CN209949478U

CN209949478U - DALI protocol controller

Info

Publication number: CN209949478U
Application number: CN201920084182.3U
Authority: CN
Inventors: 陈欢; 王雪松; 徐昌荣
Original assignee: Beijing Material And Intelligent Technology Co Ltd
Current assignee: Beijing Material And Intelligent Technology Co Ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-01-14
Anticipated expiration: 2029-01-18

Abstract

The utility model relates to a DALI bus control field discloses a DALI protocol controller, include: the device comprises a shell (1), a processing board (2), an interface board (3) and a power board (4), wherein a serial port interface (5), a control system panel (6), an address setting switch (7), a baud rate setting switch (8), an indicator lamp (9), a DALI bus interface (10) and an alternating current power supply interface (11) are arranged on the side face of the shell (1), a third connector (43) on the power board (4) is connected with a second connector (33) on the interface board (3), and the second connector (33) on the interface board (3) is connected with a first connector (26) on the processing board (2). The utility model discloses not only accessible bus transmission DALI instruction marshals, sets up the scene, adjusts control such as luminance to DALI from the machine. The DALI bus power supply can be provided, scenes can be stored, the LED driver can be controlled to adjust the brightness and the color temperature of the LED by a single address, and the system has a networking operation function of a plurality of controllers.

Description

DALI protocol controller

Technical Field

The utility model relates to a DALI bus control field especially relates to a DALI protocol controller.

Background

An intelligent Lighting system based on a Digital Addressable Lighting Interface (DALI) protocol can control lamps in addressing modes such as broadcasting, grouping or independent addresses by using the DALI as a bus, and the control modes of the lamps comprise light scene calling, dimming and color temperature control. In addition, the DALI protocol has a data bidirectional transmission function, and can determine the working state of the lighting equipment through the query instruction, so that the effects of personalized and efficient management of the lighting equipment and energy conservation and emission reduction are achieved. The DALI bus controller in the prior art needs a separate power supply to supply power to the bus and does not have a bus state detection indication function.

SUMMERY OF THE UTILITY MODEL

The utility model provides a DALI protocol controller solves among the prior art DALI bus controller, needs solitary power to supply power for the bus, and does not possess bus state and detect the technical problem of instruction function.

The utility model aims at realizing through the following technical scheme:

a DALI protocol controller, comprising: the device comprises a shell 1, a processing board 2, an interface board 3 and a power board 4, wherein a serial port interface 5, a control system panel 6, an address setting switch 7, a baud rate setting switch 8, an indicator lamp 9, a DALI bus interface 10 and an alternating current power supply interface 11 are arranged on the side surface of the shell 1, a third connector 43 on the power board 4 is connected with a second connector 33 on the interface board 3, and the second connector 33 on the interface board 3 is connected with a first connector 26 on the processing board 2.

The technical effects of the utility model are that:

the DALI slave machines can be controlled by transmitting DALI instructions through the bus, grouping, setting scenes, adjusting brightness and the like. DALI bus power may also be provided, scenes saved, and LED driver adjustments to LED brightness and color temperature may be single address controlled. The networking operation function of a plurality of controllers is provided. There is a limit to whether to output DALI instructions by the encryption and decryption algorithm. The bus state monitoring and indicating function is provided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a processing board according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an interface board according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a power panel according to an embodiment of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, a DALI protocol controller provided in an embodiment of the present invention includes: the device comprises a shell 1, a processing board 2, an interface board 3 and a power board 4, wherein a serial port interface 5, a control system panel 6, an address setting switch 7, a baud rate setting switch 8, an indicator lamp 9, a DALI bus interface 10 and an alternating current power supply interface 11 are arranged on the side surface of the shell 1, a third connector 43 on the power board 4 is connected with a second connector 33 on the interface board 3, and the second connector 33 on the interface board 3 is connected with a first connector 26 on the processing board 2.

Each key of the control system panel 6 is configured, each key can be configured in a single instruction mode (broadcast command, single lamp, group, scene and the like), and can also be configured in a multi-instruction mode, and a plurality of DALI standard commands and custom DALI commands can be sent at one time, so that diversified control over loop switch equipment, lamps and the like is realized. The keys can be configured with a one-key dimming mode, can be configured with key delay triggering and the like.

As shown in fig. 2, the processing board 2 includes a microprocessor 21, a power conversion circuit 22, a power monitoring circuit 23, an indicator driving circuit 24, a memory 25 and a first connector 26, wherein the microprocessor 11 is respectively connected to the power conversion circuit 12, the power monitoring circuit 13, the indicator driving circuit 14 and the first connector 26, the output of the indicator driving circuit 14 is connected to the indicator 9, and the first connector 26 is respectively connected to the microprocessor 21, the DALI bus interface 10, the power conversion circuit 22 and the power monitoring circuit 23.

The processing board is the core of the controller, and includes a microprocessor 21, a power conversion circuit 22, a power monitoring circuit 23, an indicator light driving circuit 24, a memory 25, a first connector 26, and the like. The indicator lamp driving circuit 24 drives the indicator lamp 9 to display the status including the operation status, the communication status, whether there is a short-circuit fault, whether it is encrypted and the DALI command cannot be output. The working condition of the whole controller can be obviously seen through the indicator lamp 9. The power conversion circuit 22(5V to 3.3V circuit) is used to provide a stable and reliable power supply for the microprocessor 21. The power supply monitoring circuit 23 monitors whether or not the voltage for supplying power to the CPU is stable, and if not, that is, if the voltage is lower than a certain value, it sends a signal for resetting the microprocessor. The control microprocessor 21 is reset. The circuit part of the processing board mainly provides guarantee for the normal operation of the system. Including the status of the indicator light display, the instructions and configuration signals received by RS485, the instructions output by DALI, etc., are controlled by the microprocessor. The microprocessor also performs scene saving (to memory 25) without relying on the LED driver to save the scene.

As shown in fig. 3, the interface board 3 includes a serial port circuit 31, an address setting circuit 32, a second connector 33, and a baud rate setting circuit 43, where the second connector 33 is connected to the serial port circuit 31, the address setting circuit 32, the baud rate setting circuit 43, the DALI bus interface 10, the address setting switch 7, and the baud rate setting switch 8, respectively.

The RS485 interface part circuit has the main function of receiving an externally input signal for controlling the DALI master controller, and can also receive a configuration instruction sent by upper computer configuration software. And transmitting the configuration instruction to a microprocessor on the processing board for processing. The baud rate setting circuit mainly sets the communication baud rate of the module through a dial switch, and the setting mainly aims at the communication baud rate of an RS485 circuit part. More devices can be conveniently compatible by setting the baud rate. The address setting circuit is mainly used for setting the communication address of the module through the dial switch. When networking is operated, each controller has a unique ID, so that the system can conveniently identify. The interface board directs the 5V power supply to the processing board through the on-board connector, and converts the 5V power supply to the processing board to supply power to the microprocessor 21.

As shown in fig. 4, the power panel 4 includes an ac/dc conversion circuit 41, a 16.5V/dc conversion circuit 42, a third connector 43, a 12V/dc conversion circuit 44, and a 5V/dc conversion circuit 45, wherein an input of the ac/dc conversion circuit 41 is connected to the ac power supply interface 11, an output of the dc conversion circuit 41 is connected to inputs of the 16.5V/dc conversion circuit 42 and the 12V/dc conversion circuit 44, an output of the 12V/dc conversion circuit 44 is connected to an input of the 5V/dc conversion circuit 45, and outputs of the 16.5V/dc conversion circuit 42, the 12V/dc conversion circuit 44, and the 5V/dc conversion circuit 45 are connected to the third connector 43.

The power supply board converts 220V ac power into 24V, 16.5V, 12V, and 5V dc power, and supplies the dc power to the interface board through the third connector 43. The interface board supplies 12V and 24V power supplies to the outside through the wiring terminals to provide 400mA power. The DALI bus circuit part mainly provides a bus power supply, converts a 16.5V power supply output by the power panel into a DALI bus power supply and supplies power for the DALI bus.

The working process of the utility model is as follows:

the configuration tool of the upper computer configuration tool is connected to the serial port interface 5 (such as RS485 interface) of the protocol controller, and the addressing and addressing instructions are sent by the upper computer, so that the utility model discloses convert these instructions into DALI instructions, send to the DALI bus. Then the host computer sets up the LED scene, sends and preserves the scene instruction, the utility model discloses keep the scene in nonvolatile memory chip. After all settings are completed. And removing the configuration tool, connecting the control panel 6 or the remote control panel to an RS485 interface of the DALI protocol controller, and sending a scene instruction by the panel. The utility model discloses detect the instruction, the DALI instruction that the output corresponds is to the DALI bus on. And the related LED driver receives the information and correspondingly operates the LED lamp. If the bus has a fault such as a short circuit, the indicator lamp 9 on the housing 1 is turned on. After the fault is eliminated, the controller can continue to operate normally, and the indicator light recovers to a normal operation state.

The technical effects of the utility model are that:

the DALI slave machines can be controlled by transmitting DALI instructions through the bus, grouping, setting scenes, adjusting brightness and the like. DALI bus power may also be provided, scenes saved, and LED driver adjustments to LED brightness and color temperature may be single address controlled. The networking operation function of a plurality of controllers is provided. And setting an encryption and decryption algorithm through the microprocessor to limit whether the DALI instruction is output or not. The bus state monitoring and indicating function is provided.

It will be appreciated that the system architecture shown in the figures does not constitute a limitation on the system, and may include more or fewer devices than shown, or some devices in combination, or a different arrangement of devices.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A DALI protocol controller, comprising: the device comprises a shell (1), a processing board (2), an interface board (3) and a power board (4), wherein a serial port interface (5), a control system panel (6), an address setting switch (7), a baud rate setting switch (8), an indicator lamp (9), a DALI bus interface (10) and an alternating current power supply interface (11) are arranged on the side face of the shell (1), a third connector (43) on the power board (4) is connected with a second connector (33) on the interface board (3), and the second connector (33) on the interface board (3) is connected with a first connector (26) on the processing board (2).

2. The DALI protocol controller according to claim 1, wherein the processing board (2) comprises a microprocessor (21), a power conversion circuit (22), a power monitoring circuit (23), an indicator light driving circuit (24), a memory (25) and a first connector (26), wherein the microprocessor (21) is connected to the power conversion circuit (22), the power monitoring circuit (23), the indicator light driving circuit (24) and the first connector (26), respectively, the output of the indicator light driving circuit (24) is connected to the indicator light (9), and the first connector (26) is connected to the microprocessor (21), the DALI bus interface (10), the power conversion circuit (22) and the power monitoring circuit (23), respectively.

3. The DALI protocol controller according to claim 1, wherein the interface board (3) includes a serial port circuit (31), an address setting circuit (32), a second connector (33), and a baud rate setting circuit (34), and the second connector (33) is connected to the serial port circuit (31), the address setting circuit (32), and the baud rate setting circuit (34), the DALI bus interface (10), the address setting switch (7), and the baud rate setting switch (8), respectively.

4. The DALI protocol controller according to claim 1, characterized in that the power board (4) includes an AC-DC conversion circuit (41), a 16.5V DC conversion circuit (42), a third connector (43), a 12V DC conversion circuit (44) and a 5V DC conversion circuit (45), wherein, the input of the AC-DC conversion circuit (41) is connected with the AC power supply interface (11), the output of the direct current conversion circuit (41) is respectively connected with the input of the 16.5V direct current conversion circuit (42) and the input of the 12V direct current conversion circuit (44), the output of the 12V DC conversion circuit (44) is connected with the input of the 5V DC conversion circuit (45), and the outputs of the 16.5V direct current conversion circuit (42), the 12V direct current conversion circuit (44) and the 5V direct current conversion circuit (45) are connected with the third connector (43).