JPS61216066A - Information perocessing device - Google Patents

Abstract

PURPOSE:To display always the latest information on a terminal by installing a timer circuit on a terminal equipment, inquiring automatically a question to a host device at every certain period and returning the latest information as a response message by the host device. CONSTITUTION:At the time of the rise of the terminal equipment 1, a processor A2 activates the timer circuit 3 through a data line 30, and simultaneously sets a time-out counted value to a timer count setting area 4. At time-out, the circuit 3 interrupts the processor A2 at every certain period so as to report. The processor A2 reads a value in the area 4 at every interruption from the circuit 3, subtracts one and stores the updated value in the area 4. When the updated value comes to zero, the processor A2 transmits an automatic inquiry message setting an automatic inquiry code to the host device 20 through an inter-host device transmitting receiving buffer 12. Responding the message, the device 20 returns the latest information as the automatic inquiry response message. Thus, the equipment 1 can display the latest information without fail.

Description

[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to a system in which a terminal device automatically makes an inquiry to a higher-level device at regular intervals and displays a response message, and particularly relates to a system in which a terminal device automatically makes an inquiry to a higher-level device at regular intervals and displays a response message. The present invention relates to an information processing device suitable for a business type that constantly displays information on a terminal.

[Background of the invention]

Conventionally, there was no function for the terminal device to automatically issue inquiries at predetermined intervals, so when an operator wanted to obtain information such as the latest news, the operator could access the 4B[, upper solid source 1 such as solid equipment,
It is necessary to make an inquiry to the worker in the operating zone, and there is also a drawback that the operability is low because the trigger for updating to the latest news cannot be determined.

For example, in Japanese Patent Application Laid-Open No. 58-10121, a host device monitors the status of a terminal device at a predetermined period, and upon detecting a change in the status of the terminal device, the latest information is sent to the console of the host device. Although what is displayed on the display is shown, the system does not allow the operator of the terminal device to recognize the latest information.

[Purpose of the invention]

An object of the present invention is to eliminate the above-mentioned drawbacks by providing a timer circuit in a terminal device, automatically making an inquiry to a higher-level device at regular intervals, and having the higher-level device return the latest information as a response message. The object of the present invention is to provide an information processing device in which the latest information can be viewed at all times.

[Summary of the invention]

In order to achieve the above object, the present invention provides a system that includes a terminal device having a display device and a host device that returns a response message to an inquiry message from the terminal device. A timer circuit is provided to automatically send an inquiry message to the device, and the host device receives the inquiry message sent from the terminal device and returns information to be notified to the terminal device as a response message to the terminal device, The terminal device is characterized in that it can always display the latest information by displaying a response message on a display device and repeating these processes at regular intervals using a timer circuit.

[Embodiments of the invention]

Hereinafter, one embodiment of the present invention will be described in detail using the drawings.

FIG. 1 is a block diagram showing the system configuration of an embodiment of the present invention.

1 is a terminal device, which includes a processor A2, a timer circuit 3,
Display screen buffer 8.9, input key buffer 10.1
1. Contains a transmission/reception buffer 12 between host devices, a timer count setting area 4, a status setting area 5, an automatic inquiry request presence/absence setting area 6, and a normal inquiry request queue 7.
Key human power devices 15.16 corresponding to the display devices 13.14 and 16.14 are connected, respectively.

20 is a host device, which includes a processor B 21, an inter-terminal device transmission/reception buffer 22, an input key buffer 23 from a console display 27, a serial number table 24 for heading data, a heading storage buffer 25, and a heading detailed data storage buffer 26; console display 27
is connected.

Note that the terminal device 1 sends an inquiry message to the host device 20, and does not make the next inquiry until it receives a response message to this inquiry message.
The host device 20 is a so-called terminal-activated system that only sends a response message to the inquiry message from the terminal device 6.1, but does not unilaterally send a message to the terminal device 1.

In such a terminal-activated system, there is no unilateral message sent from the host device to the terminal device, so the timing of the terminal device's own power is not disturbed, resulting in good operability1. There are advantages such as no need for control to avoid message collision 9, etc.

Furthermore, the operation of one embodiment of the present invention will be explained.

When starting up the terminal equipment flit, the processor A2 starts the timer circuit 3 via the 0, data line 30.

At this time, a timeout count value is set in the timer count setting area 4 via the data line 31. (For example, if the timer circuit 3 is a 1 (LOMG timer and the automatic inquiry cycle is 30 seconds, set it to 300.) At the time of timeout, the timer circuit 3 reports an interrupt to the processor A2 at regular intervals via the data line 30. The processor A2 connects the data line 31 to each interrupt from the timer circuit 3.
Read the value of timer count setting area 4 through
This updated value is then stored in the timer count setting area 4. When this updated value becomes 0, processor A2 recognizes this as an opportunity to generate an automatic inquiry, and sets an automatic inquiry message in which the automatic inquiry code shown in FIG. 8 is set in the transmission/reception buffer 12 via the data line 39, The identification code under automatic inquiry is set in the status setting area 5 via the data line 52 ft, and transferred to the host device 20 via the data line 44.

In the host device 20, the processor 21 converts the received data sent from the terminal device 1 into the transmission/reception buffer 22 into data l.
! 45, and recognizes an automatic inquiry by recognizing an automatic inquiry code defined in advance as a fixed value other than the normal inquiry input key code and transfer key type code. When the processor B21 receives the automatic inquiry message, it sends the serial number table 2 via the data line 47.
4, reads the serial number and the heading address corresponding to the serial number, reads the data from this heading address via the data line 48, and reads the corresponding heading data from the heading storage buffer 25,
The data [45 is set in the sending/receiving buffer 22 in the format of an automatic inquiry response message as shown in FIG.
It is transferred to the terminal device 1 via the data line 44.

In the host device 20, information to be communicated to the terminal device 1 is entered in advance through the console display 27 by first inputting a key in the heading section, pressing a specific key indicating the end of entering the heading, and then inputting detailed data. The processor B21 takes the input data into the input key buffer 23 through the data line 50, reads it through the data line 46, identifies the heading input end specific key code, sorts it into headings and detailed data, and divides the data into headings and detailed data, as shown in FIG. Read the serial number table 24 via the data line 47, set an updated value that is the maximum serial number plus 1 in the minimum serial number part of this serial number table 24, and write it to the heading storage buffer 25 yen indicated by the corresponding heading address. Heading data as shown in FIG. 3 is stored via the data line 48. Furthermore, data 1!4 is stored in the heading detailed data storage buffer 26 indicated by the detailed data address.
5 detailed data as shown in FIG.

When the terminal device 1 receives a response from the host device 20, it reads the status setting area 5 through the processor A2 or the data line 32, and if an automatic inquiry is in progress, this response is recognized as an automatic inquiry response message and is displayed on the display screen. By setting the data in the transmission/reception buffer 12 read through the data line 39 in the automatic inquiry response display area of the buffer 8 through the data line 35 as shown in FIG. 6, the data #! It is displayed on the display device 13 via 40. Next, by performing similar processing on the display screen buffer 9, the display device 13 connected to the terminal device 1.
An automatic inquiry response message is displayed at 14.

The processor A2 sets a timeout count value in the timer count setting area via the data line 31, starts the re-inversion timer circuit 3, counts the number of interrupts from the timer circuit 6, and when the next automatic inquiry trigger is detected, starts the automatic inquiry. I did this and returned 9 copies without this operation.

8. The timer circuit 3 may be started/stopped by the operator performing start/stop operation e) within an arbitrary time after starting up the terminal device 1.

The operator looks at the automatic inquiry response display displayed on the display device 13, 14, and when he/she wishes to obtain detailed information, inputs the serial number of the key human power device t15. The key data including the input serial number is sent to the key person Cabanofa 10 via the data line 42.
processor A via data 11157.
2 determines the type of input key code, and sets the input key code to the display screen buffer 80 through the display screen buffer 80 as shown in FIG. Be displayed. When the operator presses the transfer key corresponding to the automatic inquiry detailed information request, the processor A2 recognizes this, reads the input key code in the display screen buffer 8 via the data line 35, and transfers the transfer key to the display device where the - button was pressed. The number is added and set in the sending/receiving buffer 12 via data @39 in the normal inquiry message format shown in FIG.
A code indicating that a normal inquiry is in progress is set via the data line 32 to the data! 44 to the host device fi20.

The processor B21 of the host device 20 has a transmission/reception buffer 2.
2 is read through the data line 45, and if the transfer key type code is automatic inquiry detailed information request, the detailed data of the requested serial number is stored from the serial number table 24 shown in Figure @2 through the data line 47. Read the address and read detailed data from the header detailed data storage buffer 26 via data @ 49 and via data line 45.

The data is then set in the transmission/reception buffer 22 and transferred to the terminal device 11 via the data line 44.

When the terminal device 1 receives the response message, the processor 2 reads the data in the sending/receiving pannoir 12 via the data line 59, reads the data in the status general area S via the data line 32, and makes a normal inquiry. If so, this response message is recognized as a response to a normal inquiry.Procera+jA2 sets a display message via the data line 65 in the normal meeting response display area in the display screen buffer 8 corresponding to the press of the transfer key. As a result, detailed information of the automatic inquiry heading is displayed on the display device 13 via the data line 4o.

Next, automatic and normal inquiry tying and message transmission and reception will be explained for cases 1 to 2 shown in FIG. 10.

■ Occurrence of automatic inquiry when dermatology ζt1 is not in the process of inquiry (Case ■) Since the status is not in the process of inquiry, the status setting area 5 is set to ``automatic inquiry'', and the automatic inquiry message is transferred to the host device t20 (11th (Figure), l After receiving the inquiry message, the higher-level device t20 returns a response message.

■ Occurrence of a normal inquiry when the terminal device is not in the middle of an inquiry (Case ■) Since the status is not in the middle of an inquiry, the status setting area 5 is set to a normal inquiry, and the normal inquiry message is transferred (FIG. 11).

After receiving the inquiry message, the host device 20 returns a response message.

■ Occurrence of normal inquiry during automatic inquiry (Case) Since the status is set to automatic inquiry, processor A2 sends the normal inquiry request key L-7 via the data line 34.
Register the key manual device number for regular inquiry requests (first
Figure 1).

Upon receiving the automatic inquiry response message from the host device 20, the processor A2 displays the automatic inquiry response message on all connected display devices. The automatic inquiry request presence/absence setting area 6 is the request heat, so the data line! 14
If there is a request, the status setting area 5 is set to normal inquiry via the data line 52, and the normal inquiry message is transferred.

■ Automatic inquiry occurs during normal inquiry (Case ■) Since the status is set during group normal inquiry, processor A2 is connected to the data line! 15, the request arm χ is set in the automatic inquiry request presence/absence setting area (FIG. 11).

Upon receiving the normal inquiry response message from the host device [120], the professional Nosa A2 inputs the normal inquiry request key set at the beginning of the normal inquiry request key 7 as shown in FIG. 5 via the data line 64. The device number is read and a response message is displayed in the information display area of the corresponding display device.

Next, the second request in the normal inquiry request queue is moved to the top, and the second request area is cleared.

The automatic inquiry request presence/absence setting area 6 read through the data line 33 is set to ``required'', so it is cleared to request fever, and the status setting area 5 is set to automatic inquiry via the data line 52 to display the automatic inquiry message. The upper level equipment
Transfer it to It20.

According to this embodiment, since the terminal device automatically makes inquiries at regular intervals, the operator of the terminal device can always see the latest information headlines without performing any special operations.

If there is a message to be sent to the terminal device, the host device can display it on all the display devices that it wants to display by responding as a response message to the inquiry from the terminal device.

Furthermore, if the operator wants to know the details of the latest information, he or she can obtain the details by performing a normal inquiry operation.

In addition, since the timer circuit can be operated only within an arbitrary period of time, it is possible to prevent the generation of inquiry messages during unnecessary times, improving line efficiency and reducing the load on terminal equipment and host equipment. ◇ [Effects of the Invention] As is clear from the above explanation, according to the present invention, since the terminal device side can automatically make inquiries to the host device side at regular intervals, the operator of the terminal device can The effect is that you can always see the latest information without having to perform any extensive operations.

[Brief explanation of the drawing]

w, Figure 1 is a block diagram showing the configuration of an information processing device that is an embodiment of the present invention, Figure 2 is a diagram showing an example of the format of the serial number table in the terminal control device, and Figure 3 is an example of the format of the heading storage buffer. FIG. 4 is a diagram showing an example of the format of the heading detailed data storage buffer. FIG. 5 is a diagram showing an example of the format of a normal inquiry request.
The figure shows an example of the format in the display screen buffer, Figure 7 shows an example of the format of a normal inquiry message, Figure 8 shows an example of the format of an automatic inquiry message, and Figure 9 shows an example of the format of an automatic inquiry response message. Figure 810 is a diagram showing an example of the format. Figure 810 is a timing chart for automatic and normal inquiries. Figure 11 is a flowchart showing the processing of the terminal device when a normal/automatic inquiry occurs. Figure 12 is the processing of the terminal equipment when receiving a response message. Flowchart showing. 1... Terminal device 2... Processor A 3... Timer circuit 4... Timer count setting area 5... Status setting area 6... Automatic inquiry request presence/absence setting area 7... Normal inquiry request Key 8.9...Display screen buffer 10.11...Input key buffer 12...Transmission/reception buffer between host devices 13.14...Display device 15.16...Key human power device 20...Upper Device 21... Processor B 22... Inter-terminal device transmission/reception buffer 23... Input key buffer 24... Serial number table 25... Heading storage buffer 26... Heading detailed data storage buffer 27... Console Display Re + Ya De 2 2nd 4th figure Atsushi 5th figure 3D Figure 7 Figure 8 Figure 10 Case ■ ■ ■
■Kudzu 11 Illustrated Collection 12r2

Claims (1)

[Claims] In a system comprising a terminal device having a display device and a host device that returns a response message in response to an inquiry message from the terminal device, the terminal device automatically sends an inquiry message to the host device at a predetermined period. The host device receives the inquiry message sent from the terminal device, and returns information to be notified to the terminal device as a response message to the terminal device, and the terminal device receives the inquiry message. An information processing device characterized in that the latest information can be displayed at all times by displaying on the display device and repeating these processes at a constant cycle by the timer circuit.