JPH10333894A - Mode lock controller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make easily changeable position data or the array of them, by acquiring the data corresponding to the position of a mode lock from a data storage part and notifying an application of the acquired data. SOLUTION: A hardware access part 21 accesses a hardware 1 to acquire the state of a mode lock and judge the current position of the mode lock to notify a data conversion part 22 of it. The part 22 acquires the data corresponding to the current position of the mode lock from a data storage part 31 or the inside of the part 22 via a data access part 32. Then, the acquired position data are compared with the pre-mode lock value that is held in the part 22. If a position change is decided, the acquired data are held in the part 22 as the pre-mode lock value and notified to a data notification part 23. The part 23 notifies an application of the acquired data.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mode lock control device, and more particularly to a mode lock control device in a computer device that can use a mode lock.

[0002]

2. Description of the Related Art In a conventional mode lock control device, mode lock position data is fixedly described in the mode lock control device, and an application includes a current mode lock position obtained from a hardware state. The fixedly described data is notified as the data corresponding to.

[0003]

The problem with the prior art is that when an application is ported from another system or when the data to be notified to the application is not changed, the mode lock control device or the application is remodeled each time. And the extra work required. The reason is that the data of the position of the mode lock often differs from system to system, and the data of the position is described in the mode lock control device in the conventional mode lock control device. This is because the data was fixed.

[0004]

According to the present invention, there is provided a mode lock control device for acquiring a state of hardware, acquiring data corresponding to a current position of the mode lock from a data storage unit, and notifying an application. Means, and reference updating means for referring to and updating data of the position of the mode lock described in the data storage section.

More specifically, a data storage unit for storing mode lock position data, a data access unit for accessing and referencing / updating the data storage unit, and command and position data for referring to and updating data. And a data input / output unit for inputting / outputting data to / from an input device for inputting data and the like and an output device for outputting position data when referring to data.

Further, a hardware access unit that obtains the state of the hardware connected to the mode lock and determines the current position of the mode lock, and acquires data corresponding to the current position of the mode lock through the data access unit. The data conversion unit includes a data notification unit that notifies the application of the data.

The present invention makes it possible to easily change the data of the position of the mode lock, thereby making it possible to port the application from another system or to change the data of the position notified to the application. And improve productivity and reusability of resources.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing a configuration of a mode lock control device according to the present invention. The mode lock control device of the present invention includes a hardware 1 to which a mode lock is connected, a data notifying means 2 operated by program control, a reference updating means 3 operated by program control, an input device 4 for inputting commands and data, and It comprises an output device 5 for outputting data. The data notification unit 2 includes a hardware access unit 21, a data conversion unit 22, a data notification unit 23
The reference updating means 3 includes a data storage unit 31, a data access unit 32, and a data input / output unit 33.
It consists of three parts.

Next, the operation of the mode lock control device of the present invention will be described with reference to FIGS.

The data conversion unit 22 checks whether data is stored in the data storage unit 31 through the data access unit 32 at the time of starting the operation (step 1).
When data is stored in the data storage unit 31,
A setting is made to use the data stored in the data storage unit 31 (step 2). If no data is stored in the data storage unit 31, the data conversion unit 22 is set to use data fixedly described in the data conversion unit 22 (step 3).

The hardware access unit 21 accesses the hardware 1 to acquire the state of the mode lock (step 4), determines the current position of the mode lock from the state, and notifies the data conversion unit 22 (step 4). 5). The data conversion unit 22 transmits the data corresponding to the position to the data storage unit 31 through the data access unit when the data of the data storage unit 31 is set to be used.
If the setting is made such that the data fixedly described in the data conversion unit 22 is used, the data is obtained from the data conversion unit 22 (step 6,
Step 7, Step 8). The data conversion unit 22 compares the acquired data of the position with the previous mode lock value held in the data conversion unit 22 to determine whether the position has changed (step 9), and determines that the position has changed. In this case, the acquired data is held as the previous mode lock value inside the data conversion unit 22, and the acquired data is notified to the data notification unit 23 (Step 10). The data notification unit 23 notifies the application of the data (step 11).

The data input / output unit 33 receives a command from the input device 4 and determines whether the command is a data update or a data reference (steps 12 and 1).
3). If the data has been updated, the input of data is further received from the input device 4, and the input data is stored in the data storage unit 31 through the data access unit 32 (steps 14 and 15). If the data is referred to, the data stored in the data storage unit 31 is obtained through the data access unit 32, and the data is displayed on the output device 5 (step 16, step 1).
7).

[0014]

An embodiment of the present invention will be described with reference to FIG.

FIG. 5 is a block diagram showing an embodiment of the mode lock control device according to the present invention. The mode lock control device of the present embodiment includes a hardware 1 to which a mode lock is connected, data notifying means 2 operated by program control, reference updating means 3 operated by program control, a keyboard device 4 as an input device, and an output device. As a display device 5. The data notifying unit 2 includes a hardware access unit 21, a data converting unit 22, and a data notifying unit 23. The reference updating unit 3 includes a data storage unit 31, a data access unit 32, and a data input / output unit 33.
It consists of three.

Next, the operation of the data notifying means 2 in this embodiment will be described with reference to FIGS. 6, 2 and 3.

At the start of the operation, the data conversion unit 22 checks whether data is stored in the data storage unit 31 through the data access unit 32 (step 1). Since the data is stored in the data storage unit 31, it is set to use the data stored in the data storage unit 31 when the operation starts (step 2).

When the current position of the mode lock determined from the state of the hardware 1 acquired by the hardware access unit 21 is “B”, the data conversion unit 22 sets “7” corresponding to the position “B” of the mode lock. Is held as the previous mode lock value.

Next, when the current position of the mode lock determined from the state of the hardware 1 acquired by the hardware access unit 21 is “D” (steps 4 and 5), it is stored in the data storage unit 31. Since data is set to be used, “2” is acquired from the data storage unit 31 through the data access unit 32 (steps 6 and 7). Since the previous mode lock value held in the data conversion unit 22 is “7”, it is determined that the position of the mode lock has changed, and “2” is stored in the data conversion unit 22 as the previous mode lock value. "2" is notified to the data notification unit (steps 9 and 10). The data notification unit 23 notifies the application of “2” by performing position data (step 11).

Next, the operation of the reference updating means 3 in this embodiment will be described with reference to FIGS.

It is determined whether the command input from the keyboard device 4 is "data update" or "data reference" (steps 12 and 13). Data input is received (step 14). If the input data is "D, 9", the data corresponding to the position "D" of the mode lock in the data storage unit 31 is updated from "2" to "9" (step 15). If the command input from the keyboard device 4 is "data reference", the data is acquired from the data storage unit 31 and the data is displayed on the display device 5 (steps 16 and 1).
7).

[0022]

The effect of the present invention is that it is possible to easily change the data of the position of the mode lock to be notified to the application and the arrangement thereof. This makes it easy to respond to porting of applications from other systems.

The reason is that it is possible to cope with the situation by preparing a data storage unit storing the data of the position and rewriting it as needed, so that it is not necessary to modify the application.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of a mode lock control device of the present invention.

FIG. 2 is a flowchart showing an operation of a data conversion unit in the mode lock control device of FIG.

FIG. 3 is a flowchart illustrating an operation of a hardware access unit in the mode lock control device of FIG. 1;

FIG. 4 is a flowchart showing an operation of a data input / output unit in the mode lock control device of FIG. 1;

FIG. 5 is a block diagram showing a mode lock control device according to one embodiment of the present invention.

FIG. 6 is a block diagram showing a conventional mode lock control device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hardware 2 Data notification means 21 Hardware access part 22 Data conversion part 23 Data notification part 3 Reference update means 31 Data storage part 32 Data access part 33 Data input / output part 4 Input device 5 Output device

Claims (4)

[Claims] 1. A data notifying means for acquiring a state of hardware, acquiring data corresponding to a current mode lock position from a data storage unit and notifying an application, and a mode described in the data storage unit. A mode lock control device comprising: a reference update unit for referring to and updating data of a lock position. 2. The data notifying unit includes a hardware access unit, a data conversion unit, and a data notification unit. The hardware access unit accesses hardware to acquire a mode lock state, and The current position of the mode lock is determined from the state and notified to the data conversion unit, and the data conversion unit compares the acquired position data with the previous mode lock value held therein to change the position. 2. The method according to claim 1, further comprising: determining whether or not the acquired data has changed, holding the acquired data therein as the previous mode lock value, and notifying the acquired data to the data notification unit. 3. Mode lock control device. 3. The mode lock control device according to claim 1, wherein said reference updating means comprises a data storage unit, a data access unit, and a data input / output unit. 4. A recording medium storing a program for executing the operations of the data notifying means and the reference updating means according to claim 1.