CN203233500U - Recording module for simulation visible dialogue system - Google Patents
Recording module for simulation visible dialogue system Download PDFInfo
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- CN203233500U CN203233500U CN 201220745081 CN201220745081U CN203233500U CN 203233500 U CN203233500 U CN 203233500U CN 201220745081 CN201220745081 CN 201220745081 CN 201220745081 U CN201220745081 U CN 201220745081U CN 203233500 U CN203233500 U CN 203233500U
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Abstract
The utility model relates to a recording module for a simulation visible dialogue system; the recording module is connected with a networking device of the simulation dialogue system; the recording module is characterized by comprising a CPU circuit, a USB circuit, a reset circuit, a power circuit, a SD card interface circuit, a bus interface circuit, a RTC clock circuit, a video decoding circuit, a liquid crystal screen interface circuit and a video converting circuit; the reset circuit, the USB circuit, the video decoding circuit, the video converting circuit, the liquid crystal screen interface circuit, the SD card interface circuit and the RTC clock circuit are respectively connected with the CPU circuit; the bus interface circuit is respectively connected with the video decoding circuit and the video converting circuit; and the power circuit is used for system power supply. An image recording storage device is added on a simulation dialogue system in the prior art; a SD card storage device is externally arranged on a networking controller; and an indoor unit can take out video information aiming at a user and stored on the storage device.
Description
Technical field
The utility model belongs to security protection intercommunication field, particularly relates to simulation security protection intercom system.
Background technology
At present, existing simulation security protection intercom system because not possessing the recording and storing function, can't realize video capture, thereby has certain potential safety hazard.
The utility model content
For solving above-mentioned deficiency, the utility model provides a kind of can make existing simulation intercom system, possesses image recording storage playback function, greatly expand systemic-function, used the module of recording that is used for the simulation visible dialogue system with video record function that brings great convenience for the user.
The utility model is achieved in that a kind of module of recording for the simulation visible dialogue system, link to each other with the networking device on the simulation intercom system, it is characterized in that: comprise cpu circuit, USB circuit, reset circuit, power circuit, SD card interface circuit, bus interface circuit, RTC clock circuit, video decode circuit, LCD Interface circuit and video conversion circuit, described reset circuit, USB circuit, video decode circuit, video conversion circuit, LCD Interface circuit, SD card interface circuit and RTC clock circuit are connected to cpu circuit respectively; Bus interface circuit connects video decode circuit, video conversion circuit respectively, and power circuit is used for for system power supply.
Described cpu circuit comprises a RK2708 chip.
Described reset circuit comprises a MAX708SESA-T chip.
Described power circuit is to provide 5V voltage respectively to RT9011 chip, RT8024 chip, RT9025 chip, RT9167 chip and peripheral circuit power supply by linear voltage decreasing chip MP1431, wherein the RT9011 chip is converted into the voltage of two groups of 3.3V to the RK2708 chip power supply, the RT9025 chip is converted into the voltage of 3.3V and powers to liquid crystal display screen, the RT8024 chip is converted into the voltage of 1.27V and gives the RK2708 chip power supply, and the RT9167 chip is converted into the voltage of 1.8V and gives the video decode circuit supply.
Described video decode circuit comprises a TVP5150 chip.
Described video conversion circuit comprises a CH7024 chip.
The utility model can be implemented in the simulation intercom system (ladder-port machine of prior art, the networking device, splitter, indoor set) on, for example increase the image recording memory on the basis of the AH6100 of chamois simulation intercom system, realize the function of " intercommunication extension set in branch family has visitor's image record, playback function, memory capacity 〉=4G ", an i.e. external SD card memory appts on the basis of director of networking, indoor set can be transferred the video information at this resident family that is stored on this memory device.When having the visitor to call out indoor set, system changes video state automatically over to, and video information is recorded and stored, the video information that resident family can store at this resident family by the indoor set playback system.The video storage capacity is that all resident families in the same director of networking share, and it freely can be taken out from equipment, is inserted on computer or other equipment and checks video content; Memory capacity support expansion simultaneously.The utility model is being grasped under the prerequisite of simulating intercom system low cost, compatible advantage such as strong, for the safety of neighbours living provides more favourable guarantee.
Description of drawings
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
Fig. 1 is that the module application of recording for the simulation visible dialogue system described in the utility model is having the overall structure block diagram of simulating on the visible dialogue system now.
Fig. 2 is the described overall structure block diagram of recording module for the simulation visible dialogue system.
Fig. 3 is the described cpu circuit connection layout of recording module for the simulation visible dialogue system.
Fig. 4 is the described USB circuit connection diagram of recording module for the simulation visible dialogue system.
Fig. 5 is the described reset circuit connection layout of recording module for the simulation visible dialogue system.
Fig. 6-1,6-2,6-3,6-4 are the described power circuit connection layouts of recording module for the simulation visible dialogue system.
Fig. 7 is the described SD card interface circuit connection layout of recording module for the simulation visible dialogue system.
Fig. 8 is the described bus interface circuit connection layout of recording module for the simulation visible dialogue system.
Fig. 9 is the described RTC clock circuit connection layout of recording module for the simulation visible dialogue system.
Figure 10 is the described video decode circuit connection diagram of recording module for the simulation visible dialogue system.
Figure 11 is the described LCD Interface circuit connection diagram of recording module for the simulation visible dialogue system.
Figure 12 is the described video conversion circuit connection layout of recording module for the simulation visible dialogue system.
Embodiment
See also Fig. 1, it is the overall structure block diagram with visible dialogue system of video record function described in the utility model, comprise the simulation intercom system that general ladder-port machine, networking device, splitter and indoor set are formed, be connected with the networking device after described each indoor set is connected on the splitter, the networking device connects general ladder-port machine again; Comprise also that for the module of recording of simulating visible dialogue system the described networking device of recording on module (image recording memory) and the simulation intercom system for the simulation visible dialogue system links to each other.
Seeing also Fig. 2, is the described overall structure block diagram of recording module for the simulation visible dialogue system.Comprise cpu circuit, USB circuit, reset circuit, power circuit, SD card interface circuit, bus interface circuit, RTC clock circuit, video decode circuit, LCD Interface circuit and CH7024 video conversion circuit, described reset circuit, USB circuit, video decode circuit, CH7024 video conversion circuit, LCD Interface circuit, SD card interface circuit and RTC clock circuit are connected to cpu circuit respectively; Bus interface circuit connects video decode circuit, CH7024 video conversion circuit respectively, and power circuit is used for for system power supply.
Seeing also Fig. 3, is the described cpu circuit connection layout of recording module for the simulation visible dialogue system.Described cpu circuit adopts the RK2708 chip to form, and the RK2708 chip has the ARM+DSP dual core processor; Built-in 8-bits hardware ECC algorithm is supported complete series NAND FLASH; Built-in TFT controller supports 260,000 looks to show, supports various LCDs; The USB high-speed transfer, the highest writing rate can reach 4MB; Built-in high-performance audio converter (CODEC) is exported perfect tonequality; Support SD/SDHC/MMC card expansion; It is the connection layout of the MCU control circuit of described visible dialogue system with video record function.
Seeing also Fig. 4, is the described USB circuit connection diagram of recording module for the simulation visible dialogue system.Described usb circuit is used for RK2708 is carried out program upgrade, as long as plug the USB line, just can carry out ROMPaq to shadow memory, for refresh routine brings convenience.
Seeing also Fig. 5, is the described reset circuit connection layout of recording module for the simulation visible dialogue system.Described reset circuit is used to RK2708 that reset signal is provided, and realizes the warm reset of system.
Seeing also Fig. 6, is the described power circuit connection layout of recording module for the simulation visible dialogue system.Described power circuit provides 5V to RT9011, RT8024, RT9025, RT9167 and peripheral circuit power supply by linear voltage decreasing chip MP1431, RT9011 is converted into the voltage of two groups of 3.3V and powers to RK2708, RT9025 is converted into the voltage of 3.3V and powers to liquid crystal display screen, RT8024 is converted into the voltage of 1.27V and powers to RK2708, and RT9167 is converted into the voltage of 1.8V and gives the video decode circuit supply.
Seeing also Fig. 7, is the described SD card interface circuit connection layout of recording module for the simulation visible dialogue system.In the described SD card interface circuit, the SD_CKE pin inserts for detection of the SD card, and SPI_MOSI pin, SPI_CLK pin, SPI_MISO pin are used for and the RK2708 communication, insert the electrostatic protection chip simultaneously and protect.
Seeing also Fig. 8, is the described bus interface circuit connection layout of recording module for the simulation visible dialogue system.Described bus interface circuit is used for being connected with the director of networking of this simulation intercom system, thereby carries out communication.
Seeing also Fig. 9, is the described RTC clock circuit connection layout of recording module for the simulation visible dialogue system.The RTC clock circuit is used for clock to be upgraded synchronously in the video information Folder Name.Thereby be conducive to the classification of the video file that system records, for user's use brings convenience.
Seeing also Figure 10, is the described video decode circuit connection diagram of recording module for the simulation visible dialogue system.Described video decode circuit mainly is made of the TVP5150 chip, TVP5150 is the high-performance Video Decoder of forms such as super low-power consumption, support NTSC/PAL/SECAM, and has the little advantage of encapsulation, be highly suitable for portable, in batches big, high-quality and high performance video product, particularly handling in the vision signal of safety-security area has good application.The utility model receives composite video signal (CVBS) by TVP5150, I2C bus by CPU (being RK2708) arranges the TVP5150 internal register, make the ITU-R BT.656 signal (synchronizing signal is embedded) of 8 4:2:2 of its output, so just can utilize the vision signal of CPU to record easily, storage and conversion etc.
Seeing also Figure 11, is the described LCD Interface circuit connection diagram of recording module for the simulation visible dialogue system.LCD_DEN in the described LCD Interface circuit shows enable signal; (each of the three roadbed chrominance signals of LCD_D0-LCD_D17) all uses an independent data wire to transmit to RGB; Can connect the CPT liquid crystal display screen at this interface, thereby the current vision signal that samples is shown.
Seeing also Figure 12, is the described CH7024 video conversion circuit connection layout of recording module for the simulation visible dialogue system.Described CH7024 video conversion circuit is under TVP5150 decoder module situation working properly, utilize the ITU-R BT.656 digital video signal of 8 4:2:2 that the CH7024 video conversion circuit receives cpu circuit (being RK2708) to be converted to analog signal, give the video state of corresponding indoor set show Callers.
The module of recording that the utility model adopt to increase is used for the simulation visible dialogue system links to each other with director of networking on the simulation intercom system by bus interface circuit.When the visitor calls out indoor set by ladder-port machine, the module (image recording memory) of recording that is used for the simulation visible dialogue system changes video state automatically over to, video information is recorded and stored, it is the file of title that video content generates automatically with the room number, automatically generating with days in the file is the file of title, the interior video file name is: day+time, for example video file title: 10: 26: 35 on the 13102635th 13, be stored in the SD card.Simultaneously resident family can by the indoor set playback system at this resident family store video information.Memory capacity is that all resident families in the same director of networking share, and it freely can be taken out from equipment, is inserted on computer or other equipment and checks video content.
Claims (6)
1. module of recording that is used for the simulation visible dialogue system, link to each other with the networking device on the simulation intercom system, it is characterized in that: comprise cpu circuit, USB circuit, reset circuit, power circuit, SD card interface circuit, bus interface circuit, RTC clock circuit, video decode circuit, LCD Interface circuit and video conversion circuit, described reset circuit, USB circuit, video decode circuit, video conversion circuit, LCD Interface circuit, SD card interface circuit and RTC clock circuit are connected to cpu circuit respectively; Bus interface circuit connects video decode circuit, video conversion circuit respectively, and power circuit is used for for system power supply.
2. according to claim 1 for the module of recording of simulating visible dialogue system, it is characterized in that: described cpu circuit comprises a RK2708 chip.
3. according to claim 1 for the module of recording of simulating visible dialogue system, it is characterized in that: described reset circuit comprises a MAX708SESA-T chip.
4. according to claim 1 for the module of recording of simulating visible dialogue system, it is characterized in that: described power circuit is to provide 5V voltage respectively to the RT9011 chip by linear voltage decreasing chip MP1431, the RT8024 chip, the RT9025 chip, RT9167 chip and peripheral circuit power supply, wherein the RT9011 chip is converted into the voltage of two groups of 3.3V to the RK2708 chip power supply, the RT9025 chip is converted into the voltage of 3.3V and powers to liquid crystal display screen, the RT8024 chip is converted into the voltage of 1.27V and gives the RK2708 chip power supply, and the RT9167 chip is converted into the voltage of 1.8V and gives the video decode circuit supply.
5. according to claim 1 for the module of recording of simulating visible dialogue system, it is characterized in that: described video decode circuit comprises a TVP5150 chip.
6. according to claim 1 for the module of recording of simulating visible dialogue system, it is characterized in that: described video conversion circuit comprises a CH7024 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220745081 CN203233500U (en) | 2012-12-29 | 2012-12-29 | Recording module for simulation visible dialogue system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220745081 CN203233500U (en) | 2012-12-29 | 2012-12-29 | Recording module for simulation visible dialogue system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203233500U true CN203233500U (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220745081 Expired - Fee Related CN203233500U (en) | 2012-12-29 | 2012-12-29 | Recording module for simulation visible dialogue system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203233500U (en) |
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2012
- 2012-12-29 CN CN 201220745081 patent/CN203233500U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20131009 Termination date: 20141229 |
|
| EXPY | Termination of patent right or utility model |