CN201142231Y

CN201142231Y - Multifunctional digital timing reminding player

Info

Publication number: CN201142231Y
Application number: CNU200720310090XU
Authority: CN
Inventors: 曾翔旭; 张金华; 宋宏明
Original assignee: DAQING SANSHI ELECTRONIC TECHNOLOGY DEVELOPMENT Co Ltd
Current assignee: DAQING SANSHI ELECTRONIC TECHNOLOGY DEVELOPMENT Co Ltd
Priority date: 2007-12-07
Filing date: 2007-12-07
Publication date: 2008-10-29
Anticipated expiration: 2017-12-07

Abstract

The utility model relates to a multifunctional digital timing reminding player, which mainly solves the problems that a reminding device used in a stope and an oil and chemical enterprise has single function, non-replaceable prompting content, etc. The utility model is characterized in that the multifunctional digital timing reminding player also comprises a MP3 radio module controlled by a singlechip and a power amplifier module, wherein, the MP3 radio module is connected with a RS232 serial port of the singlechip in a main processor by adopting a bidirectional data stream; the MP3 radio module and the power amplifier module are connected by adopting a one-way data stream. The multifunctional digital timing reminding player can realize multiple functions such as temperature detection, MP3 playing, the setting of reminding time and voice reminding content, etc., and can replace a sound file memorized in the MP3 player at any time through a USB interface, thereby realizing the characteristics that multiple functions are integrated in one player, the prompting content can be replaced at any time and the reminding can be conducted according to the set time.

Description

Multifunctional digital code is regularly reminded player

Technical field:

The utility model relates to a kind of digital device that is widely used in ore deposit, field, oil field and Chemical Manufacture enterprise, specifically relates to a kind of digital playing device of regularly reminding.

Background technology:

In ore deposit, field, oil field and Chemical Manufacture enterprise, see indicative devices such as some safety in production posters, safety in production fate billboard through regular meeting.These devices are taken care to produce for timely prompting post employee and have been played vital role, but in use, also find to exist following point: at first, this conventional suggestion device function singleness for example can only show that the safety in production fate maybe can only point out a kind of safety in production points for attention; Secondly, the content on this suggestion device can only disposablely be fixed, can't conversion, in case need to change content, then whole device will be cancelled, and causes very big waste.

The utility model content:

In order to solve problems such as employed alarm set function singleness in an ore deposit and the oiling enterprise, suggestion content be non-exchange, the utility model provides a kind of multifunctional digital code regularly to remind player, this kind multifunctional digital code regularly reminds player can realize that temperature detection, MP3 play, set multiple functions such as reminder time and pre-stored voice reminded contents, and can change the content of storing in the MP3 player wherein at any time by USB interface, have one-machine-multi-function, suggestion content can be changed at any time and the characteristics that can remind according to setting-up time.

The technical solution of the utility model is: this kind multifunctional digital code is regularly reminded player to comprise and is placed the power circuit in the player casing, primary processor, clock circuit, storer, display module, key circuit and a MP3/ radio reception module, power amplifier module that single-chip microcomputer constitutes, foregoing circuit and module are done corresponding the connection according to the corresponding interface of single-chip microcomputer in the primary processor, and power circuit provides working power for foregoing circuit and module.Wherein, clock circuit, display module all are connected as bi-directional signal flow with the interior single-chip microcomputer of primary processor, clock circuit is to the single-chip microcomputer clock signal, accept the clock adjustment signal of single-chip microcomputer output, display module receives the display control signal that comes from single-chip microcomputer, sends the feedback of status signal to single-chip microcomputer simultaneously.Storer is connected as bidirectional traffic with the interior single-chip microcomputer of primary processor, and single-chip microcomputer reads the interior data of storer and new data are deposited in the storer.Wherein the RS232 serial port of single-chip microcomputer adopts bidirectional traffic to be connected in MP3/ radio reception module and the primary processor, exports the Play Control signal by single-chip microcomputer to MP3/ radio reception module, by MP3/ radio reception module to single-chip microcomputer output state feedback signal.MP3/ radio reception module adopts unidirectional traffic to be connected with power amplifier module, and power amplifier module receives the sound signal of MP3/ radio reception module output and amplifies back output.In addition, digital regularly prompting of described function can also increase a thermal module in the player, and this module provides working power by the power circuit in the player casing, to display module output temperature signal.For the diversity that realizes showing, can described primary processor in the quantity of single-chip microcomputer be set to 2, both realize communication synchronization at the back that is connected with same clock circuit.Wherein a single-chip microcomputer connects and the control display module, and another piece single-chip microcomputer connects and control power circuit, clock circuit, storer, thermal module and MP3/ radio reception module.

The utlity model has following beneficial effect: owing to take such scheme, need can be pre-deposited the caution voice document that the post employee carries out the prompting of safety instruction or job step in the MP3/ radio reception module in this device, under the control of single-chip microcomputer, be finished the timing broadcast of safety instruction language.In addition owing to also be furnished with thermal module and display module, thereby can show time, temperature and other literal reminded contents, have one-machine-multi-function, suggestion content can be changed at any time and the function that can remind according to setting-up time.

Description of drawings:

Fig. 1 is the system chart that the utility model is formed module.

Fig. 2 is the circuit diagram of internal main processor in specific embodiment of the utility model.

Fig. 3 is the circuit diagram of inner MP3/ radio reception module and power amplifier module in specific embodiment of the utility model.

Fig. 4, Fig. 5, Fig. 6 are the circuit diagrams of data processing and driving circuit in the display module in specific embodiment of the utility model.

Fig. 7 is the utility model circuit diagram during by Single-chip Controlling display module wherein when adopting two single-chip microcomputers.

Fig. 8 is the circuit diagram of clock circuit in specific embodiment of the utility model.

Fig. 9 is the circuit diagram of thermal module in specific embodiment of the utility model.

Figure 10 is the circuit diagram of memory circuitry in specific embodiment of the utility model.

Figure 11 is a power circuit diagram in specific embodiment of the utility model.

Figure 12 is key circuit figure in specific embodiment of the utility model.

Figure 13 is remote control circuit figure in specific embodiment of the utility model.

Embodiment:

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

By shown in Figure 1, this kind multifunctional digital code is regularly reminded player, comprise and place primary processor, power circuit, clock circuit, storer, thermal module, the display module that constitutes by single-chip microcomputer in the player casing and place button on the housing outer panels, foregoing circuit and module are done corresponding the connection according to the corresponding interface of single-chip microcomputer in the primary processor, these bindings are the custom circuit structure, are the physical circuit figure of the foregoing circuit in specific embodiment of the utility model shown in Fig. 2,4,5,6,7,8,9,10,11.As shown in Figure 2, P13-P16 is a memory interface, adopts standard form 93C46 type.P10-P12 is a clock interface, and P20-P22, P37, XTAL are the display unit interface, and P23-P26, P32 are keyboard interface, and P33 is the remote control circuit interface, and P00-P07, P17, P34-P36 are the expanded function reserved opening.The utility model mainly makes improvements part and is: described multifunctional digital code regularly reminds player also to comprise a MP3 radio reception module and a power amplifier module, wherein MP3 radio reception module is connected with the RS232 serial port employing bidirectional traffic of single-chip microcomputer in the primary processor, in addition, MP3 radio reception module adopts unidirectional traffic to be connected with power amplifier module.Fig. 3 is the circuit diagram of inner MP3/ radio reception module and power amplifier module in specific embodiment of the utility model.MP3/ radio reception module adopts Shenzhen to explore the HOST type industry MP3 playing module that electronics corporation produces, and has the directly characteristics of stored sound file, and it has the usb data mouth, can directly import data by USB flash disk.Single-chip microcomputer is realized the MP3 State Control by serial ports P30, P31 and MP3 serial communication by sending control routine in the primary processor, after MP3/ radio reception module receives control code, carries out accordingly and operates, and return the MP3 status code in the primary processor on the single-chip microcomputer.Because the restriction of position, power amplifier module adopt two TDA2003 integrated amplifier circuit and a small amount of peripheral cell to form, and realize played in stereo.In order to drive charactron flexibly, this example does not adopt the general driving parts, and the quantity of single-chip microcomputer in the primary processor can be set at 2, after being connected with same clock circuit, both realize communication synchronization, one, connect also control display module, its two, connect also control power circuit, clock circuit, storer, thermal module and MP3 radio reception module.Display screen adopts 22 charactrons and 11 LED diodes.In addition, display module adopts dynamic scan to drive cloudy charactron altogether, and current ratio is bigger, and output is refreshed in P35, P36, P37 position, behind digital circuit 3-8 line code translator 74238 code translators, must amplify through driving transistors, the driving LED charactron again.Video data output P0, P1, P2, wherein the direct driving transistors of P0, P2 amplifies, and drives charactron and LED diode and shows; And the DS9-DS16 driving voltage is bigger, and ULN2803 brings up to 9V voltage with signal through the general driving integrated circuit, and driving transistors carries out electric current and amplifies, and drives charactron and shows.The field of each all has independent current-limiting resistance, guarantees that each shows that word brightness is even.Brightness regulation shows that by regulating pulse width realizes.Use timer 0 to produce the scanning refreshing frequency, when timer 0 interrupts, not only change and show the corresponding video data in position and position, and start the timer 2 counting,, close current video data, played the brightness regulation effect by regulating timer break period.Clock circuit adopts DS1302, and this chip can carry out the counting of Hour Minute Second, has 100 calendars, and programmable interface can carry out trickle charge to battery.Thermal module adopts DS18B20 unibus integrated circuit (IC) chip, the precision height, and circuit is simple.Storer adopts the 93Cxx storer of SPI communication mode.Power circuit in this example is except routine provides 5V, 9V, 12V power supply, and distinguished place is to provide power circuit to MP3/ radio reception module and power amplifier module, sees Figure 11.This two parts circuit is controlled by the single-chip microcomputer in the primary processor, only just powers on when play content.This device can be realized all arbitrary timing modes by the program that presets in the single-chip microcomputer, one regularly content comprise day, hour, minute, second, appointment play content or radio reception program, account for 5 bytes altogether.The storer of selecting for use is big more, and number of times regularly is many more.When program is carried out, adopt polling mode to check timing content in the storer, meet current timing condition, open MP3 module or radio reception module immediately, and power amplifier module, play current storage and specify USB flash disk or radio reception content.Play content finishes, and closes each module of opening.By top example as can be known, the characteristics that one-machine-multi-function, suggestion content can be changed at any time and can carry out the prompting of pre-stored voice content according to setting-up time have been the utlity model has.

Claims

1, a kind of multifunctional digital code is regularly reminded player, comprise the power circuit that places in the player casing, it is characterized in that: described multifunctional digital code regularly remind player also to comprise primary processor, clock circuit, storer, display module, key circuit and a MP3/ radio reception module that constitutes by single-chip microcomputer, power amplifier module, foregoing circuit and module are done corresponding the connection according to the corresponding interface of single-chip microcomputer in the primary processor, and power circuit provides working power for foregoing circuit and module;

Wherein, clock circuit, display module all are connected as bi-directional signal flow with the interior single-chip microcomputer of primary processor, clock circuit is to the single-chip microcomputer clock signal, accept the clock adjustment signal of single-chip microcomputer output, display module receives the display control signal that comes from single-chip microcomputer, sends the feedback of status signal to single-chip microcomputer simultaneously;

Storer is connected as bidirectional traffic with the interior single-chip microcomputer of primary processor, and single-chip microcomputer reads the interior data of storer and new data are deposited in the storer;

Wherein the RS232 serial port of single-chip microcomputer adopts bidirectional traffic to be connected in MP3/ radio reception module and the primary processor, exports the Play Control signal by single-chip microcomputer to MP3/ radio reception module, by MP3/ radio reception module to single-chip microcomputer output state feedback signal;

MP3/ radio reception module adopts unidirectional traffic to be connected with power amplifier module, and power amplifier module receives the sound signal of MP3/ radio reception module output and amplifies back output.

2, multifunctional digital code according to claim 1 is regularly reminded player, it is characterized in that: digital regularly prompting of described function also comprises a thermal module in the player, this module provides working power by the power circuit in the player casing, to display module output temperature signal.

3, multifunctional digital code according to claim 2 is regularly reminded player, it is characterized in that: the quantity of single-chip microcomputer is 2 in the described primary processor, after being connected with same clock circuit, both realize communication synchronization, one, connect and the control display module, its two, connect also control power circuit, clock circuit, storer, thermal module and MP3/ radio reception module.