CN2610601Y

CN2610601Y - Controller for digital control colour lamp

Info

Publication number: CN2610601Y
Application number: CN 03224830
Authority: CN
Inventors: 杨东亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-31
Filing date: 2003-03-31
Publication date: 2004-04-07
Anticipated expiration: 2013-03-31

Abstract

The utility model discloses a wireless correlation controller for correlation controlling on a plurality of color lamps in numerical control color lamp system without any external synchronous lines, wherein the wireless correlation controller comprises a control unit circuit (1) with an internal software address and a counter, and a synchronous pulse leading-out circuit connected with an AC voltage leading-out end of the internal software address and control unit circuit (1) for extracting synchronous pulse from the periodic signal of the external fundamental frequency power supply, wherein the pulse leading-out circuit is output connected with the counter, the control unit circuit (1) works according to the comparison results of the counting value of the counter and the software address. The wireless correlation controller, using either static or dynamic software to address, is capable of working and using the power supply cycle signal as the time base without wiring nor installing with synchronous equipment, capable of utilizing in synchronous correlation work for a plurality of controllers in the same power network using the same power supply conveniently, and suitable for the combined variable lighting effect, thereby building a bright city nightscape.

Description

A kind of controller of numerical control colour lamp

Technical field

The utility model relates to the controller of numerical control colour lamp, and more particularly, relating to a kind of can be the controller of the numerical control colour lamp of time reference work with the power cycle signal.

Background technology

Numerical control colour lamp is to use a kind of may command color lamp of digital-control circuit, typical circuit such as Fig. 1 of control single channel color lamp, comprise controller, electronic transformer and RGB three primary colors Color lamp tube, the three primary colors Color lamp tube is called for short color lamp, utilizes numerical control colour lamp can control its color lamp color of any time, brightness and contrast easily.Control unit circuit in the controller generally all comprises power circuit, single-chip microcomputer intelligence control circuit and drive circuit 3 parts.And numerical control colour lamp able to programme uses scratch pad memory, is convenient to according to different clients or with the different requirements of client's different time to the light coloring Changing Pattern, special program is provided or is programmed voluntarily by the client by the supplier's of producer personnel.This numerical control colour lamp is general independent or work in groups, two kinds of controllers commonly used is arranged at present on the market: single channel (A type) controller and seven tunnel (Type B) controller; When using the Type B controller, seven (or seven) are one group and use same controller; When using the A type controller, output also can be in parallel a plurality of (or) color lamp can reach 12 (or), but color lamp is kept strokes.Need a plurality of in a large-scale place or organize under the situation that color lamp works simultaneously more, a plurality of or organize the consistency of color lamp on the operating time more and be difficult to guarantee.And general method, be additionally on this independent or numerical control colour lamp basis of working in groups to increase inner synchronizer and outside clock synchronization source is connected control line with synchronised clock, at this moment need other wiring (non-common line) and increase synchronisation source, bring inconvenience to the system reform, increased the cost of special wiring and synchronisation source simultaneously; If going wrong, synchro system may influence whole numerical control colour lamps.Be connected control line for not increasing outside clock synchronization source with clock synchronization, only make full use of the controller work of this numerical control colour lamp of cycle power source signal controlling of controller input.

Summary of the invention

The technical problems to be solved in the utility model is that how providing a kind of can be the numerical control colour lamp controller of time reference work with the power cycle signal.

The above-mentioned technical problem of the utility model solves like this, construct a kind of controller of numerical control colour lamp, the control unit circuit that comprises external power frequency supply, described control unit circuit is built-in with software address, described controller also comprises with the alternating voltage exit of described control unit circuit and being connected, be used for extracting the synchronous pulse extracting circuit of lock-out pulse from connecing power cycle signal, described controller also comprises the counter that is connected on the described synchronous pulse extracting circuit output, described control unit circuit is by the counter value of described counter and the comparative result control and the driving color lamp of described software address, and described counter is connected with described control unit circuit or directly is built in the described control unit circuit.

Wireless association controller according to the utility model provides is characterized in that, described control unit circuit comprises the memory of the power circuit that connects described external power and the CPU that is connected with described power circuit and the built-in color lamp action command that is connected with CPU; Described synchronous pulse extracting circuit input connects described power circuit alternating voltage exit, and its output connects assigned I/O end of CPU, and described counter and software address are built among the CPU.The course of work of described controller is:

Described power circuit provides separately working power VCC for CPU, memory and synchronous pulse extracting circuit, provides ac voltage signal to synchronous pulse extracting circuit simultaneously; This alternating voltage is an alternating voltage exit before the rectification of VCC power output end.

Described synchronous pulse extracting circuit changes described ac voltage signal into pulse signal output;

Described CPU counts to described pulse signal, restarts numeration when counter value arrives software address, simultaneously the specified action instruction in the execute store.

Wireless association controller according to the utility model provides is characterized in that, it is constant that described software address keeps in the described controller course of work.But can be provided with when dispatching from the factory or when changing lighting effects.This wireless association controller is static software addressing controller.

Wireless association controller according to the utility model provides is characterized in that, also built-in address list in the described memory, and described software address is dynamically read in from described address list by CPU in the described course of work.This wireless association controller is a dynamic software addressing controller.

Wireless association controller according to the utility model provides is characterized in that, described external power is 220V/50HZ or 110V/60HZ power supply, and described alternating voltage is the voltage signal of handling through step-down, and described periodic signal is 50HZ or 60HZ periodic signal.

The wireless association controller that provides according to the utility model, it is characterized in that, described synchronous pulse extracting circuit comprises two optical coupling elements, each optical coupling element comprises an output and positive and negative two inputs, and the output of described two optical coupling elements all is connected to assigned I/O end of CPU; One positive input terminal connects together with another negative input end and together is connected ground in described two optical coupling elements, is the input grounding end of two optical coupling elements; And described one negative input end connects together with another positive input terminal and together is connected the ac voltage output of described power circuit, is the periodic signal input of two optical coupling elements.This synchronous pulse extracting circuit can use other electronic devices and components, and multiple different particular circuit configurations can be arranged, and the benefit of optical coupling element is that it can eliminate High-frequency Interference, and the lock-out pulse that is very suitable for this occasion extracts.

The wireless association controller that provides according to the utility model, it is characterized in that, described synchronous pulse extracting circuit also comprises the ac-coupled circuit between the ac voltage output of described power circuit and described periodic signal input, and this circuit can reduce the distortion of input signal.This ac-coupled circuit can have multiple concrete structure, in general, all can comprise a little electric capacity that is connected in parallel between ground wire and the periodic signal input.

Wireless association controller according to the utility model provides is characterized in that, described control unit circuit comprises A type and Type B controller circuitry, and their hardware configuration all comprises a CPU and a memory.Provide A type and Type B wireless association controller at A type and Type B controller circuitry.

The numerical control colour lamp controller that the utility model provides can be that time reference carries out work with the power cycle signal, need not connect up in addition and synchronizer is installed, can make easily to be positioned at the controller synchronous working that same electrical network uses same power supply, or the interrelated work in different software address is set; Further use the dynamic software addressing, be suitable for large-scale lamp light landscape engineering and form the changeable light effect of combination, build beautiful urban landscape.

Description of drawings

Fig. 1 is to use the schematic diagram of the typical numerical control colour lamp circuit of A type controller

Fig. 2 is the theory diagram of the wireless association controller that provides of the utility model.

Fig. 3 is the schematic diagram of the power circuit in the controller shown in Figure 2.

Fig. 4 is the schematic diagram of the synchronous pulse extracting circuit in the controller shown in Figure 2.

Fig. 5 is the signal timing diagram of circuit extraction lock-out pulse shown in Figure 4.

Fig. 6 is the circuit diagram of the A type wireless association controller that provides of the utility model.

Fig. 7 be A type controller shown in Figure 6 with the circuit diagram of power amplifier board.

Fig. 8 is the circuit diagram of the Type B wireless association controller that provides of the utility model.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

The utility model wireless association controller, its hardware configuration theory diagram increase a synchronous pulse extracting circuit as shown in Figure 2 on the basis of Common Controller 1, increase counter and software address register in the software module.

The power circuit that this synchronous pulse extracting circuit uses, its circuit structure are exported 2 tunnel 10 volts of alternating currents through transformer T1 with the civil power transformation as shown in Figure 3, and one tunnel the signal I of collateral branch is wherein drawn to synchronous pulse extracting circuit.And above-mentioned two tunnel 10 volts of alternating currents pass through rectifying and wave-filtering out-put supply VCC again.

This synchronous pulse extracting circuit, its circuit structure as shown in Figure 4, comprise ac-coupled circuit 2 that connects above-mentioned 10 volts of ac signals and two optical coupling elements that extract lock-out pulse, described optical coupling element comprises a photodiode and a phototriode.As shown in Figure 5, its operation principle is: when applied signal voltage during greater than the conducting voltage of photodiode, photodiode is luminous, described phototriode conducting, described optical coupling element output high level; When applied signal voltage during less than the conducting voltage of photodiode, photodiode is not luminous, and described phototriode ends, described optical coupling element output low level.I ' is the signal of ac voltage signal I after handling through ac-coupled circuit.

At present typical A type and Type B controller, the utility model provides A type and two kinds of wireless association controllers of Type B.

One) A type wireless association controller wherein, its hardware circuit as shown in Figure 6, the p1.3 port of single-chip microcomputer P87LPC764 receives synchronization pulse T and numeration, when arriving software address, from memory 24WC02, obtain action command, drive circuit output RGB three coloured light coupling control impuls RI, GI, BI and the RGB three coloured light coupling output signal RAI of p1.0, the p1.1 by being connected in single-chip microcomputer P87LPC764 and the RGB three primary colors color lamp of p1.2 port, GAI, BAI.The signal and the terminal of this circuit are described as follows:

RA1, GA1, BA1: three coloured light coupling control impuls

RI, GI, BI: three coloured light coupling output signals

RO, GO, BO: connect three look electronic transformer loads

COM: electronic transformer load sharing end

L: power frequency supply live wire

N: power frequency zero line

VCC: DC power supply just

GND: DC power supply negative ()

This controller has power amplifier board, and its circuit structure comprises a filter 3 as shown in Figure 7, drive control signal RO, GO, the BO of three look electronic transformers of the signal of amplification driving circuit output and filtering output RGB three primary colors color lamp.

Two) Type B wireless association controller wherein, its hardware circuit as shown in Figure 8, it and A type wireless association controller difference are to export 7 tunnel parallel control instruction can control 7 road color lamps simultaneously, comprise 4 register 74HC373 that are used for serial input commentaries on classics and line output in its circuit, wherein 3 74HC373 control signal outputs of corresponding 7 road RGB respectively.The signal and the terminal of this circuit are described as follows:

DB0-DB6; Data wire

R1-R7, G1-G7, B1-B7:7 organize three look link codes

RA1-RA7、RB1-RB7、GA1-GA7、

GB1-GB7, BA1-BA7, BB1-BB7:7 organize three look link codes

Claims

1, a kind of controller of numerical control colour lamp, the control unit circuit (1) that comprises external power frequency supply, it is characterized in that, described control unit circuit (1) is built-in with software address, described controller also comprises with the alternating voltage exit of described control unit circuit (1) and being connected, be used for extracting the synchronous pulse extracting circuit of lock-out pulse from connecing power cycle signal, described controller also comprises the counter that is connected on the described synchronous pulse extracting circuit output, described control unit circuit (1) is by the counter value of described counter and the comparative result control and the driving color lamp of described software address, and described counter is connected with described control unit circuit (1) or directly is built in the described control unit circuit (1).

According to the described controller of claim 1, it is characterized in that 2, described control unit circuit (1) comprises the memory of the built-in color lamp action command that connects power circuit, the CPU that is connected with described power circuit and be connected with CPU; Described synchronous pulse extracting circuit input connects described power circuit alternating voltage exit, and its output connects assigned I/O end of CPU, and described counter and software address are built among the CPU.

According to the described controller of claim 2, it is characterized in that 3, it is constant that described software address keeps in the described controller course of work.

4, according to the described controller of claim 2, it is characterized in that, also built-in address list in the described memory, described software address is dynamically read in from described address list by CPU in the described course of work.

According to claim 1 or 2 described controllers, it is characterized in that 5, described power supply is 220V/50HZ or 110V/60HZ power supply, described alternating voltage is the voltage signal of handling through step-down, and described periodic signal is 50HZ or 60HZ periodic signal.

6, according to the described controller of claim 2, it is characterized in that, described synchronous pulse extracting circuit comprises two optical coupling elements, and each optical coupling element comprises an output and positive and negative two inputs, and the output of described two optical coupling elements all is connected to assigned I/O end of CPU; One positive input terminal connects together with another negative input end and together is connected ground in described two optical coupling elements, is the input grounding end of two optical coupling elements; And described one negative input end connects together with another positive input terminal and together is connected the ac voltage output of described power circuit, is the periodic signal input of two optical coupling elements.

According to the described controller of claim 6, it is characterized in that 7, described synchronous pulse extracting circuit also comprises the ac-coupled circuit (2) between described power circuit ac voltage output and described periodic signal input.

According to claim 1 or 2 described controllers, it is characterized in that 8, described control unit circuit (1) comprises A type controller circuit and Type B controller circuitry.