CN2224437Y

CN2224437Y - Popular computer

Info

Publication number: CN2224437Y
Application number: CN 95200896
Authority: CN
Inventors: 祝维沙; 韩玉文
Original assignee: YUXING MACHINERY ELECTRONICS INST XICHENG DISTRICT BEIJING
Current assignee: YUXING MACHINERY ELECTRONICS INST XICHENG DISTRICT BEIJING
Priority date: 1995-01-20
Filing date: 1995-01-20
Publication date: 1996-04-10
Anticipated expiration: 2005-01-20

Abstract

The utility model relates to a popular computer. A computer game is added with an input and output device composed of a 101 standard keyboard, an audio tape recorder, a color TV and a printer. The capacity of an internal memory is expanded by a learning card. The computer game is added with a floppy disk drive to form an outer auxiliary memory, and basic hardware configuration of the computer is formed. The popular computer which has the advantages of novel structure, low price and good performance and price ratio is matched with relevant system software and the application software. A control circuit of the computer has smart design, simple structure and reliable work.

Description

Popular computer

The utility model relates to a kind of have basic configuration and novel structure, computer for household use, or rather, relate to and a kind of computer games is set peripheral hardwares such as study card that exented memory is housed, standard 101 keyboards, printer interface, and set floppy disk, a kind of popular computer that utilizes floppy disk to constitute as supplementary storage.

Now, the computer games of this paradise series and compatible thereof (as little talent, wonderful doctor, victory sky, Little Caesar, the best etc.) have entered into huge numbers of families, become many children of family, teenager and even some indispensable amusement articles of being grown up.But these game machines can only be played games basically, and mostly can only play the game shows that various portable game cards are provided, and content is more dull uninteresting.The manufacturer that has sets QWERTY keyboard, sets up printer interface and has EPROM and " study card " of RAM chip, can be used for study typewriting or foreign language studying, becomes computer learning machine.But the internal memory of this computer learning machine is too little, does not have the sort of supplementary storage of flexible plastic disc or hard disk again, and its range of application is greatly limited, and can not constitute the computer of real meaning.

70 year initial stage combined and the microcomputer that is born by electronic computation technology and VLSI (very large scale integrated circuit), and because of its volume is little, low in energy consumption, function strong, reliable operation and the relatively low characteristics of price, development rapidly.Especially after the eighties American I BM company releases PC (personal microcomputer), because this machine is a core with microprocessor intel8088, processing power is very strong, its function is also expanded by the software that becomes increasingly abundant, it is many in the past by the every affairs and the brainwork of artificial treatment to replace human brain to carry out, win the laudatory title of " computer " thus, and begin to enter increasing family.Though, along with the microelectronics development of science and technology, the cost of microcomputer and price are the situation that descends day by day, but the price that has a home-use microcomputer (referring to include: keyboard, display and the mainframe box system board, a display control board being installed and having been set floppy disk) of basic configuration is at present still wanted more than thousands of yuans.This price also dislikes higher for the people of China vast town and country wage-earners, is to hinder computer to enter huge numbers of families, makes vast youngsters and children contact, learn and grasp the major obstacle of computing machine early.

The purpose of this utility model provides a kind of novel structure, price is cheap, has basic configuration and energy popular computer for household use.

Another purpose of the present utility model provides a kind of popular computer that the common computer game machine is set study card and floppy disk and upgrade and constitute.

The utility model is achieved in that it includes computer game machine host, two game machine steering controllers, 101 key QWERTY keyboard, the study card and the floppy disk driver of exented memory chip are housed, wherein the casing of 101 key QWERTY keyboard and computer games is made of one, its front side is 101 key QWERTY keyboard, and rear side central authorities are provided with the game card slot; Wherein the computer games control circuit is made up of game machine nonshared control unit integrated circuit, audio interface circuit and amplifying circuit, video interface circuit and amplifying circuit, executor interface circuit, printer interface circuit and game card slot; It is characterized in that: this casing rear side is equiped with floppy disk on one side, its control circuit is to draw 8 data-signals from the game card slot, article 16, address signal and two control signal OE, Ф 2, above-mentioned address signal and control signal are behind joint decoding, respectively with floppy disk nonshared control unit integrated circuit read-write RD, WE and command register, the selection signal LDOR of control register, the pin of LDCR links to each other, be used to control the command register of this special IC, the read-write operation of control register and data register, above-mentioned data signal line then with the directly corresponding connection of the data line pin of this nonshared control unit integrated circuit; The output control signal of this nonshared control unit integrated circuit then directly and disk drive machine nonshared control unit integrated circuit can to select the model of Taiwan Lian Hua company for use be UM6561 or the type product compatible with it.Above-mentioned floppy disk nonshared control unit integrated circuit (IC) chip can select for use the profound scholar to reach GM82C765B model of (Gold StaR) company or the type product compatible with it.Above-mentioned floppy disk nonshared control unit integrated circuit can external 16MHZ crystal oscillator as its dominant frequency CLK1 signal.Above-mentioned floppy disk is meant drivers present and IBM series microcomputer 3.5 inches floppy disks compatibility, the universal standard.In the middle of the casing rear side, leave the space that is referred to as expansion tank, on its rear side rear side wall, offer extending bore, can use for installing from now on, so that widen hardware configuration function of the present utility model such as this type of control circuit of RS232 serial communication interface.The utility model can connect the family expenses color TV set or connect the monochrome display of china educational computer series by video interface that (resolution is: 320 * 200) as its display by the RF output interface.The diskette slot of above-mentioned floppy disk is installed on the sidewall of casing rear side, then is provided with the insertion mouth of two executor handles on another sidewall corresponding with it.The profile physical dimension of said machine casing is: long is 470mm, and wide is 275mm, and height is 15-35mm, and promptly 101 QWERTY keyboard of its front end are close with the QWERTY keyboard height of microcomputer configuration at present.

The characteristics of maximum of the present utility model are to have set floppy disk for computer games, and place game machine casing inside to make integrated this floppy disk, make computer games utilize flexible plastic disc to become a reality as its supplementary storage, thereby overcome common computer learning machine and game machine and all do not had external storage, can not carry out the limitation of text information processing, upgrading for the purposes of widening computer games becomes the popularization computer important hardware configuration is provided, and makes it to become a reality.Since the utility model be on the computer games basis, set up 101 QWERTY keyboard, have the study card of exented memory and with the family expenses colour TV as its display, floppy drive control circuit that is equipped with printer interface that hard copy is provided, audio tape machine interface and is made of flexible plastic disc nonshared control unit integrated circuit and floppy disk are formed, satisfy the hardware basic configuration requirement of microcomputer, become novel structure of new generation.The popular computer that price is cheap, price of the present utility model is about about thousand yuan, want much economical than the so-called home computer of thousands of units, and usability and operating function are all very nearly the same, popularize education for computer and created good material base and condition for computer enters huge numbers of families.In fact, function of the present utility model head and shoulders above the scope of common computer learning machine and game machine, not only can be used to play games, carry out English-Chinese dictionary study, acoustic image study and Chinese and English typewriting, can also carry out the text editing of softwares such as WPS and handle and work out form, the programming of LOGO, BASIC, recreation BASIC supervisor language and carry out computer composition or the like.In addition, it is ultrathin that QWERTY keyboard of the present utility model belongs to, very nearly the same and well below the height of present various computer learning machine keyboards with the QWERTY keyboard height of common computer, the mechanism of this keyboard conforms ergonomics can be difficult for producing the sense of fatigue for long-term keystroke operation.Also be provided with expansion tank space and expansion interface hole in the casing, be equivalent to the expansion slot in the microcomputer, can be this device and set up from now on such as RS232 serial communication interface or other peripheral hardwares and allow some leeway.Floppy drive interface control circuit of the present utility model is simple in structure, the design dexterous, reliable operation, is the newcomer in the microcomputer family, also widens its popularizing application prospect for computer games and learning machine a road that has much attractive force is provided.

Fig. 1 is a surface structure synoptic diagram of the present utility model

Fig. 2 is an outward appearance rear structure synoptic diagram of the present utility model

Fig. 3 is motherboard circuit theory diagrams in the control circuit of the present utility model

Fig. 4 is a main frame interface with floppy disk driver control circuit electrical schematic diagram in the control circuit of the present utility model.

At first referring to Fig. 1, Fig. 2, the utility model is set up peripheral hardwares such as learning card, 101 QWERTY keyboard and floppy disk by the computer game machine host and is formed, and wherein 1 is casing of the present utility model, and this casing is made one with QWERTY keyboard and game host.The 2nd, be positioned at 101 key QWERTY keyboard of casing 1 front side, the control circuit of this device mainly is positioned at the right-hand part the inside of casing 1 rear side, its top is provided with louvre 3, the place ahead of louvre 3 is provided with power switch 4 and reset switch 5, the rear side middle part of casing 1 is respectively game card slot 6 and the space that is referred to as expansion tank 7, still do not place at present the control circuit that any electronic devices and components are formed in this expansion tank 7, give in advance when setting up control circuits such as placing other Peripheral Interfaces or RS232 serial communication interface from now on and use, be equivalent to the expansion slot in the present common computer mainframe box.Corresponding with it, also offer expansion interface through hole 17 at casing rear side back, for being installed, combination hub uses (referring to Fig. 2).Casing rear side back also is installed on the video signal output interface (VIDEO OUT) 12 of supply socket 10, TV set aerial output interface (RF OUT) 11 and monochrome display, draws the signal that continues with the monochrome display (resolution is 320 * 200) of family expenses color TV set or china educational computer series thus.The 13rd, the audio signal output interface, 14,15,16 is respectively the input interface (SAVE shown in Figure 3) of blattnerphone and the output interface (LOAD1 shown in Figure 3,2) of left and right acoustic channels.The 18th, printer interface (PRINTER shown in Figure 3) can make common stylus printer and the utility model continue mutually and form to be its peripheral hardware thus, the output hard copy.Wherein game card slot 6 can be used for patching the conventional portable game card and the study card that has exented memory.This device is furnished with two game machine steering controller (not shown)s, the 9th, the insertion handle of these two executors.The difference of above-mentioned setting of the present utility model and some other computer learning machine is not very big, its maximum characteristics are to be equiped with floppy disk 8 and to have additional the floppy drive interface control circuit in one side of casing 1 rear side, making becomes its auxiliary memory with compatibility, the universal standard the mutually 3.5 inches floppy disks of IBM series microcomputer, thereby has expanded the memory capacity of computer games greatly and to the processing processing power of data, program.The diskette slot 19 of this floppy disk 8 is arranged on the sidewall of casing 1 rear side, then is provided with the insertion mouth (failing on the figure to illustrate) of above-mentioned two executor handles 9 on another sidewall corresponding with it.In a word, the utility model is to utilize the computer game machine host to be the basis, set up keyboard 2, blattnerphone is (by

interface

14,15,16 realizations) and colour TV or monochrome display (by

interface

11 or 12 realizations), printer (by interface 18 realizations) constitutes its input, output device, utilize its internal storage capacity of study card expansion, set up floppy disk 8 again and constitute its external memory storage, finish the basic hardware configuration of a microcomputer (i.e. " computer ") thus, be aided with corresponding system software and application software again and support, formed the popularization computer of a novel structure.Because this computer is progressively to be developed through computer learning machine by computer game to form, many application software of original exploitation (comprising Games Software, Chinese and English typewriting software, English-Chinese dictionary translation learning software, acoustic image learning software and LOGO, recreation BASIC and composition software or the like) can be moved on the utility model, the WPS software in the utility model operation of applicant's exploitation has recently been obtained good result, can utilize the utility model hardware configuration to carry out transaction management work such as WPS text editing, form processing.In a word, the utility model is fit to the current both urban and rural residents's of China personal consumption level very much, and its price is about about in the of thousand yuan, than PC, 286 machines, 386 machines and 486 facility of each class have high ratio of performance to price advantage now.

The schematic diagram of major control circuit of the present utility model sees also Fig. 3, shown in Figure 4, wherein Fig. 3 right side mainly is the control circuit composition of computer games, it is made up of game machine nonshared control unit integrated circuit U1, audio interface circuit 20 and amplifying circuit 22, video interface circuit 20 and the vertical

device interface circuit

24,25 of 21, two operations of amplifying circuit, printer interface circuit 23 and game card 60 pin slots 27, recorder interface circuit 26.Wherein game machine nonshared control unit integrated circuit U1 controls maincenter with original initial 9 monolithic integrated optical circuits (be respectively: model is that 6527 CPU, model are 6538 presentation manager, 6116 * 2 picture buffer and program buffer, 368 * 2 interface circuit, 139 code translator, 273 driver and 7805 power supply) through ultra-large integrated the utility model of forming, and can select Taiwan Lian Hua company model for use is UM6561 or the type product compatible with it.The right side of Fig. 3 is the control circuit of the utility model expansion interface.Mainly be to draw 8 data line signals from game machine slot 27, article 16, address wire signal and two control line signal OE, Ф 2, with above-mentioned address signal and control signal through two-stage 138 decoding scheme U2, behind the U3 joint decoding, produce for the address signal of floppy drive 8 and keyboard 2 uses and the read-write control signal RD that floppy disk nonshared control unit integrated circuit U9 uses, WE, chip selection signal CS and its command register, the selection signal LDOR of control register, LDCR, and the control signal of keyboard, and the corresponding pin of above-mentioned signal with floppy disk nonshared control unit integrated circuit directly connected, be used to control the command register of this special IC, the read-write operation of control register and data register.Above-mentioned data signal line then with direct corresponding connection of the data line pin of special IC U9 and keyboard interface circuit U4, U5, U6.The input end of above-mentioned keyboard interface circuit U4, U5, U6 directly links to each other with the keyboard square is old.Above-mentioned FDD controller special IC U9 selects the crystal oscillator of 16MHZ for use, is connected to its CLK1 pin through amplification, shaping circuit, as its main signal source of shaking.This nonshared control unit integrated circuit can select for use the profound scholar reach (GOLD SRAR) company the GM82C7658 model or with the type product of its other compatible mutually manufacturers.The output control signal of this nonshared control unit integrated circuit U9 then directly is connected with the corresponding control line of floppy disk.

In addition, the physical dimension of the utility model profile is: length be 470 millimeters, wide be that 275 millimeters, height are the 15-35 millimeters, be that 101 QWERTY keyboard of its front end are close with the QWERTY keyboard height of microcomputer configuration at present, and be significantly less than the keyboard height of the computer learning machine of selling on the present market.

The utility model is manufactured experimently out performance prototype, and through testing enforcement and carrying out the actual motion operation, the disk file in the read-write floppy drive is working properly reliable, can realize the various operating functions of average family computer.The ratio of performance to price is excellent, is popular computer of new generation.

Claims

1, a kind of popular computer, include computer game machine host, two game machine steering controllers, 101 key QWERTY keyboard, the study card and the floppy disk driver of exented memory chip are housed, wherein the casing of 101 key QWERTY keyboard and computer games is made of one, its front side is 101 key QWERTY keyboard, and rear side central authorities are provided with the game card slot; Wherein the computer games control circuit is made up of game machine nonshared control unit integrated circuit, audio interface circuit and amplifying circuit, video interface circuit and amplifying circuit, executor interface circuit, printer interface circuit and game card slot; It is characterized in that: this casing rear side is equiped with floppy disk on one side, its control circuit is to draw 8 data-signals from the game card slot, article 16, address signal and two control signal OE, Ф 2, above-mentioned address signal and control signal are behind joint decoding, respectively with floppy disk nonshared control unit integrated circuit read-write RD, WE and command register, the selection signal LDOR of control register, the pin of LDCR links to each other, be used to control the command register of this special IC, the read-write operation of control register and data register, above-mentioned data signal line then with the directly corresponding connection of the data line pin of this nonshared control unit integrated circuit; The output control signal of this nonshared control unit integrated circuit then directly is connected with floppy disk.

2, universal computer as claimed in claim 1 is characterized in that: it is UM6561 or the type product compatible with it that the game machine nonshared control unit integrated circuit in the above-mentioned computer games control circuit can be selected the model of Taiwan Lian Hua company for use.

3, universal computer as claimed in claim 1 is characterized in that: above-mentioned floppy disk nonshared control unit integrated circuit (IC) chip can select for use the profound scholar to reach GM82C765B model of (Gold StaR) company or the type product compatible with it.

4, universal computer as claimed in claim 1 is characterized in that: the crystal oscillator that above-mentioned floppy disk nonshared control unit integrated circuit can external 16MHZ is as its dominant frequency CLK1 signal.

5, universal computer as claimed in claim 1 is characterized in that: above-mentioned floppy disk is meant drivers present and IBM series microcomputer 3.5 inches floppy disks compatibility, the universal standard.

6, universal computer as claimed in claim 1 is characterized in that: leave the space that is referred to as expansion tank in the middle of the casing rear side, offer extending bore on its rear side rear side wall.

7, popular computer as claimed in claim 1 is characterized in that: can connect the family expenses color TV set or connect the monochrome display of china educational computer series by video interface that (resolution is: 320 * 200) as its display by the RF output interface.

8, popular computer as claimed in claim 1 is characterized in that: the diskette slot of above-mentioned floppy disk is installed on the sidewall of casing rear side, then is provided with the insertion mouth of two executor handles on another sidewall corresponding with it.

9, popular computer as claimed in claim 1 is characterized in that: the profile physical dimension of said machine casing is: long is 470mm, and wide is 275mm, and height is 15-35mm.