communication method of the system of the present invention;

FIG. 2 is a schematic diagram of the network topology of the system of the present invention.

Detailed Description

The invention is explained in further detail below with reference to the figures and the specific embodiments.

A control method of an infrared communication system comprises the following steps:

1) dividing the map of the existing project, enabling a part of two-dimensional code points to be used as the origin-destination points of the route, enabling all other two-dimensional codes to be used as the passing points, and not allowing parking at the passing points;

2) installing infrared network conversion equipment at the beginning-end points of all paths, wherein each infrared network conversion equipment has an independent fixed IP address and can actively establish a TCP long link with a server, and the equipment works as a TCP client end;

3) binding the current position two-dimensional code ID and the IP address of the infrared network switching equipment installed at the position on a map of the upper computer;

4) starting the vehicle on a certain origin-destination two-dimensional code, reading a ground code ID through a camera, and starting to send a login instruction after self-checking is finished;

5) after detecting that a vehicle logs in, the upper computer sends a long path instruction according to the task condition, wherein the starting point of the path is the current position, and the end point of the path is another starting point and an end point;

6) for the unidirectional long path, the function of following the vehicle is realized through radar obstacle avoidance, and higher scheduling efficiency is realized by matching with infrared communication;

7) for a crossroad with heavy traffic, all the directions of 4 intersection points are provided with origin-destination points and the infrared rotating network equipment (similar to traffic lights in four directions of the crossroad of a motor vehicle lane) is installed, and all the AGV needing to pass through the crossroad need to wait for the decision of an upper computer to obtain the use permission of the intersection points of the crossroad;

8) the AGV starts to run towards the terminal, and after the terminal is reached, the AGV repeats the step 4 to continue running;

9) the upper computer needs to bind the two-dimensional code ID of each origin-destination point with the equipment IP, and has a data packet filtering function, and the data packet has a legal data packet only when the two-dimensional code ID number in the information acquired by the server from the current IP equipment and the IP are in a binding relationship;

10) the upper computer rewrites the path issuing part logic and the traffic control logic according to the new scheduling method

And a controller in the AGV needs to be modified on an electric control upper interface so as to adapt to infrared equipment, and a WIFI part sending and receiving logic needs to be modified on a program.

A communication method of an infrared communication system comprises the following steps:

A. starting the system, and enabling all AGVs to be in place;

B. after the AGV self-checks, checking the ID of the ground two-dimensional code;

C. the AGV rotates to the direction of 0 degree, the angle is agreed in advance, and the AGV codes are realized in advance;

D. the method comprises the steps that an AGV starts to send a login package through infrared rays, wherein the login package comprises an AGV ID number and a two-dimensional code ID;

E. the infrared rays at the corresponding position on the ground receive the login packet, convert the login packet into network data and report the network data to the upper computer;

F. the upper computer receives the login packet, checks that the IP address, the AGV ID and the two-dimension code ID are correct, allows login, replies the login packet to the IP address equipment and completes login;

G. the upper computer sends a path packet to the IP according to the task condition, wherein the path packet comprises the ID number of the current AGV, the starting point is the current two-dimensional code, and the end point needs to be provided with another infrared device; H. the AGV sends a path packet reply, the packet comprises an AGVID number and a two-dimension code ID, and the AGV starts to run to the terminal;

I. when the AGV reaches the terminal point, rotating to 0 degrees, and sending an arrival instruction to the infrared of the position, wherein the instruction also comprises the AGV ID and the two-dimension code ID;

J. and the upper computer receives the instruction, checks the IP address, the AGV ID and the two-dimension code ID to be correct, confirms that the current path is finished and continues to send the next path.

The network system is used for connecting the server and the wireless equipment, wherein the switch for linking the infrared network equipment must have POE function; the infrared network equipment adopts the existing infrared TTL module and the network TTL module, so that only the hardware development and configuration process exists, embedded software development does not exist, and the equipment installation is convenient. The existing AGV is transformed into an RS232 gasket by using the infrared rotation TTL module, replaces the current WIFI module and is connected to a main control core chip.

The foregoing is a preferred embodiment of the present invention, and it will be appreciated by those skilled in the art that changes, modifications, substitutions and variations may be made in the embodiments without departing from the principles and spirit of the invention, which is further defined in the appended claims.

Claims (2)

1. A control method of an infrared communication system is characterized by comprising the following steps:

1) dividing the map of the existing project, enabling a part of two-dimensional code points to be used as the origin-destination points of the route, enabling all other two-dimensional codes to be used as the passing points, and not allowing parking at the passing points;

2) installing infrared network conversion equipment at the beginning-end points of all paths, wherein each infrared network conversion equipment has an independent fixed IP address and can actively establish a TCP long link with a server, and the equipment works as a TCP client end;

3) binding the current position two-dimensional code ID and the IP address of the infrared network switching equipment installed at the position on a map of the upper computer;

4) starting the vehicle on a certain origin-destination two-dimensional code, reading a ground code ID through a camera, and starting to send a login instruction after self-checking is finished;

5) after detecting that a vehicle logs in, the upper computer sends a long path instruction according to the task condition, wherein the starting point of the path is the current position, and the end point of the path is another starting point and an end point;

6) for the unidirectional long path, the vehicle following function is realized through radar obstacle avoidance, and higher scheduling efficiency is realized by matching with infrared communication;

7) for a crossroad with heavy traffic, setting origin-destination points in 4 directions of the intersection point and installing infrared network equipment, wherein all AGV needing to pass through the crossroad need to wait for the decision of an upper computer to obtain the use permission of the intersection point of the crossroad;

8) the AGV starts to run towards the end point, and after the end point is reached, the step 4 is repeated to continue running;

9) the upper computer needs to bind the two-dimensional code ID of each origin-destination point with the equipment IP, and has a data packet filtering function, and the data packet has a legal data packet only when the two-dimensional code ID number in the information acquired by the server from the current IP equipment and the IP are in a binding relationship;

10) the upper computer rewrites the path issuing part logic and the traffic control logic according to the new scheduling method

And a controller in the AGV needs to be modified on an electric control interface to adapt to the infrared equipment, and the WIFI part sending and receiving logic needs to be modified in a procedure.

2. A communication method of an infrared communication system is characterized by comprising the following steps:

A. starting the system, and enabling all AGVs to be in place;

B. after the AGV self-checking is finished, checking the ID of the ground two-dimensional code;

C. the AGV rotates to the direction of 0 degree, the angle is agreed in advance, and the AGV codes are realized in advance;

D. the method comprises the steps that an AGV starts to send a login package through infrared rays, wherein the login package comprises an AGV ID number and a two-dimensional code ID;

E. the infrared rays at the corresponding position on the ground receive the login packet, convert the login packet into network data and report the network data to the upper computer;

F. the upper computer receives the login packet, checks that the IP address, the AGV ID and the two-dimension code ID are correct, allows login, and replies the login packet to the IP address equipment to complete login;

G. the upper computer sends a path packet to the IP according to the task condition, wherein the path packet comprises the ID number of the current AGV, the starting point is the current two-dimensional code, and the end point is required to be provided with another infrared device; H. the AGV sends a path packet reply, the packet comprises an AGVID number and a two-dimension code ID, and the AGV starts to run to the terminal;

I. when the AGV reaches the terminal point, rotating to 0 degrees, and sending an arrival instruction to the infrared of the position, wherein the instruction also comprises the AGV ID and the two-dimension code ID;

J. and the upper computer receives the instruction, checks the IP address, the AGV ID and the two-dimension code ID to be correct, confirms that the current path is finished and continues to send the next path.

Images