CN205827396U - A kind of enhancement mode unifies read write line - Google Patents
A kind of enhancement mode unifies read write line Download PDFInfo
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- CN205827396U CN205827396U CN201620537307.XU CN201620537307U CN205827396U CN 205827396 U CN205827396 U CN 205827396U CN 201620537307 U CN201620537307 U CN 201620537307U CN 205827396 U CN205827396 U CN 205827396U
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Abstract
The utility model discloses a kind of enhancement mode and unify read write line, including main control module, for transferring the program in code memory and data, by SDRAM memory run described in the program transferred and data, then send read write command according to the instruction preset；This main control module is connected with HDMI display module, SATA module, USB module, RGMII module, code memory, display module, radio-frequency module, audio-frequency module, RTC block respectively.Unified read write line in this utility model completes the board meeting ISO/IEC14443A/B agreement is identified read-write；There is provided various interfaces for external devices HDMI, ether, VGA, audio frequency, USB, serial ports etc. with satisfied extension demand simultaneously.
Description
Technical field
This utility model relates to read write line technical field, particularly relates to a kind of enhancement mode and unifies read write line.
Background technology
AFC (Automatic Fare Collection system, AFC system) realize track traffic ticketing,
Ticket checking, charging, charge, add up, sorting, the automatically processing of the overall process such as management.AFC system generally includes control automatically
System, computer network communication, cash identify automatically, microelectronics calculating, electromechanical integration, embedded system and large data depositary management
Manage contour application of new technology.In order to realize and extend above-mentioned functions, TPU (the Ticket processing special to track traffic
Unit, ticket processing unit) requirement get more and more, and the expanded function of existing read write line need to improve.
Utility model content
In order to solve technical problem present in background technology, the utility model proposes the unified read-write of a kind of enhancement mode
Device, improves expanded function.
A kind of enhancement mode that the utility model proposes unifies read write line, including:
Main control module, for transferring the program in code memory and data, by SDRAM memory run described in transfer
Program and data, then according to preset instruction send read write command；
HDMI display module, is connected with main control module, is used for and external display device communication；
SATA module, is connected with main control module, for unifying the data transmission between read write line and multiple storage device；
USB module, is connected with main control module, is used for connecting external USB equipment；
RGMII module, is connected with main control module, is used for realizing visiting from outside；
Code memory, is connected with main control module, is used for storing code and data, and provides standard interface, management flash memory；
Display module, is connected with main control module, for realizing the output of VGA form；
Radio-frequency module, is connected with main control module, reads for carrying out radio frequency card identifying；
Audio-frequency module, is connected with main control module, is used for providing prompt tone and voice broadcast；
RTC block, is connected with main control module, powers for continuing as system RTC after outside power cut-off.
Preferably, also include: Ports Serial Communication Ports, be connected with main control module.
Preferably, also include: display lamp interface module, be connected with main control module.
Preferably, also include: boards card interface module, be connected with main control module.
Preferably, also include: SPI interface module, be connected with main control module.
Preferably, also include: I2C interface module, be connected with main control module.
Preferably, also include: clock interface module, be connected with main control module.
In this utility model, complete the board meeting ISO/IEC14443A/B agreement is identified read-write；There is provided simultaneously
Various interfaces for external devices HDMI, ether, VGA, audio frequency, USB, serial ports etc. are with satisfied extension demand.
Accompanying drawing explanation
Fig. 1 is that a kind of enhancement mode that this utility model embodiment proposes unifies read write line structure chart；
Fig. 2 is HDMI display module and external apparatus interface connection diagram in this utility model embodiment；
Fig. 3 is USB interface connection diagram in this utility model embodiment；
Fig. 4 is RGMII interface connection diagram in this utility model embodiment；
Fig. 5 is USB interface connection diagram in this utility model embodiment；
Fig. 6 is the external interface schematic diagram of this utility model embodiment sound intermediate frequency module；
Fig. 7 is serial interface schematic diagram in this utility model embodiment.
Detailed description of the invention
This utility model embodiment 1 proposes a kind of enhancement mode and unifies read write line, as it is shown in figure 1, include:
Main control module 10, for transferring the program in code memory 60 and data, is run by SDRAM memory 150
The described program transferred and data, then send read write command according to the instruction preset.Main control module 10 in this utility model
Can be IMX6Q application processor, IMX6Q application processor has four caryogamy and puts, and i.e. has 4 CPU, each CPU to have
32Kbyte L1 Instruction Cache and 32Kbyte L1 data Cache, the most also have intervalometer, house dog and Video processing and draw
Hold up；IMX6Q application processor has supports 128 interrupt control units interrupted；IMX6Q application processor supports the bus of 64
Bandwidth, the DDRII data bus interface of 1066MHz, throughput rate is up to the L2 cache of 1Mbyte and can be total to by double-core or four cores
Enjoy.
Video processing engine in IMX6Q application processor specifically includes: VPU (video processing unit), supports multiple lattice
The full duplex video image of formula processes, and does not account for cpu resource；3 GPU (hardware-accelerated graphics processing unit), support 3D, 2D figure
Accelerate and vector accelerates (Open VG)；2 IPU (independent image process unit), connect photographic head and display path and phase
The process closed, synchronizes and controls powerful display interface bridge, it is provided that the bridge joint effect of IPU to various digital display interfaces, as
RGB, LVDS, HDMI, MIPI/DSI.
HDMI (High Definition Multimedia, HDMI) display module 20, with master control
Module 10 connects, and is used for and external display device communication.HDMI can provide the data transfer bandwidth of up to 5Gbps, Ke Yichuan
Send the audio signal without compression and high definition video signal；Simultaneously without signal transmit advance line number mould or mould number turn
Change, it is ensured that the video-audio signal transmission of first water；The equipment of HDMI has a feature of " plug and play " simultaneously, signal source and
Can automatically carry out " negotiation " between display device, automatically select most suitable video format.This utility model is supported HDMI
V1.4,1080p@30fps high-definition digital exports, and is capable of audio video synchronization output.HDMI display module 20 is selected
It is modal 19 pin HDMI A type interfaces.HDMI display module is connected as shown in Figure 2 with external display device interface.
SATA (Serial Advanced Technology Attachment, serial ATA interface) module 30, with master control
Module 10 connects, for unifying the data transmission between read write line and multiple storage device.
USB module 40, is connected with main control module 10, is used for connecting external USB equipment.Such as, by USB-HU chip
4 road USBHOST interfaces of FE1.1S extension.FE1.1S chip is the features such as collection high-performance, low-power consumption and cost performance
USB2.0HUB chip, expansible 4 road HOST outputs, support warm connection function.Can circumscribed USB-WIFI module, USB bluetooth mould
The USB devices such as block, USB keyboard mouse, USB flash disk.It is also connected with the USB interface of an OTG simultaneously, can there is no extra storage card
In the case of, carry out the transmission of data.USB interface connects as shown in Figure 3.
RGMII (Reduced Gigabit Media Independent Interface, Gigabit Media stand-alone interface)
Module 50, is connected with main control module 10, for be internally integrated for external network PHY chip RTL8211E-VB and IMX6Q
Ethernet mac layer is joined directly together to connect and realizes network access.Wherein, RTL8211E-VB, as network interface card, is operated in gigabit pattern, for
Data, version information update provides service.RTL8211E be a 48-pin QFN encapsulation PHY chip, support 3.3v and
The RGMII interface of 2.5v, speed supports 10Base-T, 100Base-T, 1000Base-T tri-kinds；Supporting pieces 25MHz or
50MHz external clock is supplied；This chip provides the clock source of 125MHz for MAC；Two network state display lamps are provided；Support
The battery saving mode of link down.RGMII interface connects as shown in Figure 4.
EMMC (Embedded Multi Media Card, embedded multi-media card) code memory 60, with main control module
10 connect, and are used for storing code and data, and provide standard interface, management flash memory；EMMC code memory is to have in one
Portion's controller, for relative NAND Flash, design and use are got up the easiest, and price also will be more simultaneously.
LCD and VGA display module 70, is connected with main control module 10, carries out data conversion for turning VGA chip by LCD,
To realize the output of VGA form.USB interface connects as shown in Figure 5.
Radio-frequency module 80, is connected with main control module 10, for carrying out the radio-frequency card meeting ISO/IEC14443A/B agreement
Identify and read, to complete various transaction.Particularly as follows: launched RF signal by radio-frequency module 80 to radio-frequency card, when radio-frequency card receives
To this RF signal, it will the information in feedback radio-frequency card receives the information in radio-frequency card to radio-frequency module 80, radio-frequency module 10
After feed back to main control module 10.
Audio-frequency module 90, is connected with main control module 10, is used for providing prompt tone and voice broadcast.Such as, use
Wolfson Microelectronics audio frequency conversion chips W M8960 realizes.Audio interface is as shown in Figure 6.
RTC block 100, is connected with main control module 10, continue as after outside power cut-off for 3V button cell be
System RTC powers, to guarantee the correct effective of system clock.
This utility model embodiment also includes:
Ports Serial Communication Ports, is connected with main control module 10, employs four groups of serial ports, and wherein three groups is RS232 agreement, additionally
One group is RS485/RS422 agreement.One group of RS232 is debugging interface, and one group of RS232 is used for extracting storage data, other two groups
Standby.Serial interface is as shown in Figure 7.
Display lamp interface module, is connected with main control module 10, is used for connecting display lamp.Have three display lamp D16, D17,
D18, wherein D16 is used for indicating 5v to power on successfully, and two other is the most undefined.
Boards card interface module, is connected with main control module 10, and the PSAM draw-in groove that board stores key is in additionally
On one little board, design is connected on daughter board by the connector on motherboard, specially J18 and J3 on motherboard respectively and
J1 and J3 on daughter board is attached, and wherein J18 with J1 connects for communicating with the foundation of I.MX6Q processor, and the company of J3 and J3
Connect, be the selection of boot pattern.
Concrete connection see table
Table mistake！Document does not has the word of given pattern.-1TPU master card and the comparison list of subcard signal
| Pin serial number | Master card J18 pin definitions | Subcard J1 pin definitions |
| 1 | GPIO_2 | GPIO_2 |
| 2 | GPIO_8 | GPIO_8 |
| 3 | GPIO_3 | GPIO_3 |
| 4 | GPIO_7 | GPIO_7 |
| 5 | RXD5 | RXD5 |
| 6 | GPIO_6 | GPIO_6 |
| 7 | TXD5 | TXD5 |
| 8 | GPIO_1 | GPIO_1 |
| 9 | GND | GND |
| 10 | GND | GND |
| 11 | GND | GND |
| 12 | VDD_3V3 | VDD_3V3 |
| 13 | VDD_3V3 | VDD_3V3 |
| 14 | VDD_3V3 | VDD_3V3 |
In master card, on J3 and subcard, J3 connects the interface that the city's system start-up mode realized selects, after different jump cap short circuits
Different Starting mode can be realized.Interface type is 2.00mm spacing 10Pin pricking with needle, the supporting short circuit needing 2.00mm spacing
Cap.As follows:
Table mistake！Document does not has the word of given pattern.-2 Starting mode select table
SPI interface module, is connected with main control module 10, has used two groups of spi bus in design, and one of which is used to
Configuring FM15160, another set is used to MFRC531 be managed configuration, because there being two MFRC531 public
Group spi bus, gates so employing two I/O ports chip selection signal.
I2C interface module, is connected with main control module 10, has two groups of I2C buses in TPU plate, and one group is used for connecting LCD and shows
Display screen, is used for configuring LCD；Another group is that audio frequency WM8960 and HD video mouth HDMI is public, and Main Function is also to use
Carry out supplemental characteristic configuration.
Clock interface module, is connected with main control module 10, have in the present system 24MHz, 12MHz, 25MHz, 13.56MHz,
32.768KHz isochronon signal, the mode all using crystal oscillator direct-connected realizes.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (7)
1. an enhancement mode unifies read write line, it is characterised in that including:
Main control module (10), is used for transferring the program in code memory (60) and data, is transported by SDRAM memory (150)
The program transferred described in row and data, then send read write command according to the instruction preset；
HDMI display module (20), is connected with main control module (10), is used for and external display device communication；
SATA module (30), is connected with main control module (10), passes for unifying the data between read write line and multiple storage device
Defeated；
USB module (40), is connected with main control module (10), is used for connecting external USB equipment；
RGMII module (50), is connected with main control module (10), is used for realizing visiting from outside；
Code memory (60), is connected with main control module (10), is used for storing code and data, and provides standard interface, management
Flash memory；
Display module (70), is connected with main control module (10), for realizing the output of VGA form；
Radio-frequency module (80), is connected with main control module (10), reads for carrying out radio frequency card identifying；
Audio-frequency module (90), is connected with main control module (10), is used for providing prompt tone and voice broadcast；
RTC block (100), is connected with main control module (10), powers for continuing as system RTC after outside power cut-off.
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: Ports Serial Communication Ports, with master
Control module (10) connects.
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: display lamp interface module, with
Main control module (10) connects.
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: boards card interface module,
It is connected with main control module (10).
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: SPI interface module, with master
Control module (10) connects.
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: I2C interface module, with master
Control module (10) connects.
Enhancement mode the most according to claim 1 unifies read write line, it is characterised in that also include: clock interface module, with master
Control module (10) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620537307.XU CN205827396U (en) | 2016-06-05 | 2016-06-05 | A kind of enhancement mode unifies read write line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620537307.XU CN205827396U (en) | 2016-06-05 | 2016-06-05 | A kind of enhancement mode unifies read write line |
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| Publication Number | Publication Date |
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| CN205827396U true CN205827396U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109948390A (en) * | 2019-04-13 | 2019-06-28 | 北京京投亿雅捷交通科技有限公司 | A kind of close reader of rail traffic state |
-
2016
- 2016-06-05 CN CN201620537307.XU patent/CN205827396U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109948390A (en) * | 2019-04-13 | 2019-06-28 | 北京京投亿雅捷交通科技有限公司 | A kind of close reader of rail traffic state |
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