JPH0345432B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Technical Field) The present invention relates to an information processing device that can be used for multiple purposes.

(Prior Art) Advances in semiconductor technology have led to miniaturization of circuit components, and portable information processing devices that integrate central processing units, input/output devices, external storage devices, etc. have been put into practical use. The external storage devices of such information processing devices usually use so-called RAM packs, which are blocks of readable and writable random access memory (RAM) and batteries that hold the memory contents. However,
Since the connection to the main unit is made with pins, the connector must be placed somewhere other than the operating surface of the main unit.
In addition to being inconvenient to handle, there were problems in that connections were easily made and connectors and pins were easily damaged.

(Purpose) In view of these problems, the present invention uses a semiconductor storage medium formed in the form of a card, and provides read/write means for this on the operation surface of the main body of the device, thereby improving operability and durability. The purpose of the present invention is to provide a new information processing device that improves the performance of the information processing device.

(Structure) Therefore, the details of the present invention will be described based on the illustrated embodiments.

FIG. 1 is a perspective view of a device showing an embodiment of the present invention, and the reference numeral 1 in the figure is a computer main body that has a built-in signal processing means such as a CPU, an internal storage device, and an interface. is keyboard 2,
On the back side, from the left, a printer 3 and an IC card reading/writing device 4, which is a characteristic feature of the present invention to be described later, are arranged. FIG. 2 is a sectional view showing an embodiment of the above-mentioned IC card reading device, and reference numeral 41 in the figure is an IC card accommodating body, one side of which is rotatably mounted on a base 42 with a hinge. When opened, the biasing force of the spring applies approximately
It consists of a top plate 41a that stops at an angle of 30 degrees, and a pocket member 41b provided on the back side of this plate whose width and depth correspond to the length and width of the IC card, respectively.
A window 43 is formed at a position corresponding to the contacts of the IC card, and a leaf spring 44 is installed inside the pocket to press the IC card against the front plate 41a to prevent it from rattling.
It is configured by providing. Reference numeral 42 designates the aforementioned base, and a connector block holding member 45 is formed at a position facing the contact portion of the IC card loaded in the pocket member 41b, and connector pins 46a, which are connected to an IC card interface to be described later, are provided. 4
A connector block 46, in which the connector blocks 6a are implanted to be elastically movable, is pivotally mounted in a resilient state with a compression spring 49 interposed therebetween, and is swingably provided. Note that reference numerals 47 and 48 in the figure respectively indicate a pin and a heart lever, which constitute locking members that can be opened and closed by pressing the IC card accommodating body 41 from above. Returning to Figure 1 again, this
A display 5 consisting of a liquid crystal panel is provided on the top of the IC card reader 4, which can be expanded with a hinge, and when finished, the IC card reader 4
It is constructed so that it can be folded onto the top surface of the main body, and is further configured with a magnetic card reading device provided on the right side of the main body. Note that the reference numeral 7 in the figure indicates a speaker that outputs alarms and music.

FIG. 3 is a block diagram of a device showing the configuration of the computer described above, in which reference numeral 11 indicates an internal memory 13 consisting of RAM and BOM via a memory bus 12, a keyboard 2 via a common bus 14,
This is a CPU that is connected to input/output devices such as a printer 3, a display 5, and a speaker 7. Reference numeral 4 denotes the above-mentioned IC card reading/writing device, which is connected to the common bus 14 via the card interface 15 and the serial communication interface 16, and is configured to read and write to and from the IC card and RAM card. ing.
Reference numeral 6 denotes a magnetic card reading device that reads magnetic strips attached to cash cards, passbooks, etc. After converting the magnetic strips into serial data by a demodulation circuit 17, the card interface 15 and a multiplexer 18 are switched in a time-sharing manner by a program. Serial communication via
It is connected to the interface 16. 19 is
A communication interface block used when connected to a host computer and operated as an end device, and connected to the common bus 14 via a serial interface 20 and a serial communication interface 21. . 22, 23, 24 are acoustic caputura,
After being converted into serial data by a modem and a serial printer, respectively, by an asynchronous serial interface 25, it is transferred to a common bus by a communication interface 21 and a synchronous/asynchronous interface 27 via a multiplexer 26, which is time-divisionally driven by a program. Connected to 14. A barcode reading device 28 is connected to the common bus 14 via a barcode reading interface 29. Note that the reference numeral 30 in the figure indicates an expansion connector connected to the common bus 14.

FIG. 4 is a block diagram of a circuit showing an example of an IC card, in which reference numeral 31 denotes a card body, and an electrically rewritable nonvolatile memory (hereinafter referred to as EEPROM) 32 for storing data. A one-chip microcomputer 33 for controlling the operation of the sensor is built in, and contacts A to H for connection to the connector pins of the reader are provided on the surface. Configuring the microcomputer 33
The CPU 33a connects to the ROM 33 via the bus 33b.
It is connected to the RAM 33d, EEPROM control section 33e, and serial communication interface 33f, and is operated by the clock signal and reset signal from the clock terminal A and reset terminal B, and the serial communication is performed from the I/O terminal C and the timing terminal D. Comiunication Interface 33
The data and timing signal input to f
EEPROM 32 via EEPROM control unit 33e
Write this data by outputting it to
It is configured to read data from the EEPROM 32 and output it to the I/O terminal C. Note that symbols E, F, G, and H in the figure respectively indicate a bias terminal, a power supply terminal, a non-contact terminal, and a ground terminal to which a high-level voltage is input when writing data to the EEPROM.

In this embodiment, the device is enabled by turning on the main switch (not shown) on the main body, expanding and setting the display. In this state, the top surface of the IC card reader 4 is open, so if you open the IC card accommodating body 41, load the IC card, and push the accommodating body 41 back to its original position after loading, the IC card will be inserted into the accommodating body. 41, and its contacts A...H are connected to the contact pins 46a, 46a of the contact block 46.
come into contact with... During this process, the contact block 46 swings according to the posture of the IC card, so
A reliable electrical contact will be achieved. When data is input from the keyboard 2, this data is subjected to predetermined processing by the CPU 11 based on the program stored in the internal memory 13, and the results are displayed on the display 5, and sent to the printer as necessary. 3 will be printed out. In addition, the magnetic card reader 6
When the data is input to the barcode reader 28, the data is displayed via the interface.
The data is input to the CPU 11 and predetermined data processing is performed. In addition, Komiyuni Kesioninterface Eighth
When connected to other information processing devices through the block 19, acoustic coupler 22, etc., the main device operates as a terminal device.

In this state, when an IC card is loaded into the card reading device 4 and a read command is input from the keyboard 2, a clock signal and drive voltage are supplied to the clock terminal A and power terminal E of the IC card, and the one-chip microcomputer 33 is activated and reads data stored in the EEPROM 32 in synchronization with the timing signal from the timing terminal D. This data is converted into a serial signal by the interface 33e, and sent from the I/O terminal C to the CPU 1 of the main body via the common bus 14.
1 to change the contents of the internal memory 13.
Furthermore, when a storage command is output from the keyboard 2 to the IC card with the IC card loaded, a high-level voltage is applied to the bias terminal E and the data becomes ready for writing, allowing the data stored in the internal memory 13 of the main unit to be read. Data input directly from the keyboard 2 etc. is written to the EEPROM 32.

When you have finished using the device, display 5
When folded toward the main body side, it is folded over the IC card reader 4, and the IC card accommodating body 41 of the IC card reader 4 is covered by the display 5, preventing the IC card from being touched inadvertently. .

In this example, as a semiconductor storage medium,
Although an EEPROM controlled by the CPU is used, a card-shaped package containing a battery and ROM can also be used.

(Effects) As explained above, in the present invention, a housing member for housing a plate-shaped storage medium such that one end can be opened and closed by a shaft is provided at a position covered by the display means when the display means is closed. In addition to being provided in the housing, a contact block having contact pins that come into contact with the contacts of the plate-shaped storage medium when the housing member is closed is swingably provided inside the housing. Even for a portable information processing device that is integrally attached to the housing and has a small installation area, it is possible not only to provide a housing member that assists in attaching and removing the plate-shaped storage medium, but also to allow the display means to be folded into the housing. When the display means is open, the display means prevents the plate-shaped storage medium from being accidentally touched from the outside, and when the display means is open, the plate-shaped storage medium can be easily replaced.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a device showing an embodiment of the present invention, FIG. 2 is a cross-sectional view of an IC card reading device, and FIG. 3 is a perspective view of a device showing an embodiment of the present invention. FIG. 4 is a block diagram showing an example of an IC card. 1... Calculator body, 2... Keyboard, 3...
Printer, 4... IC card reading/writing device, 5... Display, 6... Magnetic card reading device, 31... IC card.

Claims (1)

[Claims] 1. In an information processing device, the central processing unit is housed inside a housing, an input/output means is provided on the surface of the housing, and a display means is provided on the upper surface of the housing so as to be openable and closable by a shaft. A housing member for housing a plate-shaped storage medium is provided in the housing so that one end can be opened and closed by a shaft at a position covered by the display means when the housing is closed, and when the housing member is closed, An information processing device comprising a contact block having a contact pin that comes into contact with a contact point of the plate-shaped storage medium and is swingably provided inside a casing.