CN2185462Y - Advertisement display apparatus using electronic picture board to input information content - Google Patents

Abstract

The utility model relates to an advertisement display, which comprises an external display screen and a host machine circuit, and the utility model also comprises a serial data access circuit, an electronic picture board which is composed of luminous diodes which are in arrangement of a matrix and a phototube and a light signal amplification circuit thereof. A clock generator provides clock signals, resetting signals and read/write control signals for the serial data access circuit by a frequency divider and a sequential control circuit, the output of the light signal amplification circuit is connected with the input port of the serial data access circuit, and the output port of the data access circuit his connected with the electronic picture board and the external display screen.

Description

Advertisement display apparatus using electronic picture board to input information content

The utility model relates to a kind of advertisement display.

Present advertisement display, the information content that show, input mode can be divided into two classes, and a class is to rely on computerized equipment, is operated on keyboard at random by the professional, finishes the monitor information content of input, can change easily at any time.But its equipment investment is big, complex circuit, and the cost height, and common people can not operate without training.Another kind of be manufacturer by customer requirements, in advance the information content is solidificated in the storer of display, the user can not change afterwards, uses inconvenience, limitation is bigger.

The purpose of this utility model is exactly in order to address the above problem, and provides that a kind of equipment is few, investment is little, cost is low, anyone is easy to operate and the user can revise the advertisement display of the usefulness electronic drawing board input information content of changing the monitor information content at any time.

Technical solution of the present utility model:

A kind of advertisement display with electronic drawing board input information content, it includes outer display screen and host circuit thereof, wherein host circuit includes clock generator, frequency divider, gate circuit, pulse increment control circuit, sequential control circuit, it is characterized in that it also has a serial data access circuit IC ₂₁, the electronic drawing board IC that dot matrix LEDs is arranged in ₂₂And photoelectric tube pen and light signal amplification circuit thereof, clock generator by frequency divider and gate circuit to serial data access circuit IC ₂₁Clock signal C P is provided, simultaneously by frequency divider and sequential control circuit to serial data access circuit IC ₂₁Provide integral reset signal R and read-write control signal W/R, the output of the light signal amplification circuit of photoelectric tube pen and serial data access circuit IC ₂₁Data input port DINT connect, the data output DOUT of serial data access circuit IC21 meets electronic drawing board IC ₂₂With outer display screen IC ₂₀

The utility model organically is combined into one electronic drawing board and outer display screen, electronic drawing board both can be used to monitor the displaying contents of outer display device, can write access customer oneself by the photoelectric tube pen again and want the various information contents that show, substituted the keyboard of computing machine with it, more directly perceived than computer keyboard, all can write operation in the above as long as anyone can write, can revise the information content of changing outer display at any time, use very simple.The utility model has saved computerized equipment, the cost of advertisement display is reduced greatly, but the large tracts of land penetration and promotion has vast market prospect.

Fig. 1 is an electrical schematic diagram of the present utility model;

Fig. 2 is the utility model serial data access circuit electrical schematic diagram;

Fig. 3 is the utility model electronic drawing board synoptic diagram.

As Fig. 1,2, serial data access circuit IC ₂₁By decimal system counting/divider IC ₁(model is 4017), shift register IC ₂(model is 4015), IC ₃(model is 4021), serial counter IC ₄(model is 4024), eight static memory IC ₅(28,62 etc. serial model No.), four Sheffer stroke gate IC ₆(model is 4011) formed, decimal system counting/divider IC ₁Output terminal Y ₀With shift register IC ₃Parallel/Serial Control end P/S connect, simultaneously through diode D ₂With shift register IC ₂Reset terminal R link to each other IC ₁Output terminal Y ₁-Y ₈Respectively by locating self-corresponding diode and connect to meet Sheffer stroke gate IC together _6-2An input end, the output terminal Y of IC1 ₉Meet serial counter IC ₄Clock end CP, meet Sheffer stroke gate IC simultaneously _6-4An input end, IC ₄Output termination static memory IC ₅Address end A ₀-A ₄, IC ₅Other address end A ₅-A _iMeet counter IC in the host circuit ₁₄The output terminal of (model is 4040), IC ₂Reset terminal R and positive supply between be connected to button AN ₁, IC ₂Output Q ₈-Q ₁Through each self-corresponding diode and IC ₃Input end P ₈-P ₁The corresponding connection is simultaneously again through each self-corresponding resistance and IC ₅Data port D ₀-D ₇The corresponding connection, in the host circuit from gate circuit G ₉, G ₁₁And G ₁₇The clock signal C P that output terminal obtains, integral reset signal R, read-write control signal W/R respectively with serial data access circuit IC ₂₁Middle IC ₁Clock end CP and Sheffer stroke gate IC ₆-1 input, IC ₁Reset terminal R, IC _6-4Another input end connect IC _4-6Output meet IC ₅Read-write control end R/W, shift register IC ₂Data inlet end D be connected to anti-phase diode D respectively ₃, D ₄, D ₃Positive pole just as serial data access circuit IC ₂₁Data input port DINT, it is connected D with the output of the light signal amplification circuit of photoelectric tube pen ₄Positive pole and shift register IC ₃Data outlets Q ₈Connect, it is just as serial data access circuit IC ₂₁Data output DOUT, electronic drawing board shift register IC in DOUT and the host circuit ₁₆(model is 4015) and outer display screen shift register IC ₁₉The data input pin D of (model is 4015) connects.

During the utility model work, by resistance R ₁, R ₂, capacitor C ₁, phase inverter G ₃, G ₄, G ₅The clock signal that the clock generator of forming produces is through frequency divider IC ₁₁Behind (model is 4040) frequency division, export through gate circuit G on the one road ₆, G ₇, G ₈, G ₉Clocking CP is as serial data access circuit IC ₂₁Clock signal, the G in the gate circuit ₆, G ₈Input be connected to control circuit, G respectively ₈Control circuit comprise by counter IC ₇(model is 4040), down counter IC ₈, IC ₉, IC ₁₀The pulse increment control circuit that (model is 40193) formed and by Sheffer stroke gate G ₁, G ₂The R-S trigger of forming constitutes, and they control serial data access circuit IC ₂₁The data output DOUT unit interval in the figure place of data output, to control outer display screen IC ₂₀The display speed of running.G ₆Control circuit be by Sheffer stroke gate G ₁₂, G ₁₃The R-S trigger, the decimal system counting/divider IC that constitute ₁₂(model is 4017), gate circuit G ₁₄, G ₁₅, G ₁₆With diode D ₅The sequential control circuit of forming, it passes through IC wherein on the one hand ₁₂Output terminal Y ₁Through phase inverter G ₁₀, G ₁₁Produce integral reset signal R for serial data access circuit IC ₂₁Carry out integral reset, control G on the other hand ₆Open or close, with the transmission of control clock signal CP.State control switch K ₁For normal demonstration/write switch, work as K ₁When closed is write state, is normal display state during disconnection.Frequency divider IC ₁₃(model is 4040) provides serial data access circuit IC ₂₁Word address, and through counter IC ₁₄IC is provided ₂₁The syntagma address, IC in the sequential control circuit ₁₂Output Y ₅Through Sheffer stroke gate G ₁₈, G ₁₉The R-S trigger that constitutes is formed shift register IC ₁₆, IC ₁₇(model is 4015) writes fashionable data channel, so that (be K at write state ₁When closed) by electronic drawing board IC ₂₂Producing the instant scanning signal supplies by photodiode D ₆The photoelectric tube pen that constitutes picks up frequency divider IC ₁₃Simultaneously to 416 code translator IC ₁₅, IC ₁₈(model is 4067) provides decoding input signal, IC ₁₅Provide the transverse scan signal to electronic drawing board, shift register IC ₁₆, IC ₁₇To electronic drawing board IC ₂₂The longitudinal scanning signal is provided.Code translator IC ₁₈Outside display screen IC ₂₀Provide horizontal scan signal, shift register IC ₁₉Be polylith serial connection shift register together, its quantity is by outer display screen IC ₂₀Demonstration length determine that it is to IC ₂₀The longitudinal scanning signal is provided.A photoelectric tube D ₆From electronic drawing board IC ₂₂On pick up the light signal of scanning after, through light signal amplification circuit (by resistance R ₃-R ₆, capacitor C ₂, transistor BG ₁, BG ₂Form) and shaping circuit G ₂₁Send serial data access circuit IC after amplifying shaping ₂₁, IC ₂₁At reading state (is K ₁During disconnection) under with its data input port DINT send into from electronic drawing board IC ₂₂On the light signal that picks up pass out to electronic drawing board IC from data output DOUT again ₂₂With outer display screen IC ₂₀On show simultaneously.Phase inverter G ₂₂Input be connected to button switch K ₂, its output meets BG in the light signal amplification circuit ₁Emitter, to BG ₁Necessary working current is provided, reach the purpose that allows amplifying circuit work, thereby whether control data allows to be sent to IC ₂₁Data input port DINT.At frequency divider IC ₁₃Output and gate circuit G ₁₆, G ₁₇An input between be connected to forward diode D _B, it is as the gauge tap of automatic read-write state.

Electronic drawing board IC ₂₂As Fig. 3, it is made up of a plurality of luminotrons, as being arranged by 16 * 16 matrix-style by 256 luminotrons, generally by the overlap joint that needs of dynamic scanning, A-P meter 16 row is arranged laterally, 1-16 meter 16 row is vertically arranged, equidistant even distribution.Electronic drawing board IC ₂₂At host circuit " the normal demonstration " state, show outer display screen IC synchronously ₂₀A character, monitor IC ₂₀Just in content displayed, can think IC ₂₀Be some electronic drawing board IC at this moment ₂₂Combination.If outer display screen IC ₂₀Be the convertible display screen of magnetic, only need add that corresponding translation circuit also can show synchronously.When changing the information content that will show, host circuit is removed original character display at " writing " state, and host circuit is by the address, electronic drawing board IC ₂₂On luminotron light successively, capable from A, be followed successively by A ₁, A ₂, A ₃A ₁₆, turn to again that B is capable, C is capable ..., till the capable P16 of P, finish a scan period.In this cycle, arbitrary moment, only there is a luminotron to be lighted, when certain luminotron is bright, can think that host circuit just is being operated in (relative 8 static memory IC on a certain address ₅), as hand-held photoelectric tube D this moment ₆Aim at this luminotron, pick up this signal,, feed back to static memory IC as data ₅FPDP, " writing " just can finish.For what the user can be seen oneself " write " is any character, " writing " of host circuit, " normal show " state need alternately automatically switch (by the control of read-write control signal W/R end), where point to the light pen that guarantees the user, luminotron there is just lighted.

Serial data access circuit IC ₂₁Principle of work be when " normal show ", need read static memory IC ₅Interior data, allowing and reading and writing control end W/R is low level, by Sheffer stroke gate IC _6-4 put IC ₅Be read operation, integral reset signal R makes decimal system counting/divider IC ₁Reset IC ₁Output Y ₁-Y ₉Be low level, Sheffer stroke gate IC _6-2Close shift register IC ₃No clock signal C P, but this moment IC ₁Output Y ₀Be high level, IC ₃Become and incorporate state into, IC ₅Data port D ₀-D ₇Eight bit data is disposable by IC ₃Input P ₈-P ₁Read.After the reset signal R, IC ₁Since the effect of clock signal C P, IC ₁Y ₀End becomes low level, IC ₃Become the serial-shift state, afterwards, IC ₁Y ₁-Y ₈Be followed successively by high level, IC _6-2Open, continuous eight clock signal C P are by Sheffer stroke gate IC _6-1, IC _6-2, IC _6-3Arrive IC ₃, make IC ₃Eight data that before read with the CP pulse from IC ₃Data outlets Q ₈A ground sends.Subsequently, IC ₁Close IC _6-2, IC ₃Lose the CP signal, send data and stop IC ₁Y ₉Become high level, when negative edge, make serial counter IC ₄Counting is used to change IC ₅The address, for the next round reading of data ready.Work as IC ₁Y ₀When end is high level again, repeat above process.When writing the information content that more renews, putting W/R is high level, makes circuit at " writing " state.W/R is a high level, opens Sheffer stroke gate IC _6-4, make IC ₅Read-write control end R/W can be with IC ₁Output Y ₀The appearance of high level obtains " writing " pulse signal.Integral reset signal R makes IC ₁Reset Y ₀Be high level, by diode D ₂Make shift register IC ₂The whole zero clearings of interior data are at IC ₁Y ₁-Y ₈During for high level, IC ₂Can get eight CP signals, IC like this ₂₁The data of data inlets DINT through diode D ₃One one ground moves into IC ₂In, and at IC ₂Output Q ₁-Q ₈Synchronously reflect, they are added in IC simultaneously ₅Data port D ₀-D ₇At IC ₁Y ₉During for high level, IC ₂The CP blackout, input operation stops, at IC ₁Y ₉The rising edge of pulse signal is through IC _6-4, make IC ₅Be in " writing " state.From IC ₂Eight bit data, from IC ₅D ₀-D ₇Hold disposable by IC ₅Deposit in, and IC ₁Y ₉The pulse negative edge, the same with " the normal demonstration ", make IC ₄Counting changes IC ₅The address, be the ready for operation of following one-period.At IC ₁Y ₀When being high level again, repeat above process.IC like this ₂₁Finished the accessing operation of data.Button AN in the circuit ₁Be reset button, make IC after pressing ₂Q ₁-Q ₈Be zero entirely, when " writing " state, deposit IC to zero in ₅, reach the purpose of removing.

Claims (3)

1, a kind of advertisement display with electronic drawing board input information content, it includes outer display screen and host circuit thereof, wherein host circuit includes clock generator, frequency divider, gate circuit, pulse increment control circuit, sequential control circuit, it is characterized in that it also has a serial data access circuit IC ₂₁, the electronic drawing board IC that dot matrix LEDs is arranged in ₂₂And photoelectric tube pen and light signal amplification circuit thereof, clock generator by frequency divider and gate circuit to serial data access circuit IC ₂₁Clock signal C P is provided, simultaneously by frequency divider and sequential control circuit to serial data access circuit IC ₂₁Provide integral reset signal R and read-write control signal W/R, the output of the light signal amplification circuit of photoelectric tube pen and serial data access circuit IC ₂₁Data input port DINT connect, the data output DOUT of serial data access circuit IC21 meets electronic drawing board IC ₂₂With outer display screen IC ₂₀

2, by the described advertisement display of claim 1, it is characterized in that serial data access circuit IC with electronic drawing board input information content ₂₁By decimal system counting/divider IC ₁, shift register IC ₂, IC ₃, serial counter IC ₄, static memory IC ₅, four Sheffer stroke gate IC ₆Form decimal system counting/divider IC ₁Output terminal Y ₀With shift register IC ₃Parallel/Serial Control end P/S connect, simultaneously through diode D ₂With shift register IC ₂Reset terminal R link to each other IC ₁Output terminal Y ₁-Y ₈Respectively by each self-corresponding diode and connect and meet Sheffer stroke gate IC together _6-2An input end, IC ₁Output terminal Y ₉Meet serial counter IC ₄Clock end CP, meet Sheffer stroke gate IC simultaneously _6-4An input end, IC ₄Output termination static memory IC ₅Address end A ₀-A ₄, IC ₅Other address end A ₅-A _iMeet counter IC in the host circuit ₁₄Output terminal, IC ₂Reset terminal R and positive supply between be connected to button AN ₁, IC ₂Output Q ₈-Q ₁Through each self-corresponding diode and IC ₃Input end P ₈-P ₁The corresponding connection is simultaneously again through each self-corresponding resistance and IC ₅Data port D ₀-D ₇The corresponding connection, in the host circuit from gate circuit G ₉, G ₁₁And G ₁₇The clock signal C P that output terminal obtains, integral reset signal R, read-write control signal W/R respectively with serial data access circuit IC ₂₁Middle IC ₁Clock end CP and Sheffer stroke gate IC _6-1Input, IC ₁Reset terminal R, IC _6-4Another input end connect IC _6-4Output meet IC ₅Read-write control end R/W, shift register IC ₂Data inlet end D be connected to anti-phase diode D respectively ₃, D ₄, D ₃Positive pole just as serial data access circuit IC ₂₁Data input port DINT, it is connected D with the output of the light signal amplification circuit of photoelectric tube pen ₄Positive pole and shift register IC ₃Data endpiece Q ₈Connect, it is just as serial data access circuit IC ₂₁Data output DOUT, electronic drawing board shift register IC in DOUT and the host circuit ₁₆With outer display screen shift register IC ₁₉Data input pin D connect.

3, by the described advertisement display of claim 1, it is characterized in that electronic drawing board IC with electronic drawing board input information content ₂₂Can arrange by 16 * 16 matrix-style by 256 luminotrons, and, A-P meter 16 row be arranged laterally, 1-16 meter 16 row vertically be arranged, equidistant even distribution by the overlap joint that needs of dynamic scanning.

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