CN104954244A - Gateway equipment for multi-data processing and transmission and transmission method - Google Patents
Gateway equipment for multi-data processing and transmission and transmission method Download PDFInfo
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- CN104954244A CN104954244A CN201510402703.1A CN201510402703A CN104954244A CN 104954244 A CN104954244 A CN 104954244A CN 201510402703 A CN201510402703 A CN 201510402703A CN 104954244 A CN104954244 A CN 104954244A
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Abstract
The invention discloses gateway equipment for multi-data processing and transmission. The equipment comprises an MCU (microprogrammed control unit) single chip microcomputer as well as a multi-serial port circuit, a communication circuit, a NOR FLASH and an SDRAM (synchronous dynamic random access memory) which are connected with the MCU single chip microcomputer and overcomes the defect that household appliances such as a television, a refrigerator and the like cannot be effectively integrated through the same gateway equipment for integrated data transmission and management due to the fact that existing gateway equipment still only processes network protocol data based on CAN (controller area network) data transmission during central data processing and cannot process data transmitted in a data transmission mode such as I2C (inter-integrated circuit ) bus protocol transmission, LVDS (low voltage differential signaling) line protocol transmission and the like. The invention further discloses a multi-data processing and transmission method. I2C bus protocol transmission data, LVDS line transmission data, HDMI (high-definition multimedia interface) line transmission data and the like are accessed through the multi-serial port circuit and processed by the MCU single chip microcomputer in combination of multiple circuits, so that integrated data transmission and management of household appliances and network equipment are achieved; and the method has the characteristics of high comprehensive data processing capability and the like.
Description
Technical field
The present invention relates to gateway technique field, specifically, is a kind of gateway device and transmission method of many data processing transmission.
Background technology
Gateway is the interface arrangement of heterogeneous networks in succession, and it combines the function of bridger and router.Gateway was once the concept be readily appreciated that, in internet in early days, namely term gateway refers to router.Router is the mark surmounting local network in network, and this moves towards unknown " gate " once, now still for calculating route and grouped data being forwarded to the part outside source beginning network, therefore, it is considered to the gate leading to internet.As time goes on, router is no longer magical, the appearance of public IP-based wide area network and the ripe growth facilitating router.Present routing function also can be exercised by main frame and switching hub, and gateway is no longer mysterious concept.
Present router becomes the multi-functional network equipment, and local area network (LAN) can be divided into some network segments by it, local area network (LAN) relevant in the privately owned wide area network that interconnects and each wide area network interconnection is defined internet, and such router just loses original gateway concepts.But term gateway has still been continued to use, it has constantly been applied in multiple different function, and definition gateway has been no longer part nothing the matter.
Existing gateway device still only processes some the Internet protocol data based on CAN transfer of data in central data process, and cannot process the data such as transmitted based on data transfer modes such as the transmission of I2C bus protocol, the transmission of LVDS wire protocol, and then the effective integration do not reached with such as other home appliance such as TV, refrigerator uses same gateway device to carry out integrated data transfer management.
Summary of the invention
The object of the present invention is to provide a kind of gateway device and transmission method of many data processing transmission, MCU single-chip microcomputer is utilized to process passed data in conjunction with multiple circuit by the access of Multi-serial port circuit such as I2C bus transfer data, LVDS line transmission data, HDMI wire transmission data etc., to reach the integrated data transfer management to multiple household electrical appliances equipment and the network equipment, there is the features such as structure is simple, aggregation of data disposal ability is strong.
The present invention is achieved through the following technical solutions: a kind of gateway device of many data processing transmission, comprises MCU single-chip microcomputer, and with Multi-serial port circuit, telecommunication circuit, NOR FLASH and SDRAM that MCU single-chip microcomputer is connected.
Its operation principle and effect: data are passed through Multi-serial port circuit transmission in MCU single-chip microcomputer by data wires such as such as I2C bus, LVDS line, netting twine, HDMI wire, tone frequency channel wires by home appliance and the network equipment, MCU single-chip microcomputer carries out Data Analysis Services in conjunction with NOR FLASH and SDRAM, data encoding is transferred in rear class administrative center in order to rear class process by telecommunication circuit after integrating.Wherein, NOR FLASH adopts nonvolatile flash memory technology, and the feature of NOR Flash performs (XIP, eXecute In Place) in chip, and such application program can directly be run in Flash flash memory, need not code be read in system RAM again.The efficiency of transmission of NOR is very high, has very high cost benefit when the low capacity of 1 ~ 4MB.
To better implement the present invention, described telecommunication circuit comprises the ethernet communication circuit and GPRS telecommunication circuit that are connected with MCU single-chip microcomputer respectively.
Its operation principle and effect: carry out Data Analysis Services via MCU single-chip microcomputer in conjunction with NOR FLASH and SDRAM, data encoding integral data on the one hand can by preparing against rear class process in wired ethernet communication circuit transmission to rear class administrative center according to field condition; Also can be undertaken by wireless GPRS telecommunication circuit being transferred in rear class administrative center in order to rear class process simultaneously, adopt Ethernet and GPRS two kinds of data communication modes, effectively can avoid can not transferring data to rear class administrative center because of territorial environment reason and cannot determine whether home appliance and the network equipment normally work this shortcoming.
To better implement the present invention, be convenient to some data of being come by Multi-serial port circuit transmission be carried out preferentially process fast, and jumbo data storage can be carried out, be also provided with following structure: also comprise the NAND FLASH that same MCU single-chip microcomputer is connected.
To better implement the present invention, people can be exchanged with between machine, is provided with following structure: also comprise the man-machine interface that same MCU single-chip microcomputer is connected.In use, user can carry out interaction by man-machine interface to this equipment, interactive information carries out processing and in the display be presented in man-machine interface through MCU single-chip microcomputer, NAND FLASH, NOR FLASH, SDRAM, simultaneously also by ethernet communication circuit or GPRS telecommunication circuit by through Multi-serial port circuit to export and transfer of data after internal circuit process described in this equipment is gone out.
To better implement the present invention, the man-machine interface that same MCU single-chip microcomputer is connected also is comprised.In use, user can carry out interaction by man-machine interface to this equipment, interactive information carries out processing and in the display be presented in man-machine interface through MCU single-chip microcomputer, NOR FLASH, SDRAM, simultaneously also by ethernet communication circuit or GPRS telecommunication circuit by through Multi-serial port circuit to export and transfer of data after internal circuit process described in this equipment is gone out.
To better implement the present invention, carry out processing more stable and reliable in SDRAM for making data, described SDRAM preferably adopts Jin Shidun SDRAM.
In the present invention, described MCU single-chip microcomputer adopts model to be the dsp processor of TMS320C5535.Model is the characteristic that the dsp processor of TMS320C5535 has high-performance and low-power consumption, a kind of internal bus framework supported by processor, comprise programming bus, 32 bit data read buses and two 16 bit data read buses, two 16 bit data write bus and be specifically designed to the additional busses of peripheral hardware and DMA operation, this device also comprises the DMA controller of 4 each tools, 4 passages, can be 16 autonomous channel contexts and data transmission is provided, and without the need to the intervention of CPU.Processor provides two multiply-add operation (MAC) unit, and they respectively can complete 17 * 17 multiplication and 32 additions within the single cycle.By extra 16 ALU, central authorities' 40 arithmetic/logic unit (ALU) are provided support.10 SARADC on universal input and output function and TMS320C5535 are state, interrupt providing enough pins, and provide sufficient position I/O for LCD display, keyboard and media interface.By two secure digital (SD) peripheral hardwares, sound (I2SBus) module between 4 IC, one has the serial port interface (SPI) reaching 4 kinds of chip selections, a many main controller of I2C and controlled device interface and universal asynchronous receiver/transmitter (UART) interface provide support to serial media, a high speed universal serial bus (USB 2.0) only device model (TMS320C5532 does not provide), a real-time clock (RTC), 3 general purpose timers (one of them can be configured to WatchDog Timer) and analog phase-locked look (APLL) clock generator.In addition, TMS320C5535 also comprises a close coupling FFT hardware accelerator.This close coupling FFT hardware accelerator can support 8 to 1024 real numbers and imaginary value FFT.Data processing can be carried out to the signal be transferred in TMS320C5535 fast, efficiently, accurately, and send corresponding instruction and carry out subordinate's operation.
The invention also discloses a kind of method of many data processing transmission, comprise the following steps:
S1: I2C bus transfer data, LVDS line transmission data, HDMI wire transmission data are connected to MCU single-chip microcomputer by Multi-serial port circuit;
S2: data are processed by MCU single-chip microcomputer, and data are sent to NAND FLASH, NOR FLASH, SDRAM stores;
Deal with data is transferred out by Ethernet or GPRS telecommunication circuit by S3:MCU single-chip microcomputer.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) such as I2C bus transfer data, LVDS line transmission data, HDMI wire transmission data etc. utilize MCU single-chip microcomputer to process passed data in conjunction with multiple circuit by the access of Multi-serial port circuit by the present invention, to reach the integrated data transfer management to multiple household electrical appliances equipment and the network equipment, there is the features such as structure is simple, aggregation of data disposal ability is strong.
(2) the present invention adopts Ethernet and GPRS two kinds of data communication modes, effectively can avoid can not transferring data to rear class administrative center because of territorial environment reason and cannot determine whether home appliance and the network equipment normally work this shortcoming.
(3) some data of being come by Multi-serial port circuit transmission can carry out preferentially processing fast in conjunction with other circuit by NAND FLASH of the present invention, and can carry out jumbo data storage.
(4) man-machine interface of the present invention can be barricaded as a personal-machine intercommunion platform and carries out man-machine communication with person easy to use with between this equipment.
(5) digital signal processor of the present invention can adopt TMS320 series monolithic (as: TMS320C5535), it is a digital signal processing chip with high-performance, low-power consumption, inner integrated Various Components, can carry out Treatment Analysis to data fast, efficiently, accurately.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment:
A gateway device for many data processing transmission, as shown in Figure 1, comprises MCU single-chip microcomputer, and with Multi-serial port circuit, telecommunication circuit, NOR FLASH and SDRAM that MCU single-chip microcomputer is connected.
Its operation principle and effect: data are passed through Multi-serial port circuit transmission in MCU single-chip microcomputer by data wires such as such as I2C bus, LVDS line, netting twine, HDMI wire, tone frequency channel wires by home appliance and the network equipment, MCU single-chip microcomputer carries out Data Analysis Services in conjunction with NOR FLASH and SDRAM, data encoding is transferred in rear class administrative center in order to rear class process by telecommunication circuit after integrating.Wherein, NOR FLASH adopts nonvolatile flash memory technology, and the feature of NOR Flash performs (XIP, eXecute In Place) in chip, and such application program can directly be run in Flash flash memory, need not code be read in system RAM again.The efficiency of transmission of NOR is very high, has very high cost benefit when the low capacity of 1 ~ 4MB.
To better implement the present invention, as shown in Figure 1, described telecommunication circuit comprises the ethernet communication circuit and GPRS telecommunication circuit that are connected with MCU single-chip microcomputer respectively.
Its operation principle and effect: carry out Data Analysis Services via MCU single-chip microcomputer in conjunction with NOR FLASH and SDRAM, data encoding integral data on the one hand can by preparing against rear class process in wired ethernet communication circuit transmission to rear class administrative center according to field condition; Also can be undertaken by wireless GPRS telecommunication circuit being transferred in rear class administrative center in order to rear class process simultaneously, adopt Ethernet and GPRS two kinds of data communication modes, effectively can avoid can not transferring data to rear class administrative center because of territorial environment reason and cannot determine whether home appliance and the network equipment normally work this shortcoming.
To better implement the present invention, be convenient to some data of being come by Multi-serial port circuit transmission be carried out preferentially process fast, and jumbo data storage can be carried out, as shown in Figure 1, be also provided with following structure: also comprise the NAND FLASH that same MCU single-chip microcomputer is connected.
To better implement the present invention, people can be exchanged with between machine, as shown in Figure 1, be provided with following structure: also comprise the man-machine interface that same MCU single-chip microcomputer is connected.In use, user can carry out interaction by man-machine interface to this equipment, interactive information carries out processing and in the display be presented in man-machine interface through MCU single-chip microcomputer, NAND FLASH, NOR FLASH, SDRAM, simultaneously also by ethernet communication circuit or GPRS telecommunication circuit by through Multi-serial port circuit to export and transfer of data after internal circuit process described in this equipment is gone out.
To better implement the present invention, as shown in Figure 1, the man-machine interface that same MCU single-chip microcomputer is connected also is comprised.In use, user can carry out interaction by man-machine interface to this equipment, interactive information carries out processing and in the display be presented in man-machine interface through MCU single-chip microcomputer, NOR FLASH, SDRAM, simultaneously also by ethernet communication circuit or GPRS telecommunication circuit by through Multi-serial port circuit to export and transfer of data after internal circuit process described in this equipment is gone out.
To better implement the present invention, as shown in Figure 1, carry out processing more stable and reliable in SDRAM for making data, described SDRAM preferably adopts Jin Shidun SDRAM.
In the present invention, as shown in Figure 1, described MCU single-chip microcomputer adopts model to be the dsp processor of TMS320C5535.Model is the characteristic that the dsp processor of TMS320C5535 has high-performance and low-power consumption, a kind of internal bus framework supported by processor, comprise programming bus, 32 bit data read buses and two 16 bit data read buses, two 16 bit data write bus and be specifically designed to the additional busses of peripheral hardware and DMA operation, this device also comprises the DMA controller of 4 each tools, 4 passages, can be 16 autonomous channel contexts and data transmission is provided, and without the need to the intervention of CPU.Processor provides two multiply-add operation (MAC) unit, and they respectively can complete 17 * 17 multiplication and 32 additions within the single cycle.By extra 16 ALU, central authorities' 40 arithmetic/logic unit (ALU) are provided support.10 SARADC on universal input and output function and TMS320C5535 are state, interrupt providing enough pins, and provide sufficient position I/O for LCD display, keyboard and media interface.By two secure digital (SD) peripheral hardwares, sound (I2SBus) module between 4 IC, one has the serial port interface (SPI) reaching 4 kinds of chip selections, a many main controller of I2C and controlled device interface and universal asynchronous receiver/transmitter (UART) interface provide support to serial media, a high speed universal serial bus (USB 2.0) only device model (TMS320C5532 does not provide), a real-time clock (RTC), 3 general purpose timers (one of them can be configured to WatchDog Timer) and analog phase-locked look (APLL) clock generator.In addition, TMS320C5535 also comprises a close coupling FFT hardware accelerator.This close coupling FFT hardware accelerator can support 8 to 1024 real numbers and imaginary value FFT.Data processing can be carried out to the signal be transferred in TMS320C5535 fast, efficiently, accurately, and send corresponding instruction and carry out subordinate's operation.
Such as I2C bus transfer data, LVDS line transmission data, HDMI wire transmission data etc. utilize MCU single-chip microcomputer to process passed data in conjunction with multiple circuit by the access of Multi-serial port circuit by the present invention, to reach the integrated data transfer management to multiple household electrical appliances equipment and the network equipment, there is the features such as structure is simple, aggregation of data disposal ability is strong.
The above is only preferred embodiment of the present invention, and not do any pro forma restriction to the present invention, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present invention, all falls within protection scope of the present invention.
Claims (8)
1. a gateway device for the transmission of data processing more than, is characterized in that: comprise MCU single-chip microcomputer, and with Multi-serial port circuit, telecommunication circuit, NOR FLASH and SDRAM that MCU single-chip microcomputer is connected.
2. the gateway device of a kind of many data processing transmission according to claim 1, is characterized in that: described telecommunication circuit comprises the ethernet communication circuit and GPRS telecommunication circuit that are connected with MCU single-chip microcomputer respectively.
3. the gateway device of a kind of many data processing transmission according to claim 1 and 2, is characterized in that: also comprise the NAND FLASH that same MCU single-chip microcomputer is connected.
4. the gateway device of a kind of many data processing transmission according to claim 3, is characterized in that: also comprise the man-machine interface that same MCU single-chip microcomputer is connected.
5. the gateway device of a kind of many data processing transmission according to claim 1 and 2, is characterized in that: also comprise the man-machine interface that same MCU single-chip microcomputer is connected.
6. the gateway device of a kind of many data processing transmission according to claim 1 and 2, is characterized in that: described SDRAM adopts Jin Shidun SDRAM.
7. the gateway device of a kind of many data processing transmission according to claim 1 and 2, is characterized in that: described MCU single-chip microcomputer adopts model to be the dsp processor of TMS320C5535.
8. a method for the transmission of data processing more than, is characterized in that: comprise the following steps:
S1: I2C bus transfer data, LVDS line transmission data, HDMI wire transmission data are connected to MCU single-chip microcomputer by Multi-serial port circuit;
S2: data are processed by MCU single-chip microcomputer, and data are sent to NAND FLASH, NOR FLASH, SDRAM stores;
Deal with data is transferred out by Ethernet or GPRS telecommunication circuit by S3:MCU single-chip microcomputer.
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| CN201510402703.1A CN104954244A (en) | 2015-07-10 | 2015-07-10 | Gateway equipment for multi-data processing and transmission and transmission method |
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| CN201510402703.1A CN104954244A (en) | 2015-07-10 | 2015-07-10 | Gateway equipment for multi-data processing and transmission and transmission method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114238193A (en) * | 2022-02-24 | 2022-03-25 | 浙江中控研究院有限公司 | Device for data interaction between PROFIBUS-DP bus and BLVDS bus |
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| US20070036173A1 (en) * | 2002-02-21 | 2007-02-15 | Mccrosky Carl D | Bus interface for transfer of multiple SONET/SDH rates over a serial backplane |
| US20100115165A1 (en) * | 2008-11-06 | 2010-05-06 | International Business Machines Corporation | Data Communications Among Electronic Devices Within A Computer |
| CN102201955A (en) * | 2011-05-19 | 2011-09-28 | 江苏亿通高科技股份有限公司 | Family intelligent terminal system |
| CN104426950A (en) * | 2013-08-28 | 2015-03-18 | 国家电网公司 | Electric power Internet of things intelligent communication method, system and gateway |
-
2015
- 2015-07-10 CN CN201510402703.1A patent/CN104954244A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070036173A1 (en) * | 2002-02-21 | 2007-02-15 | Mccrosky Carl D | Bus interface for transfer of multiple SONET/SDH rates over a serial backplane |
| US20100115165A1 (en) * | 2008-11-06 | 2010-05-06 | International Business Machines Corporation | Data Communications Among Electronic Devices Within A Computer |
| CN102201955A (en) * | 2011-05-19 | 2011-09-28 | 江苏亿通高科技股份有限公司 | Family intelligent terminal system |
| CN104426950A (en) * | 2013-08-28 | 2015-03-18 | 国家电网公司 | Electric power Internet of things intelligent communication method, system and gateway |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114238193A (en) * | 2022-02-24 | 2022-03-25 | 浙江中控研究院有限公司 | Device for data interaction between PROFIBUS-DP bus and BLVDS bus |
| CN114238193B (en) * | 2022-02-24 | 2022-06-17 | 浙江中控研究院有限公司 | Device for data interaction between PROFIBUS-DP bus and BLVDS bus |
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