CN203455405U - Electric energy data recovery device of electric instrument - Google Patents

Electric energy data recovery device of electric instrument Download PDF

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Publication number
CN203455405U
CN203455405U CN201320441619.7U CN201320441619U CN203455405U CN 203455405 U CN203455405 U CN 203455405U CN 201320441619 U CN201320441619 U CN 201320441619U CN 203455405 U CN203455405 U CN 203455405U
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China
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pin
interface
energy data
module
ferroelectric memory
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CN201320441619.7U
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Inventor
张守尚
王小健
叶长明
许文专
张凤雏
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JIANGYIN SFERE ELECTRIC CO Ltd
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JIANGYIN SFERE ELECTRIC CO Ltd
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Abstract

Provided is an electric energy data recovery device of an electric instrument. The device is characterized in that the device comprises an MCU, a communication module and an ICC interface module or an SPI module, wherein the ICC interface module or the SPI module communicates with a ferroelectric memory and/or an EPPROM memory. The MCU is in coupling connection with other modules, reads electric energy data in a set address in the ferroelectric memory and/or the EPPROM memory via the ICC interface module or the SPI module, and sends the read electric energy data to a data center via the communication module, so processing and analysis for the electric energy data are carried out. The device is capable of quickly and precisely recovering electric energy data when the electric instrument fails to work normally caused by aging of a power supply or abnormity of a single-chip microcomputer.

Description

The energy data recovery device of electric instrument
Technical field
The utility model belongs to the energy data recovery device of electronic instrument technical field, particularly a kind of electric instrument.
Background technology
Along with proposition and the construction of national grid for strong intelligent grid, electric instrument intelligence and strong property are had higher requirement.Electric instrument, as the terminal of intelligent sturdy power grid, has vital role to the construction of intelligent sturdy power grid.Electric energy metrical in electric instrument is as grid company and user's charge foundation, as the foundation of electricity consumption enterprises examination, and its stability and restorability are significant.In electric system, because external impact or device aging can cause part instrument cisco unity malfunction, or because sequential is disturbed, read electric energy check code mistake and cause user cannot obtain energy data, bring impact to client's electric energy metrical and internal examination.The common method of recovering at present electric instrument energy data is to damage the producer that returns of instrument, and producer is welded in normal instrument by the storer of storage of electrical energy and reads.The method can only solve the right-on situation of memory inside data, for memory inside divided data mistake or check code mistake, cannot solve.Simultaneously this processing mode cycle longer, as polylith instrument, return and also may cause the energy data that recovers not corresponding with on-the-spot epi-position.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of energy data recovery device with the electric instrument of electric instrument energy data recovery capability, comprise: MCU, communication module, and with IIC interface module or the SPI interface module of ferroelectric memory and/or EPPROM memory communication, MCU and other modules are of coupled connections, MCU is read in ferroelectric memory and/or EPPROM storer and is set the energy data in address by IIC interface module or SPI interface module, the energy data reading is sent to data center by communication module, carry out processing and the analysis of energy data.
Wherein communication module can be one or more in RS485 communication module, ethernet communication module, gsm communication module.
In addition, described energy data recovery device also comprises key-press module and the LCD display module being of coupled connections with MCU, key-press module is for carrying out systematic parameter configuration to the energy data recovery device of electric instrument, and LCD display module is connected with MCU, shows the energy data reading.
Have again, SPI interface module comprises SPI wire jumper interface and SPISOP8 interface, as as described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector SPISOP8 interface encapsulation pin definitions, by connector SPISOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer, as as described in ferroelectric memory or EPPROM storer different from connector SPISOP8 interface encapsulation pin definitions, can with jumper, read the energy data in ferroelectric memory or EPPROM storer by connector SPI wire jumper interface.Wherein, the pin FM_MISO of SPI wire jumper interface, pin FM_MOSI, pin FM_SCK and pin FM CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively, and the pin Vcc of SPI wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW; The pin FM_MISO of SPISOP8 interface, pin FM_MOSI, pin FM_SCK and pin FM_CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively, and the pin Vcc of SPISOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.
Also have, IIC interface module comprises IIC wire jumper interface and IICSOP8 interface, as as described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector IICSOP8 interface encapsulation pin definitions, by connector IICSOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer, as as described in ferroelectric memory or EPPROM memory package pin definitions when different from connector IICSOP8 interface encapsulation pin definitions, can read the energy data in ferroelectric memory or EPPROM storer by connector IIC wire jumper interface jumper.Wherein the pin FM_SDA of IIC wire jumper interface, pin FM_SCL, pin FM_WP, pin FM_A0, pin FM_A1 and pin FM_A2 are connected with pin SDA, pin SCL, pin WP, pin A0, pin A1 and the pin A2 of MCU IO interface respectively.The pin Vcc of IIC wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW; The pin FM_A0 of IICSOP8 interface, pin FM_A1, pin FM_WP, pin FM_A2, pin FM_SCL and pin FM_SDA are connected with pin A0, pin A1, pin WP, pin A2, pin SCL and the pin SDA of MCU IO interface respectively, and the pin VCC of IICSOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.
The recovery of energy data when the energy data recovery device of the utility model electric instrument can recover extremely to cause electric instrument cisco unity malfunction because of power source aging, single-chip microcomputer fast and accurately, can compatible IIC interface, the ferroelectric memory of SPI interface or the middle data of EPPROM storer recover, ferroelectric memory and the EPPROM storer of compatible 3.3 volts and 5 volts working powers simultaneously.
Accompanying drawing explanation
Fig. 1 is the energy data recovery device module map of the utility model electric instrument;
Fig. 2 is the energy data recovery device SPI interface module schematic diagram of the utility model electric instrument;
Wherein, in MCU coupling part: pin 1 is publicly, pin 6,7 is respectively 5V and the 3.3V power supply of power supply 1, power supply 2 correspondences; In addition, CS is chip selection signal line, and MOSI is that master goes out from entering data line, and MISO is that master enters from going out data line, and SCK is SPI clock cable.
Fig. 3 is the energy data recovery device IIC interface module schematic diagram of the utility model electric instrument;
Wherein, and MCU coupling part: pin 1 is publicly, pin the 8, the 9th, power supply signal is corresponding+5V and 3.3V respectively, gives respectively the ferroelectric power supply of 5V and 3.3V working power, and A0, A1, A2 are ferroelectric address slice route selections, and WP is ferroelectric data protection control line.In addition, SDA is data line; SCL is clock line.
Fig. 4 is the workflow diagram of the energy data recovery device of the utility model electric instrument.
Embodiment
Below in conjunction with accompanying drawing, the energy data recovery device of the utility model electric instrument is described in further detail.
As shown in Figure 1, the energy data recovery device of the utility model electric instrument, comprising: MCU and the IIC interface module, SPI interface module, RS485 communication module, ethernet communication module, gsm communication module, key-press module and the LCD display module that are of coupled connections with MCU respectively.Wherein
MCU is read in ferroelectric memory and/or EPPROM storer and is set the energy data in address by IIC interface module or SPI interface module, the energy data reading is sent to data center by RS485 communication module, ethernet communication module or gsm communication module, carries out processing and the analysis of energy data.
Key-press module is for carrying out systematic parameter configuration to the energy data recovery device of electric instrument.
LCD display module is connected with MCU, shows the energy data reading.
As shown in Figure 2, SPI interface module comprises SPI wire jumper interface and SPISOP8 interface, and wherein the pin FM_MISO of SPI wire jumper interface, pin FM_MOSI, pin FM_SCK and pin FM CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively.The pin Vcc of SPI wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.The pin FM_MISO of SPISOP8 interface, pin FM_MOSI, pin FM_SCK and pin FM_CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively.And the pin Vcc of SPISOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.MCU, by SPI interface module and ferroelectric memory or the EPPROM memory communication with SPI interface, reads the energy data in ferroelectric memory or EPPROM storer.As described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector SPISOP8 interface encapsulation pin definitions, by connector SPISOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer.As described in ferroelectric memory or EPPROM storer different from connector SPISOP8 interface encapsulation pin definitions, can read the energy data in ferroelectric memory or EPPROM storer by connector SPI wire jumper interface jumper.
As shown in Figure 3, IIC interface module comprises IIC wire jumper interface and IICSOP8 interface, and wherein the pin FM_SDA of IIC wire jumper interface, pin FM_SCL, pin FM_WP, pin FM_A0, pin FM_A1 and pin FM_A2 are connected with pin SDA, pin SCL, pin WP, pin A0, pin A1 and the pin A2 of MCU IO interface respectively.The pin Vcc of IIC wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.The pin FM_A0 of IICSOP8 interface, pin FM_A1, pin FM_WP, pin FM_A2, pin FM_SCL and pin FM_SDA are connected with pin A0, pin A1, pin WP, pin A2, pin SCL and the pin SDA of MCU IO interface respectively.And the pin VCC of IICSOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.MCU, by IIC interface module and ferroelectric memory or the EPPROM memory communication with IIC interface, reads the energy data in ferroelectric memory or EPPROM storer.As described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector IICSOP8 interface encapsulation pin definitions, by connector IICSOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer.As described in ferroelectric memory or EPPROM memory package pin definitions when different from connector IICSOP8 interface encapsulation pin definitions, can read the energy data in ferroelectric memory or EPPROM storer by connector IIC wire jumper interface jumper.
As shown in Figure 4, after the method for the energy data of said apparatus recovery electric instrument comprises the steps: to power on, the type of memory that MCU reads, arranges the information such as corresponding system information, start address, data length according to type of memory.According to the type of memory and the system information that arrange, carry out reading energy data or reading energy data or read energy data or read energy data according to the IIC interface of ferroelectric memory according to the SPI interface sequence of ferroelectric memory according to the IIC interface sequence of EPPROM storer according to the SPI interface sequence of EPPROM storer, the energy data reading can be shown on as the screen of LCD.The energy data reading can upload to data center according to MODBUS-RTU agreement by RS485 communication module, also can pass through ethernet communication module, and the energy data reading is uploaded to data center.Also can pass through gsm communication module, by mobile network by the energy data long pass reading to data center.The energy data reading can adopt pass through RS485 communication module, ethernet communication module, the serial of gsm communication module as shown in Figure 4 to select transmission, also can adopt wherein one or more modes to transmit.
The recovery of energy data when the energy data recovery device of the utility model electric instrument can recover extremely to cause electric instrument cisco unity malfunction because of power source aging, single-chip microcomputer fast and accurately, can compatible IIC interface, the ferroelectric memory of SPI interface or the middle data of EPPROM storer recover, ferroelectric memory and the EPPROM storer of compatible 3.3 volts and 5 volts working powers simultaneously.
Below the preferred embodiment of the utility model having been created illustrates, but the utility model is created and is not limited to embodiment, those of ordinary skill in the art also can make all modification being equal to or replacement under the prerequisite without prejudice to the utility model creative spirit, and the modification that these are equal to or replacement are all included in the application's claim limited range.

Claims (7)

1. the energy data recovery device of an electric instrument, it is characterized in that, comprise: MCU, communication module and with IIC interface module or the SP I interface module of ferroelectric memory and/or EPPROM memory communication, MCU and communication module and be of coupled connections with IIC interface module or the SPI interface module of ferroelectric memory and/or EPPROM memory communication
MCU is read in ferroelectric memory and/or EPPROM storer and is set the energy data in address by IIC interface module or SPI interface module, and the energy data reading is sent to data center by communication module, carries out processing and the analysis of energy data.
2. the energy data recovery device of electric instrument as claimed in claim 1, is characterized in that: described communication module can be one or more in RS485 communication module, ethernet communication module, gsm communication module.
3. the energy data recovery device of electric instrument as claimed in claim 1 or 2, it is characterized in that: described energy data recovery device also comprises key-press module and the LCD display module being of coupled connections with MCU, key-press module is for carrying out systematic parameter configuration to the energy data recovery device of electric instrument, L CD display module is connected with MCU, shows the energy data reading.
4. the energy data recovery device of the electric instrument as described in one of claim 1-3, it is characterized in that: SPI interface module comprises SPI wire jumper interface and SPISOP8 interface, as as described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector SPISOP8 interface encapsulation pin definitions, by connector SPISOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer, as as described in ferroelectric memory or EPPROM storer different from connector SPISOP8 interface encapsulation pin definitions, can with jumper, read the energy data in ferroelectric memory or EPPROM storer by connector SPI wire jumper interface.
5. the energy data recovery device of electric instrument as claimed in claim 4, it is characterized in that: the pin FM_MISO of SPI wire jumper interface, pin FM_MOSI, pin FM_SCK and pin FM CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively, the pin Vcc of SPI wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW; The pin FM_MISO of SPIS OP8 interface, pin FM_MOSI, pin FM_SCK and pin FM_CS are connected with pin MOSI, pin MISO, pin SCK and the pin CS of MCU IO interface respectively, and the pin Vcc of SPISOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.
6. the energy data recovery device of the electric instrument as described in one of claim 1-3, it is characterized in that: IIC interface module comprises IIC wire jumper interface and IICSOP8 interface, as as described in ferroelectric memory or EPPROM memory package pin definitions when identical with connector IICSOP8 interface encapsulation pin definitions, by connector IICSOP8 interface crimping mode, directly read the energy data in ferroelectric memory or EPPROM storer, as as described in ferroelectric memory or EPPROM memory package pin definitions when different from connector IICSOP8 interface encapsulation pin definitions, can read the energy data in ferroelectric memory or EPPROM storer by connector IIC wire jumper interface jumper.
7. the energy data recovery device of electric instrument as claimed in claim 6, is characterized in that: the pin FM_SDA of IIC wire jumper interface, pin FM_SCL, pin FM_WP, pin FM_A0, pin FM_A1 and pin FM_A2 are connected with pin SDA, pin SCL, pin WP, pin A0, pin A1 and the pin A2 of MCU IO interface respectively.The pin Vcc of IIC wire jumper interface is connected with 5 volts or 3.3 volts of power supplys by switch S W; The pin FM_A0 of IICSOP8 interface, pin FM_A1, pin FM_WP, pin FM_A2, pin FM_SCL and pin FM_SDA are connected with pin A0, pin A1, pin WP, pin A2, pin SCL and the pin SDA of MCU IO interface respectively, and the pin VCC of IICSOP8 interface is connected with 5 volts or 3.3 volts of power supplys by interrupteur SW.
CN201320441619.7U 2013-07-24 2013-07-24 Electric energy data recovery device of electric instrument Active CN203455405U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353549A (en) * 2013-07-24 2013-10-16 江苏斯菲尔电气股份有限公司 Electric energy data recovery apparatus of electric power meter and electric energy data recovery method
CN109239426A (en) * 2018-08-30 2019-01-18 宁波迦南智能电气股份有限公司 The data record and freezing data restoration methods of electric energy meter calendar clock exception

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353549A (en) * 2013-07-24 2013-10-16 江苏斯菲尔电气股份有限公司 Electric energy data recovery apparatus of electric power meter and electric energy data recovery method
CN103353549B (en) * 2013-07-24 2016-04-06 江苏斯菲尔电气股份有限公司 The energy data recovery device of electric instrument and method
CN109239426A (en) * 2018-08-30 2019-01-18 宁波迦南智能电气股份有限公司 The data record and freezing data restoration methods of electric energy meter calendar clock exception
CN109239426B (en) * 2018-08-30 2020-08-25 宁波迦南智能电气股份有限公司 Data recording and frozen data recovery method for calendar clock abnormity of electric energy meter

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