CN201029023Y - Intelligent switch power source communication protocol converter - Google Patents
Intelligent switch power source communication protocol converter Download PDFInfo
- Publication number
- CN201029023Y CN201029023Y CNU2006201555516U CN200620155551U CN201029023Y CN 201029023 Y CN201029023 Y CN 201029023Y CN U2006201555516 U CNU2006201555516 U CN U2006201555516U CN 200620155551 U CN200620155551 U CN 200620155551U CN 201029023 Y CN201029023 Y CN 201029023Y
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- circuit
- power supply
- intelligent switch
- power source
- communication interface
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to an intelligent switch power supply communication protocol converter, which consists of a communication interface circuit, a CPU circuit and a power supply circuit, which are electrically connected with each other. A power supply module is connected between the power supply circuit and the communication interface circuit; the communication interface circuit is arranged inside an optical coupling circuit which is electrically connected to the communication interface processing modules SN75176 and MAX202 respectively; the CPU 89S52 has an online programming interface which can rewrite different protocol converting resolvers according to different intelligent switches. As the utility model uses the separated power supply module and the optical coupling circuit, the problem of power supply separation and signal separation is solved; the CPU 89S52 has the online programming interface which can rewrite different protocol convert resolvers according to different intelligent switches, the intelligent switch power supply communication protocol converting can be realized.
Description
Affiliated technical field
The utility model relates to a kind of being used for various base stations, machine room is possessed the communication data conversion equipment that the intelligent switch power source of serial line interface is monitored.
Background technology
At present, by to communication base station, the power supply of machine room and environment centralized supervision, to be distributed in the zones of different base station, the running status of the power-supply device of machine room, warning information and base station, building environment situations etc. are monitored by the Master Control Center computer processing system by processor (industrial computer or Special Programmable Logic Controller) and manage, in case the device fails of being monitored or undesired such as power supply, supervisory system will be alarmed automatically, in time notify the relevant personnel to arrive site disposal, and can send the remote signal that sets in advance and realize corresponding distant control function, realize communication base station from face, the unattended target of machine room.
Intelligent switch power source is the communication power supply that mobile communication equipment uses, it can be monitored alternating current-direct current distribution and battery situation, and monitor data is sent to communication controler by the RS232/485 serial communication port, and accept the steering order that communication controler is sent, to reach the purpose that communication switch power is monitored.
Because the fast development of Communication in China cause, in the selection of intelligent switch power source, be multifarious, Switching Power Supply manufacturer adopts technical standard and the communication format of oneself separately, when causing to carry out intelligent monitoring to the Switching Power Supply of base station, machine room, because there is great difficulty in the agreement disunity in operation.In addition, because Switching Power Supply generally is that the alternating voltage of 220V or 380V is handled, because static and potential difference (PD), the communication interface of other low-voltage equipments such as direct connection are easy to cause the damage of communication interface.
Summary of the invention
The purpose of this utility model provides a kind of intelligent switch power source communication protocol conversion device that can realize intelligent protocol conversion and electric insulation blocking.
For achieving the above object, the technical solution adopted in the utility model is, the intelligent switch power source communication protocols converter is by communication interface circuit, the central processing unit circuit, power circuit is formed, be electrically connected each other, communication interface circuit is made up of up RS485 interface circuit and descending RS232/485 interface circuit, between power circuit and communication interface circuit, be connected to the power module of isolation, power module is the input of one group+5V power supply, two groups of isolation+output of 5V power supply, in communication interface circuit, be provided with optically coupled circuit, be electrically connected with communication interface processing module SN75176 and MAX202 respectively, in the central processing unit circuit, be provided with watchdog circuit module MAX813L, 89S52 is electrically connected with central processing unit, and central processing unit 89S52 possesses the online programmable interface, protocol conversion analysis program that can be different according to different intelligent switch power source burnings.
The beneficial effect of the utility model intelligent switch power source communication protocols converter is, adopt the power module and the optically coupled circuit of isolating, solved the problem of isolated from power and Signal Spacing, central processing unit 89S52 possesses the online programmable interface, protocol conversion analysis program that can be different according to different intelligent switch power source burnings, realize the conversion of intelligent switch power source communication protocol, the watchdog circuit module MAX813L that is provided with can be returned to normal operating conditions rapidly when the equipment of assurance is interfered.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model intelligent switch power source communication protocols converter is described further.
Fig. 1 is the electric theory diagram of the utility model intelligent switch power source communication protocols converter.
Fig. 2 is the circuit diagram of the up RS485 interface circuit of the utility model intelligent switch power source communication protocols converter.
Fig. 3 is the circuit diagram of the descending RS232/485 interface circuit of the utility model intelligent switch power source communication protocols converter
Fig. 4 is the circuit diagram of the utility model intelligent switch power source communication protocols converter central processing unit circuit.
Fig. 5 is the circuit diagram of the utility model intelligent switch power source communication protocols converter power circuit.
Embodiment
In concrete the enforcement, the utility model intelligent switch power source communication protocols converter adopts the RS485 interface to upload the pattern of data, and the data of intelligent switch power source are directly read in the lower end by the RS232 interface of isolating.Adopt RS485 to upload data, can guarantee that upper end equipment can articulate a plurality of smart machines, improves the processing power of communication port.
As shown in Figure 1, the intelligent switch power source communication protocols converter is by communication interface circuit, the central processing unit circuit, and feed circuit are formed, and are electrically connected each other.In Fig. 2, Fig. 3, PW1, PW2 are one+5V inputs, the power module of two isolation+5V output, this power module provides two groups of power supplys of isolating, guarantee that converter and front end, rear end equipment all are in the good isolation state, SN75176 is a RS485 interface processing module, and MAX202 is a RS232 interface processing module.For convenience of site operation and cabling, converter shell is provided with connection terminal.Optocoupler in the optically coupled circuit adopts 6N136, can work well under the baud rate of 115200B/S to guarantee converter.
In Fig. 4, U1 is that central authorities handle, employing be 89S52, it possesses the online programmable interface, can the direct burning program, in addition, this central processing unit possesses two serial line interfaces, just satisfies the needs of the utility model for pair serial ports.Wherein, P30-P37 is 8 bit data bus, it and outside address latch 74ls373, data-carrier store 76C256 connects, P4 is the reset line RST of central processing unit, is connected to the resistance of the P7 pin back of watchdog module MAX813L, and P43 is the house dog feeding-dog signal; U4 is an address latch 74ls373, and the least-significant byte address of latching through it is connected on the low order address line of U3 from its Q0-Q7 output; U3 is data-carrier store 76C256, its intermediate data in can the stored programme operational process; U5 is watchdog module MAX813L, and at program fleet, under the situation that converter is interfered, the central processing unit 89S52 that can reset guarantees that central processing unit 89S52 gets back to normal operating conditions.
In Fig. 5, input be conventional the use+the 12V power supply, through obtaining behind the switching power source chip LM2576T-5+DC voltage of 5V.Adopting switching power circuit is the quality that guarantees feed circuit, and these feed circuit possess very wide input voltage range, can all guarantee from 8V-36+the voltage output of 5V, and, efficient reaches more than 85%, and under limiting case, feed circuit can be exported the nearly electric current of 3A.Big redundant power circuit guarantees the reliability of intelligent switch power source communication data converter.D2 is power supply indication etc. among Fig. 4, and D3 receives the data pilot lamp, and D4 sends the data pilot lamp.The data pilot lamp can indicated data communication data variation.In the time of converter work, along with the variation of communication data, can understand the duty of equipment, the effect of playing debugging and safeguarding from pilot lamp.
Claims (2)
1. intelligent switch power source communication protocols converter, by communication interface circuit, the central processing unit circuit, power circuit is formed, be electrically connected each other, it is characterized in that: communication interface circuit is made up of up RS485 interface circuit and descending RS232/485 interface circuit, between feed circuit and communication interface circuit, be connected to the power module of isolation, power module is the input of one group+5V power supply, two groups of isolation+output of 5V power supply, in communication interface circuit, be provided with optically coupled circuit, be electrically connected with communication interface processing module SN75176 and MAX202 respectively.
2. according to right 1 described intelligent switch power source communication data converter, it is characterized in that: in the central processing unit circuit, be provided with watchdog circuit module MAX813L, 89S52 is electrically connected with central processing unit, central processing unit 89S52 possesses the online programmable interface, protocol conversion analysis program that can be different according to different intelligent switch power source burnings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201555516U CN201029023Y (en) | 2006-12-30 | 2006-12-30 | Intelligent switch power source communication protocol converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201555516U CN201029023Y (en) | 2006-12-30 | 2006-12-30 | Intelligent switch power source communication protocol converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201029023Y true CN201029023Y (en) | 2008-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201555516U Expired - Fee Related CN201029023Y (en) | 2006-12-30 | 2006-12-30 | Intelligent switch power source communication protocol converter |
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| CN (1) | CN201029023Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467120A (en) * | 2010-11-12 | 2012-05-23 | 杨静云 | Collector of switching value |
| CN103389959A (en) * | 2013-07-18 | 2013-11-13 | 洛阳理工学院 | Modular multi-data conversion device and conversion method thereof |
| CN105049595A (en) * | 2015-05-04 | 2015-11-11 | 黄晖 | Internet of things intelligent system |
| CN106163057A (en) * | 2016-08-18 | 2016-11-23 | 合肥大明节能科技股份有限公司 | Single lamp control equipment |
| CN106802572A (en) * | 2017-02-15 | 2017-06-06 | 国网江苏省电力公司电力科学研究院 | Home intelligent switch control terminal and method based on multi-format adaptive communications |
| CN107508785A (en) * | 2016-06-14 | 2017-12-22 | 中国石油天然气股份有限公司 | A kind of protocol conversion apparatus and method |
| CN108920395A (en) * | 2018-06-14 | 2018-11-30 | 华东师范大学 | A kind of general purpose interface bus converting system of PLC technology |
-
2006
- 2006-12-30 CN CNU2006201555516U patent/CN201029023Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467120A (en) * | 2010-11-12 | 2012-05-23 | 杨静云 | Collector of switching value |
| CN103389959A (en) * | 2013-07-18 | 2013-11-13 | 洛阳理工学院 | Modular multi-data conversion device and conversion method thereof |
| CN103389959B (en) * | 2013-07-18 | 2015-09-30 | 洛阳理工学院 | A kind of Modular multi-data conversion equipment and conversion method thereof |
| CN105049595A (en) * | 2015-05-04 | 2015-11-11 | 黄晖 | Internet of things intelligent system |
| CN105049595B (en) * | 2015-05-04 | 2019-01-22 | 黄晖 | A kind of Internet of Things intelligence system |
| CN107508785A (en) * | 2016-06-14 | 2017-12-22 | 中国石油天然气股份有限公司 | A kind of protocol conversion apparatus and method |
| CN106163057A (en) * | 2016-08-18 | 2016-11-23 | 合肥大明节能科技股份有限公司 | Single lamp control equipment |
| CN106163057B (en) * | 2016-08-18 | 2019-09-03 | 合肥大明节能科技股份有限公司 | Single lamp control equipment |
| CN106802572A (en) * | 2017-02-15 | 2017-06-06 | 国网江苏省电力公司电力科学研究院 | Home intelligent switch control terminal and method based on multi-format adaptive communications |
| CN106802572B (en) * | 2017-02-15 | 2019-08-23 | 国网江苏省电力公司电力科学研究院 | Home intelligent switch control terminal and method based on multi-format adaptive communications |
| CN108920395A (en) * | 2018-06-14 | 2018-11-30 | 华东师范大学 | A kind of general purpose interface bus converting system of PLC technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080227 Termination date: 20101230 |