CN204010686U - Service data record control circuit based on storage principle - Google Patents
Service data record control circuit based on storage principle Download PDFInfo
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- CN204010686U CN204010686U CN201420465681.4U CN201420465681U CN204010686U CN 204010686 U CN204010686 U CN 204010686U CN 201420465681 U CN201420465681 U CN 201420465681U CN 204010686 U CN204010686 U CN 204010686U
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- 238000004891 communication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
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Abstract
The utility model discloses a kind of service data record control circuit based on storage principle, comprise Interface Terminal, power circuit, STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat.The utlity model has following technique effect: service data record control circuit is correctly connected with control panel, service data record control circuit reads service datas such as the operational state data of control panel, fault state data, sensor states data in real time, and service data and the corresponding time of generation are stored in SD card or USB flash disk together.The utility model records the service data of electrical control equipment with respect to traditional notes, this equipment has the advantages that reliability is high, data recording is comprehensive, data accurately, are not thought factor interference, is the in service indispensable equipment of control panel.
Description
Technical field
The utility model relates to a kind of service data record control circuit based on storage principle.
Background technology
Along with scientific and technological level is fast-developing, promoted the raising of the electrical control equipment level of informatization.It is random large that traditional approach by notes records the mode of electrical control equipment mode of operation, malfunction and service data, judges not comprehensively, and data are inaccurate, are subject to interference from human factor.Electrical control equipment easily causes the aging of components and parts in nonstandard operation with in service for a long time, if recorded and carried out repair and maintenance by service data not in time, may cause device damage to cause security incident.
Utility model content
The purpose of this utility model is to provide a kind of service data record control circuit based on storage principle.
The technical solution of the utility model is, a service data record control circuit based on storage principle, comprises Interface Terminal, power circuit, STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat; The power interface of Interface Terminal connects the power supply input port of power circuit, and the power output of power circuit connects the power port of STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat; The TTL signal serial ports of Interface Terminal is connected to the TTL signal serial ports of MAX232 level transferring chip, and the RS232 signal serial ports of MAX232 level transferring chip connects the serial port of STM32F103CET6 control chip; The sheet that the output pin PA4 of STM32F103CET6 control chip, output pin PA5, input pin PA6, output pin PA7 connect respectively the SPI agreement of CH376 file system management chip selects pin SCS, clock pin SCK, data output pin SDO, data input pin SDI; The USB flash disk data input pin UD-of CH376 file system management chip, USB flash disk data output pin UD+ receive respectively the data output pin D+ of USB flash disk seat, the data input pin D-of USB flash disk seat, and the SD card detection pin SDWP of CH376 file system management chip, detection pin WP, the sheet that sheet selects pin SDCS, clock pin SDCK, data output pin SDO, data input pin SDI to connect respectively SD deck select pin CS, clock pin CLK, data input pin DI and data output pin DO.
The utlity model has following technique effect: service data record control circuit is correctly connected with control panel, service data record control circuit reads service datas such as the operational state data of control panel, fault state data, sensor states data in real time, and service data and the corresponding time of generation are stored in SD card or USB flash disk together.The utility model records the service data of electrical control equipment with respect to traditional notes, this equipment has the advantages that reliability is high, data recording is comprehensive, data accurately, are not thought factor interference, is the in service indispensable equipment of control panel.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of service data record control circuit based on storage principle, comprise Interface Terminal, power circuit, STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat, the power interface of Interface Terminal connects the power supply input port of power circuit, and the power output of power circuit connects the power port of STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat; The TTL signal serial ports of Interface Terminal is connected to the TTL signal serial ports of MAX232 level transferring chip, and the RS232 signal serial ports of MAX232 level transferring chip connects the serial port of STM32F103CET6 control chip; The sheet that the output pin PA4 of STM32F103CET6 control chip, output pin PA5, input pin PA6, output pin PA7 connect respectively the SPI agreement of CH376 file system management chip selects pin SCS, clock pin SCK, data output pin SDO, data input pin SDI; The USB flash disk data input pin UD-of CH376 file system management chip, USB flash disk data output pin UD+ receive respectively the data output pin D+ of USB flash disk seat, the data input pin D-of USB flash disk seat, and the SD card detection pin SDWP of CH376 file system management chip, detection pin WP, the sheet that sheet selects pin SDCS, clock pin SDCK, data output pin SDO, data input pin SDI to connect respectively SD deck select pin CS, clock pin CLK, data input pin DI and data output pin DO.
Principle of work of the present utility model: the power supply input port that the power interface of Interface Terminal connects power circuit provides general supply for control circuit, and the power port that the power output of power circuit connects STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat provides working power for it; The TTL signal serial ports of Interface Terminal is connected to the TTL signal serial ports of MAX232 level transferring chip, the RS232 signal serial ports of MAX232 level transferring chip connects the serial port of STM32F103CET6 control chip, read in real time the service datas such as control panel operational state data, fault state data, sensor states data, service data converts through MAX232 level transferring chip the RS232 level signal that STM32F103CET6 control chip can receive to, and STM32F103CET6 control chip carries out analytical calculation processing the service data receiving.STM32F103CET6 control chip sends to CH376 file system management chip by the SPI agreement communication port with CH376 file system management chip composition the service data of analytical calculation processing, CH376 file system management chip receives service data and service data is processed into document form, the usb protocol communication port that the service data of document form is consisted of CH376 file system management chip and USB flash disk seat is stored to USB flash disk, and the SD card SPI protocol interface that simultaneously can consist of CH376 file system management chip and SD deck is stored to SD card.
When service data recording control apparatus is normally connected to control panel by Interface Terminal, the service datas such as the operational state data of control panel, fault state data, sensor states data are carried out to the real-time storage with time synchronized.By computer, read the history data of the SD card of service data recording control apparatus insertion or the content search control panel of USB flash disk, come the operation of standard control panel to improve service life of equipment, enhance productivity, reduce maintenance time, to reduce security incident, simultaneously significant to effective differentiation security incident responsibility.
Claims (1)
1. the service data record control circuit based on storage principle, comprise Interface Terminal, power circuit, STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat, it is characterized in that: the power interface of Interface Terminal connects the power supply input port of power circuit, the power output of power circuit connects the power port of STM32F103CET6 control chip, MAX232 level transferring chip, CH376 file system management chip, SD deck, USB flash disk seat; The TTL signal serial ports of Interface Terminal is connected to the TTL signal serial ports of MAX232 level transferring chip, and the RS232 signal serial ports of MAX232 level transferring chip connects the serial port of STM32F103CET6 control chip; The sheet that the output pin PA4 of STM32F103CET6 control chip, output pin PA5, input pin PA6, output pin PA7 connect respectively the SPI agreement of CH376 file system management chip selects pin SCS, clock pin SCK, data output pin SDO, data input pin SDI; The USB flash disk data input pin UD-of CH376 file system management chip, USB flash disk data output pin UD+ receive respectively the data output pin D+ of USB flash disk seat, the data input pin D-of USB flash disk seat, and the SD card detection pin SDWP of CH376 file system management chip, detection pin WP, the sheet that sheet selects pin SDCS, clock pin SDCK, data output pin SDO, data input pin SDI to connect respectively SD deck select pin CS, clock pin CLK, data input pin DI and data output pin DO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465681.4U CN204010686U (en) | 2014-08-18 | 2014-08-18 | Service data record control circuit based on storage principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465681.4U CN204010686U (en) | 2014-08-18 | 2014-08-18 | Service data record control circuit based on storage principle |
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| Publication Number | Publication Date |
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| CN204010686U true CN204010686U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420465681.4U Expired - Fee Related CN204010686U (en) | 2014-08-18 | 2014-08-18 | Service data record control circuit based on storage principle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112286708A (en) * | 2020-10-28 | 2021-01-29 | 海信（山东）冰箱有限公司 | Signal acquisition circuit and method and electrical equipment |
-
2014
- 2014-08-18 CN CN201420465681.4U patent/CN204010686U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112286708A (en) * | 2020-10-28 | 2021-01-29 | 海信（山东）冰箱有限公司 | Signal acquisition circuit and method and electrical equipment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 |