CN2617442Y

CN2617442Y - Numberical code chessboard

Info

Publication number: CN2617442Y
Application number: CNU032258534U
Authority: CN
Inventors: 区振超
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-04-30
Filing date: 2003-04-30
Publication date: 2004-05-26
Anticipated expiration: 2013-04-30

Abstract

The utility model discloses a digital chessboard, comprising a chessboard framework and a control framework; wherein, a control circuit and a display circuit are arranged inside the control framework. The utility model is mainly characterized in that a sensitive circuit, a single-chip-microcomputer and an interface circuit are arranged in the chessboard framework. The sensitive circuit comprises a light sensitive tube corresponding to the crossing point of the chessboard lines positioned at the chessboard framework, a multi-channel analog choosing switch connected by a plurality of light sensitive tubes and a Schmitt circuit connected with the multi-channel analog choosing switch. The Schmitt circuit is connected with the single-chip-microcomputer that is connected with the control circuit in the control framework by a cable connected with the interface circuit. The utility model can count time and rounds automatically with strong practicability and can be widely applied to all chess activities.

Description

Numberical code chessboard

Technical field

The utility model relates to a kind of chessboard, particularly a kind of can self-clocking, meter bout and write down the digital electric chessboard of chess manual automatically.

Background technology

In the present board game, adopt the electronic clock timing, chess player's chess that whenever makes a move, all must push the button transformation timing of electronic clock with hand, intact down one innings of chess crown, the chess player notes the chess manual of this innings chess one by one with pen again, loses time not enough science again with the normal performance that the record chess manual influences chess player's skill in playing chess computing time like this.

In addition, recently some electronic chess-plates that occur, it will launch light activated element with reception and be installed in the hole on the chessboard, when people play chess, circuit can be responded to chess player's the time of beginning and calculate rounds, easy to use, but its sensitivity is relatively poor, in order not influence induction precision, be not have other thing to block covering on the hole at light activated element place, such chessboard is very not attractive in appearance, can impact the chess player, can not well play chess.

Summary of the invention

In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide the Numberical code chessboard of the self-clocking of a kind of energy, meter bout;

The another one purpose is to provide a kind of system sensitivity, stable Numberical code chessboard;

Another purpose is to provide the Numberical code chessboard of the self-clocking of a kind of energy, meter bout, record chess manual.

The technical scheme that its technical matters that solves the utility model adopts is:

Numberical code chessboard, comprise chessboard frame and control framework, control circuit and display circuit are arranged in the control framework, it is characterized in that installing in the chessboard frame sensitive circuit, single-chip microcomputer and interface circuit, sensitive circuit comprises the photosensitive tube that is installed in the point of crossing of corresponding chessboard line in the chessboard frame, the multi-channel analog selector switch that is connected by several photosensitive tubes, the Schmidt circuit that is connected with the multi-channel analog selector switch, Schmidt circuit connects single-chip microcomputer, and single-chip microcomputer is connected with display circuit with control circuit in the control framework by the cable that is connected with interface circuit.

Infrared ray is installed in the control framework replenishes circuit of light sources, make the detection of system sensitiveer, stable, and can on light activated element, be coated with the chessboard plate of light-permeable, use attractive in appearance.

Control circuit in the described control framework is by single-chip microcomputer, quartz crystal oscillator circuit, local-oscillator circuit, reset circuit, finish button, two manually change the timing button, parameter is provided with button, buzzer, be used to store the storage system and the communication interface composition of capable chess chess manual information, this communication interface can be connected with the interface circuit on the chessboard frame carries out information transmission with single-chip microcomputer or is connected with the RS-232 serial line interface of extraneous microcomputer carrying out information transmission, the bottle opener in the storage system and the information of beginning will be recorded in, the information of both sides' fixture exports extraneous microcomputer to for showing, print, preserve the energy self-clocking, the meter bout, the record chess manual.

The beneficial effects of the utility model are: this chessboard adopts optical sensing, it detects accurately high, reliable and stable, utilize single-chip microcomputer analysis and deal with data, energy self-clocking meter bout writes down chess manual automatically, and is easy to use, because the chess piece that adopts is identical with the used chess piece of general match, does not hinder the chess player to play chess.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a theory diagram of the present utility model;

Fig. 3 is the structural representation of each sampled point of the present utility model;

Fig. 4 is the circuit theory diagrams in the chessboard frame of the present utility model;

Fig. 5 is the circuit theory diagrams of control circuit in the control framework of the present utility model;

Fig. 6 is the circuit theory diagrams of display circuit in the control framework of the present utility model.

Embodiment

With reference to Fig. 1, Numberical code chessboard of the present utility model comprises chessboard frame 1 and control framework 2, interface 5 is arranged on the chessboard frame 1, have on the control framework 2 interface 10, display board 12, manually change

timing button

14,15, finish button 13, have cable 6 that chessboard frame 1 is connected with control framework 2.

With reference to Fig. 1, Fig. 2, control circuit and display circuit are arranged in the control framework 2, have the mounting hole corresponding 7 in the chessboard frame 1 with the chessboard line point of crossing, sensitive circuit, single-chip microcomputer and interface circuit are installed in the chessboard frame 1, sensitive circuit comprises photosensitive tube, the multi-channel analog selector switch by several photosensitive tubes connections, the Schmidt circuit that is connected with the multi-channel analog selector switch, and the multi-channel analog selector switch is connected single-chip microcomputer with Schmidt circuit.As Fig. 3, the photosensitive tube of sensitive circuit is installed in the mounting hole 7 of chessboard frame 1, is coated with the light-permeable chessboard plate 4 of band chessboard line on the photosensitive tube, and such Numberical code chessboard is as good as with general chessboard in appearance.

Stable more, sensitive more for the detection that makes system, infrared ray is installed in the described control framework 2 replenishes circuit of light sources, the top layer of control framework 2 is plastic plates of a brownish black, the infrared ray that can allow the additional circuit of light sources of infrared ray send appears.Infrared light sources is made up of the array infrared light-emitting diode, and every group of three series connection are received on 5 volts of power supplys.When control framework 2 is seen in the outside, can only see the charactron that is contained in the framework, and can not see the circuit of the inside.

With reference to Fig. 2, sensitive circuit in the chessboard frame 1 of the present utility model is realized timing scan, and bottle opener, the signal of beginning the position and changing timing are sent to control circuit in the control framework by single-chip microcomputer, serial port.

Its circuit theory is as follows: with RXD, TXD in the interface that control circuit links to each other is the circuit module serial received and the transmit port of chessboard frame 1, and RESET is the common reseting port that is connected with control circuit module.Sensitive circuit is divided into 15 groups, and every group to be 4051 analog selection switch, one by a model be made up of 555 Schmidt circuits of forming and six photosensitive tubes and related resistors and electric capacity.With reference to Fig. 1, because the chessboard in the present embodiment is a Chinese chessboard, its chess manual line point of crossing has 90, so in Fig. 4, photosensitive tube has 90 of A1～A90, with reference to Fig. 3, each photosensitive tube is put in the mounting hole 7 of following, chessboard frame 1 of chess manual line point of crossing accordingly, each photosensitive tube becomes the series connection bleeder circuit with a resistor group, the electric capacity in parallel with photosensitive tube prevents the burr voltage disturbance, and Schmidt circuit further improves the stability of system.When light shone photosensitive tube, sampled point was an electronegative potential, becomes noble potential again after making schmitt trigger anti-phase, so when chess piece being arranged on a certain point of crossing or begin, from the data that the P1 mouth of single-chip microcomputer U1 reads in, data bit that should the point of crossing was 0; On a certain point of crossing, do not have chess piece or play the period of the day from 11 p.m. to 1 a.m, from the data that the P1 mouth of single-chip microcomputer U1 reads in, data bit that should the point of crossing is 1.System writes address signal to the P2 port earlier when reading in data, read in data from the P1 mouth again after the time-delay.As when when the P2 mouth writes 10H, U3 is arranged, U5, U6, U7, U8, U12, U13, the 0 passage gating of U14, the photosensitive tube that correspondence is sampled is A6, A18, A24, A30, A36, A60, A66, A72; As when when the P2 mouth writes 08H, U4 is arranged, U9, U10, U11, U15, U16,0 passage of U17 are by gating, and the photosensitive tube of corresponding sampling is A12, A42, A48, A54, A78, A84, A90.By write 80H～85H and 10H～15H address signal to the P2 mouth, one after the other read in data from the P1 mouth like this, the information of the photosensitive tube A1～A90 that just can sample, the data of at every turn reading in temporarily are stored in 20H～2BH byte units.After having read in 12 bytes, with the 7th tax 1 of 26H～2BH byte units at every turn.

The implementation of single-chip microcomputer U1: single-chip microcomputer U1 earlier sends handshake to control circuit by serial port during system start-up, makes control circuit module enter circuit connecting mode with chessboard frame 1.After shaking hands with control circuit, single-chip microcomputer U1 periodically reads in from the P1 mouth, and the process of analysis, comparison and deal with data can be divided into following state:

0 state: after shaking hands with control circuit module, at first read in 0 beginning status data, and this status data is copied to 12 unit of 60H～6BH from the P1 mouth.After duplicating 0 status data, newly read in the 20H～data of 2BH byte units and the data of 60H～6BH are carried out bit comparison from P1 is salty, if find to have only one to become 1 by 0, bottle opener has promptly appearred, send bottle opener position signalling (position signalling is by the byte address and the bit address decision at the place, position that changes), send the startup timing signal, enter 1 state; Promptly do not continue to read in and comparing data at 0 state.

1 state: 20H～2BH byte units data are copied to 12 byte units of 40H～4BH, after duplicating, carrying out bit comparison from the salty data of newly reading in of P1 (20H～2BH byte units) and the data of 40H～4BH byte units.If there is and has only one to become 1 by 0, the bottle opener of infanticide process promptly appears, enter 2 states; If there is and has only one to become 0 by 1, promptly occur beginning, send the position signalling of beginning, send and change timing signal, enter 3 states; Otherwise continue to read in and comparing data at 1 state.

2 states: 20H～2BH byte units data are copied to 12 unit of 50H～5BH.After duplicating, carry out bit comparison from salty data of newly reading in of P1 (20H～2BH byte units) and the data of 50H～5BH.If there is and has only one to become 0 by 1, promptly occur beginning, send the position signalling of beginning, send and change timing signal, enter 3 states; Promptly do not continue to read in and comparing data at 2 states.

3 states: 20H～2BH byte units data are copied to 12 unit of 60H～6BH.After duplicating, carry out bit comparison from salty data of newly reading in of P1 (20H～2BH byte units) and the data of 60H～6BH.If there is and has only one to become 1 by 0, bottle opener promptly appears, send the bottle opener position signalling, enter 1 state; Promptly do not continue to read in and comparing data at 3 states.

With reference to Fig. 5, control circuit in the described control framework 2 is by single-chip microcomputer, quartzy product oscillation body circuit, local-oscillator circuit, reset circuit, finish button K5, two manually change timing button K6, K7, parameter is provided with button K1, K2, K3, K4, buzzer, be used to store the storage system and the communication interface composition of capable chess chess manual information, this communication interface can be connected with the interface on the chessboard frame 1 carries out information transmission with single-chip microcomputer or is connected with the RS-232 serial line interface of extraneous microcomputer carrying out information transmission, will be recorded in the bottle opener in the storage system and the information of beginning, information such as both sides' fixture and rounds export extraneous microcomputer to for showing, print, the usefulness of preservation.

This control circuit module is responsible for the signal record of the bottle opener position and the position of beginning in storage system, and the parameter setting of responsible timing and control transformation chronoscope bout and relevant match.When control circuit module was connected with the microcomputer of outside, control circuit was responsible for from external storage the bottle opener position and the position of beginning being sent to microcomputer.

With reference to Fig. 5, the circuit theory of control circuit in its control framework 2: port RESET, RXD, TXD are common reseting port and the serial transmitting and receiving terminal mouths that is connected with circuit module on the chessboard frame.Port P00, P01, P02, P03, P04, P05 are to display circuit module OPADD gating signal.P20, P21, P22, P23 are to the shown content of display circuit output.U27B, U27C, R98, R99, C101, C102, A100 form quartz crystal oscillator circuit, provide the time oscillator signal to single-chip microcomputer U2; K8, R100, R101, C105 form reset circuit; A99, C103, C104 form local oscillation; K5 is for finishing button, and K6, K7 are two and manually change the timing button; K1, K2, K3, K4 are provided with button for the match parameter; SPEAK is a buzzer, when changing timing at every turn, puts P1.5 and is high level within a certain period of time, makes the SPEAK sounding.Model is that the integrated package U26 of 74LS373 and integrated package U28 that model is 28C64 form storage system; For control circuit is connected with PC, the MAX232 of control circuit is a level shifting circuit of realizing RS-232 and TTL, and the GND port is the common mouth of this module when being connected with PC, and RS-OUT, RS-IN are by the transmission of RS-232 level and receiving port.

Software principle: from integrated package U28, read in the parameter that has set after the system start-up, wait for the serial interruption,, promptly carry out the program that is connected with the chessboard frame circuit if from serial port, receive the handshake that the circuit of chessboard frame 1 sends.If from serial port, receive the handshake that outside microcomputer sends, promptly carry out the program that is connected with outside microcomputer.

When control circuit when circuit in the chessboard frame 1 is connected, the single-chip microcomputer U2 inside of control circuit is provided with one and is the timing zone bit, when the timing zone bit is 0, calculates the time and the rounds of red pieces.When the timing zone bit is 1, calculate the time and the rounds of blue son.It is timing unit that single-chip microcomputer U2 inside is provided with 14 unit, and wherein seven is time and the rounds that calculate red pieces, and seven is time and the rounds that calculate indigo plant in addition, and these 14 unit correspondences 14 4543 of display circuit module.When the T0 interruption takes place when, judge the timing zone bit earlier, handle corresponding timing unit by software function.After disposing, the content of 14 timing units is write 14 4543 of display circuit module.When INT1 interrupts, promptly read in the P1 mouth, judgement is which key among K1, K2, K3, the K4 is pressed, and carries out the relevant parameters setting.Setting completed, and the result is deposited among the external storage U28.When INT0 interrupts, promptly read in the P1 mouth, judgement is which key among K5, K6, the K7 is pressed, if K5 presses, promptly finishes key and presses, fixture with finish signal and write in the external storage U28 appropriate address; If K6 or K7 press, promptly change timing and make the unit of respective record rounds add 1.When the serial port interruption takes place,, promptly jump to corresponding program if receive handshake; If receive the startup timing signal, promptly start timing; If what receive is to change timing signal, promptly judge earlier make the unit of corresponding rounds add 1, and negate to become the timing zone bit by the timing zone bit.When serial port receive be not above signal the time, be the signal of the bottle opener position or the position of beginning, the signal that receives is write among the external storage U28, and makes DPTR add 1.After writing external storage U28, the content of 14 timing units is write 4543 of display circuit module at every turn, show to avoid writing external storage U28 influence.

With reference to Fig. 6, display circuit is that charactron shows, is that 4514 code translator U29,14 4543 and 14 charactrons and an interface circuit are formed by a model.In the time will changing data, start 4514 decodings by STR, INH earlier, write address signal to D1, D2, D3, D4 port again, write video data to A, B, C, D port, the data that the charactron on the corresponding display board 12 writes demonstration.

Use of the present utility model can finish the chess crown down, extracts the stube cable of chessboard circuit, inserts the connecting line of PC, and control circuit can send to serial port being recorded in the bottle opener among the external storage U28 and begin information, both sides' fixture.

At PC specific software is installed, is moved this software, send handshake to control circuit, make control circuit carry out linker by the RS-232 serial port on the PC.After shaking hands, promptly can from the RS-232 serial line interface of PC, read bottle opener and begin information and both sides' fixture, and then be a data compilation that reads that chess manual is presented on the screen, and carry out relevant work of printing.

Certainly, use of the present utility model also can couple together each circuit in chessboard frame, control framework and the PC with another kind of cable when playing chess simultaneously, another specific software of operation on PC so just can be the chess manual instant playback of match on the PC screen.

Claims

1, Numberical code chessboard, comprise chessboard frame (1) and control framework (2), control framework has control circuit and display circuit in (2), it is characterized in that in the chessboard frame (1) sensitive circuit being installed, single-chip microcomputer and interface circuit, sensitive circuit comprises the photosensitive tube that is installed in corresponding chessboard line point of crossing in the chessboard frame (1), multi-channel analog selector switch and the Schmidt circuit that is connected with the multi-channel analog selector switch by several photosensitive tubes connections, Schmidt circuit connects single-chip microcomputer, and single-chip microcomputer is connected by the interior control circuit of the cable that is connected with interface circuit and control framework (2).

2, Numberical code chessboard according to claim 1 is characterized in that the photosensitive tube top of described chessboard frame (1) is coated with the light-permeable chessboard plate (4) of band chessboard line.

3, Numberical code chessboard according to claim 1 is characterized in that being equipped with in the described control framework (2) infrared ray and replenishes circuit of light sources.

4, Numberical code chessboard according to claim 1, it is characterized in that the control circuit in the described control framework (2) is by single-chip microcomputer, quartz crystal oscillator circuit, local-oscillator circuit, reset circuit, finish button, two manually change the timing button, parameter is provided with button, buzzer, be used to store the storage system and the communication interface composition of capable chess chess manual information, this communication interface is connected with interface circuit on the chessboard frame (1) carries out information transmission with single-chip microcomputer or is connected with the RS-232 serial line interface of extraneous microcomputer carrying out information transmission, will be recorded in the bottle opener in the storage system and the information of beginning, the information of both sides' fixture exports extraneous microcomputer to for showing, print, preserve.