CN201111027Y

CN201111027Y - Direct inserting type computer card

Info

Publication number: CN201111027Y
Application number: CNU2007201710198U
Authority: CN
Inventors: 戴文钟
Original assignee: Shenzhen Voxtech Co Ltd
Current assignee: Shenzhen Voxtech Co Ltd
Priority date: 2007-11-22
Filing date: 2007-11-22
Publication date: 2008-09-03
Anticipated expiration: 2017-11-22

Abstract

The utility model discloses an in-line computer card, comprising a circuit board; a CPU, a south bridge circuit, a north bridge circuit and at least one memory all arranged on the circuit board; at least 34 pin parts arranged straightly in rows are arranged on one surface of the circuit board; the CPU is electrically connected with the north bridge circuit which is electrically and respectively connected with the north bridge circuit and the memory; the lines of the south circuit and the north circuit are respectively connected to different pins to ensure the pins to be respectively defined as the output-input interfaces which can be connected to a plurality of interface devices (such as the keyboard, the hard disk, the connector and the display, etc.). When inserted into the corresponding plurality of sockets on the mainboard of an electronic device, the computer card only occupies little space in the electronic device and ensures the electronic device to have the basic functions of the standard PC; besides, electronic devices with high compatibility and supporting various interface devices can be easily and quickly designed according to the actual demands.

Description

Direct insertion computer card

Technical field

The utility model relates to a kind of computer card, especially a kind of direct insertion computer card that is connected to the output/input interface of a plurality of interfacing equipments.

Background technology

The basic framework of existing PC 1, as shown in Figure 1, be on a motherboard 10, to lay a primary memory 11, one CPU (central processing unit) (Central Processing Unit, be called for short: CPU) 12, one Advenced Graphics Port (Accelerated Graphics Port, be called for short: AGP) 13, assemblies such as one south bridge circuit (South Bridge), 14 and one north bridge circuit (North Bridge) 16, wherein CPU (central processing unit) 12 is in order to control each assembly, and program carried out computing, and be electrically connected with north bridge circuit 16, and north bridge circuit 16 is respectively at south bridge circuit 14, primary memory 11 and Advenced Graphics Port 13 connect, required data and data in primary memory 11 temporary CPU (central processing unit) 12 calculating processes, the display data of Advenced Graphics Port 13 transmitting and displaying cards, and the data that primary memory 11 is kept in, data and the display data that quickens image processing, all by north bridge circuit 16, being sent to CPU (central processing unit) 12 handles, and south bridge circuit 14 and a plurality of interfacing equipments are (as keyboard, hard disk, display, connector etc.) output/input interface 15 is electrically connected, and by north bridge circuit 16 with data or data that each output/input interface 15 receives, be sent to CPU (central processing unit) 12 and handle.

Because motherboard now constantly adds hardware (as interface or I/O port) to increase more function, but motherboard 10 is not along with the various hardware development step of miniaturization day by day, and progressively dwindle its area, be that motherboard 10 is except said modules on the contrary, in order to add different functions, and constantly add new hardware, make the size of motherboard 10 can't dwindle all the time, make motherboard 10 still need to be installed in to have in the housing than the electronic installation of large space, and be difficult to be applied to the miniaturized electric subset of limited space, digital video video camera (DVR) for example, DOS job platform (DOS Platform), RFID and bar code reading machine (RFID ﹠amp; Bar code Reader), real-time vehicle positioning system (AVL), fingerprint identifier, network camera, environmental monitoring system, Medical Devices, CAN BUS SOLUTION, palmtop computer, handheld instrument etc. need to use the miniaturized electronics of computer computing.

In view of the size of the motherboard 10 of aforesaid PC 1 can't miniaturization, and the extremely limited again problem in space of miniaturized electric subset, therefore, a kind of computer card that is applied to the miniaturized electric subset has appearred in the market, for example: the DIMM-of business card type CPU card of Yanhua Co., Ltd (No. the 433496th, the novel patent announcement in Taiwan) and Kontron incorporated company

Product, all are small-sized two-sided memory modules (the Small-Outline DualIn-Line Memory Module that adopt 144 pin positions, be called for short: the SODIMM) circuit board of rating of machine, as shown in Figure 2, comprise microprocessor 21 on the circuit board 20 of this business card type CPU card, Installed System Memory 22, solid magnetic disc driver 23, ROM-BIOS 24, controller 25 is gone in output, LAN controller 26 assemblies such as grade, and at the bottom edge place of circuit board 20, be provided with 144 pin positions 200 of SODIMM module standard rating of machine, and pin position 200 is defined as first integrated interface 202 that can be connected to a plurality of peripheral devices again, and another side of this CPU card is provided with second integrated interface 204, can draw a plurality of external ports for connecing, so, when this CPU card is plugged on the respective socket 300 set on the miniaturized electric subset motherboard 30 (as shown in Figure 3), the interfacing equipment (not shown) of laying on the motherboard 30, can be electrically connected with 202 formation of first integrated interface, make this CPU card become the computing and the control center of miniaturized electric subset.

As shown in Figure 4, the DIMM-of Kontron incorporated company The framework of product, roughly identical with above-mentioned CPU card, be laid with a CPU (central processing unit) 40 on this circuit board 4, a plurality of output/input interfaces 41 are (as (the Peripheral Component InterconnectBus of connecting bus in the peripheral assembly, be called for short: PCI Bus), Industry Standard Architecture (Industry Standard ArchitectureBus, be called for short: ISA Bus) etc.), a plurality of internal memory (SDRAM, BIOS Flash Memory and EEPROM) 42, assemblies such as controller (as: Super I/O Controller) 43 and one Ethernet controller 44 are gone in one output, work as DIMM- When product is plugged in socket (not shown) corresponding on the miniaturized electric subset motherboard, this DIMM- All pin positions of product are by the corresponding contact on the socket, respectively with motherboard on set interfacing equipment form and be electrically connected, make DIMM-

Product becomes the computing and the control center of miniaturized electric subset.

Yet, though business card type CPU jig has microprocessor 21, Installed System Memory 22, solid magnetic disc driver 23, ROM-BIOS 24, output to go into assemblies such as controller 25, LAN controller 26, and DIMM-

Product is though have CPU (central processing unit) 40, output/input interface 41, Industry Standard Architecture, internal memory 42, assemblies such as controller 43 and Ethernet controller 44, business card type CPU card and DIMM-are gone in output

Product does not possess complete computer framework yet, and can't satisfy the actual demand of different small electronic equipment, and business card type CPU card and DIMM-

Product compatible low, can't support multiple interfaces equipment, cause Development Engineering personnel many puzzlements and problem such as development time of inconvenience and miniaturized electric subset is long in design, therefore, be necessary to develop a kind of computer card that can meet the actual demand of more miniaturized electric subset.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of output/input interface that meets the actual demand of miniaturized electric subset that provides, thereby can design the direct insertion computer card of providing highly compatible and supporting the electronic installation of multiple interfaces equipment simple and easy and apace.

Adopt following technical scheme for solving the problems of the technologies described above the utility model: a kind of direct insertion computer card, comprise a circuit board and a CPU (central processing unit), pin, internal memory, a north bridge circuit and a south bridge circuit of being located on the described circuit board, described pin is an a plurality of pin portion, each pin portion is on the position near its two respective side, keep straight on respectively and be arranged in the one side of circuit board, and each pin portion has at least 34 pins respectively; Described north bridge circuit is electrically connected by circuit and the CPU (central processing unit) of laying on the circuit board; Described internal memory has one at least, is connected with north bridge circuit by the circuit of laying on the circuit board; Described south bridge circuit is connected with north bridge circuit by the circuit of laying on the circuit board; The circuit of described south bridge circuit and north bridge circuit extends respectively and is connected to pin, and pinout being become can be connected to the output/input interface of plurality of interfaces equipment, and south bridge circuit is connected to CPU (central processing unit) by north bridge circuit.

South bridge circuit described in the utility model is connected on the pin by the circuit on the circuit board, and forms connecting bus in the peripheral assembly, a low pin interface, four general connectivity ports, four serial ports, an integration electronic type driving interface, Keyboard Control interface, a network control interface and two USB (universal serial bus) output/input interfaces at least.

CPU (central processing unit) described in the utility model, south bridge circuit and north bridge circuit are integrated into a single-chip group.

Also comprise a plurality of power pins and a plurality of grounding pin on the circuit board described in the utility model, contact corresponding on the socket of described power pins and grounding pin and electronic device host plate forms electric power loop.

In position, be respectively equipped with the in line pin portion of triplex row on the one side of circuit board described in the utility model near its two respective side.

The distribution layout of the corresponding output/input interface of pin described in the utility model portion be in the peripheral assembly connecting bus with integrate the electronic type driving interface and be distributed in circuit board wherein in the triplex row pin portion of a side, and low pin interface, each general connectivity port, each serial port, port arranged side by side, Keyboard Control interface, network control interface and USB (universal serial bus) output/input interface are distributed in respectively in the triplex row pin portion of circuit board opposite side.

Also be provided with the test bus of a joint test working group on the circuit board described in the utility model, described test bus is electrically connected by circuit and CPU (central processing unit), south bridge circuit, north bridge circuit and the internal memory of circuit board, and described test bus can be connected with a debugging tool.

North bridge circuit described in the utility model comprises that also one draw to quicken port, and described drawing is quickened display chip set on port and the electronic device host plate and is connected, and is connected to CPU (central processing unit).

The length of circuit board described in the utility model is that 69 millimeters, width are 45 millimeters.

The utility model compared with prior art, pin can be connected to the output/input interface of a plurality of interfacing equipments (as keyboard, hard disk, display, connector etc.), only need take the little space in the electronic installation, can make electronic installation have the basic function of standard personal computer, and can be according to the actual requirements, simple and easy and apace design provide highly compatible and support the electronic installation of multiple interfaces equipment.

Description of drawings

Fig. 1 is the utility model background technology tradition computer configuration diagram;

Fig. 2 is the circuit block diagram of the utility model background technology conventional business card type CPU card;

Fig. 3 is the synoptic diagram on the motherboard that is plugged on the miniaturized electric subset of the utility model background technology conventional business card type CPU card;

Fig. 4 is the utility model background technology tradition DIMM- The circuit block diagram of product;

Fig. 5 is the circuit block diagram of direct insertion computer card of the present utility model;

Fig. 6 is the arrangement plan of the output/input interface of the utility model one embodiment.

The utility model primary clustering symbol description:

Computer card 5 low pin interface 62

Circuit board 50 general Ports 63

Pin portion 51 serial ports 64

Pin 500 is integrated electronic type driving interface 66

Power pins 501 Keyboard Control interfaces 67

Grounding pin 502 network control interfaces 68

CPU (central processing unit) 52 USB (universal serial bus) 69

South bridge circuit 54 electronic installations 7

Test bus 55 motherboards 70

North bridge circuit 56 sockets 700

Draw and quicken port 560 contacts 702

Internal memory 58 single-chip groups 8

Connecting bus 61 in the peripheral assembly

Embodiment

Below in conjunction with drawings and Examples the utility model is described in further detail.

As shown in Figure 5, the direct insertion computer card 5 of the utility model comprises a circuit board 50, one CPU (central processing unit) 52, one south bridge circuit 54, one north bridge circuit 56 and at least one internal memory 58, wherein on the one side of circuit board 50 in position near its two respective side, be respectively equipped with the in line pin portion 51 of plural number row, and each pin portion 51 has at least 34 pins 500 respectively, and CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58, be installed in respectively on the circuit board 50, and CPU (central processing unit) 52 north bridge circuits 56 are electrically connected by the circuit of laying on the circuit board 50, and this north bridge circuit 56 is electrically connected with south bridge circuit 54 and internal memory 58 respectively, and data and data in internal memory 58 temporary CPU (central processing unit) 52 calculating processes, and data and data transmission are handled to CPU (central processing unit) 52 by north bridge circuit 56, and the circuit of south bridge circuit 54 and north bridge circuit 56, also pass through the circuit of laying on the circuit board 50, extend respectively and be connected on the different pin 500 of pin portion 51, and pin 500 is defined as is connected to plurality of interfaces equipment (as keyboard, hard disk, connector etc.) output/input interface, and south bridge circuit 54 is by north bridge circuit 56, message with the output/input interface of south bridge circuit 54, being sent to CPU (central processing unit) 52 handles, and north bridge circuit 56 is with the message of its output/input interface, directly being sent to CPU (central processing unit) 52 handles, when computer card 5 is plugged in an electronic installation 7 (as video capture device, network card, fingerprint identifier, global positioning satellite device etc.) on the motherboard 70 during corresponding a plurality of socket 700, make all pins 500 of computer card 5, by the corresponding contact 702 on each socket 700, with plurality of interfaces equipment set on the motherboard 70 (as keyboard, hard disk, connector, display etc.) output/input interface forms and is electrically connected.What this need specify be, electronic manufacturing technology is flourish in recent years, make distance between wantonly two pins of circuit board 50, roughly can be made into the spacing that is about 2mm, in other words, the length of this circuit board 50 is about 69mm (adding the edges of boards of counting circuit board and the spacing of outermost two pins), and under this length specification, cooperate CPU (central processing unit) 52, south bridge circuit 54, the specification size of assemblies such as north bridge circuit 56 and internal memory 58, the width of this circuit board, be roughly 45mm, so the computer card only need take the little space in this electronic installation 7, can make electronic installation 7 have the basic function of standard personal computer, and can be according to the actual requirements, simple and easy and apace design provide highly compatible and support the electronic installation 7 of multiple interfaces equipment.

In the preferred embodiment of one of the utility model, as shown in Figure 6, circuit on the south bridge circuit 54, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises connecting bus (Peripheral Component Interconnect Bus in the peripheral assembly at least, be called for short: PCI Bus) 61, one low pin interface (Low Pin Count Interface, be called for short: LPC Interface) 62, (General-Purpose I/O Port is called for short: GPIO Port) 63 four general Ports, four serial ports (COM Port) 64, one Keyboard Control interface (Keyboard controller Interface) 67, one network control interface 68.And the circuit on the north bridge circuit 56, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises that one integrates electronic type driving interface (IntegratedDevice Electronic Interface at least, be called for short: 66 and two USB (universal serial bus) (Universal Serial Bus IDE Interface), be called for short: USB) 69 output/input interfaces such as grade, so, computer card 5 can see through output/input interface and be connected to plurality of interfaces equipment (as keyboard, hard disk, connector, display etc.), thereby provides electronic installation required function.

At this need benly be, north bridge circuit 56 is identical with the framework of standard personal computer, it is except that can being electrically connected with internal memory 58, also can with an Advenced Graphics Port (AcceleratedGraphics Port, be called for short: AGP) 562 be electrically connected, but north bridge circuit 56 and Advenced Graphics Port 562, only when electronic installation 7 needs an external display, north bridge circuit 56 is the circuit by laying on the circuit board 50, extend and be connected to Advenced Graphics Port 562, and make Advenced Graphics Port 562 on pin 500, form the output/input interface that is connected with display chip 72, otherwise 56 of north bridge circuits need not to be connected to Advenced Graphics Port 562.In addition, in the utility model, north bridge circuit 56 is not only can be electrically connected with internal memory 58 and Advenced Graphics Port 562, north bridge circuit 56 can be according to the demand of interfacing equipment on transmission speed of electronic installation 7, and be electrically connected with internal memory 58 and Advenced Graphics Port 562 output/input interface in addition, in the aforementioned embodiment, north bridge circuit 58 also can be connected with integration electronic type driving interface 66 and USB (universal serial bus) 69, so computer card 5 is than traditional business card type CPU card and DIMM-

Compatibility and tenability better, and in the design of output/input interface, have more elasticity.

In the above-described embodiments, as shown in Figure 6, computer card 5 basic frameworks are identical with PC (PC) framework, but for cooperating the needs of subminiature volume and its comparatively special part, can be with CPU (central processing unit) 52, south bridge circuit 54 and north bridge circuit 56, be integrated into a single-chip group (as the single-chip group of the Vortex86SX that the applicant sold) 8, in order to the integrated microprocessor of replacement traditional C PU card (as shown in Figure 1), or DIMM-

The CPU (central processing unit) of product is (as AMDELAN SC520, as shown in Figure 4), make the expansion capacity of computer card 5 not be confined to the traditional integrated microprocessor or the output/input interface of CPU (central processing unit) appointment, but make computer card 5 really have the basic function of PC, and possess better compatibility and support more interfacing equipment.

As shown in Figure 6, the pin 500 of circuit board 50 is except that forming output/input interface, also comprise a plurality of power pins 501 and a plurality of grounding pin 502, when computer card 5 is plugged in socket 700, contact corresponding on the power pins 501 that makes computer card 5 and grounding pin 502 and each socket 700 forms electric power loop, and using provides CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 6 and the required power supply of internal memory 58 actions.

In the above-described embodiments, on the one side of circuit board 50, in position near its two respective side, be respectively equipped with the in line pin portion 51 of triplex row, and the distribution layout of pin portion 51 corresponding output/input interfaces be in the peripheral assembly connecting bus 61 with integrate electronic type driving interface 66 and be distributed in circuit board 50 wherein in the triplex row pin portion 51 of a side, and low pin interface 62, each general connectivity port 63, each serial port 64, port 65 arranged side by side, Keyboard Control interface 67, output/input interfaces such as network control interface 68 and USB (universal serial bus) 69 are distributed in respectively in the triplex row pin portion 51 of circuit board 50 opposite sides.At this need benly be, in the utility model, the layout that pin portion 51 distributes output/input interfaces, be not limited to above-mentioned a kind of distribution layout, the output/input interface of circuit board 50 can be redistributed into another kind of layout according to the actual demand of electronic installation 7.

Also be provided with (the Joint Test ActionGroup of a joint test working group on the utility model circuit board 50, be called for short: test bus 55 JTAG), this joint test working group is a kind of standard that is used for carrying out characteristic test on chip and the circuit board, for example: test data input (TDI), test data output (TDO), test pattern select (TMS) and test clock pulse test events such as (TCK) to test, and support butt welding point, circuit board via, short circuit and open circuit etc. to be connected and carry out structured testing.The circuit 50 that test bus 55 sees through circuit board is electrically connected with CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58, when test bus 55 was connected with a debugging tool, whether this debugging tool made a mistake via translocation examination bus 55 these computer cards 5 of detecting like this.

In sum, the utility model provides a kind of framework of brand-new computer card 5, make computer card 5 to provide a plurality of output/input interfaces that have highly compatible and support multiple interfaces equipment in conjunction with CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58.When each pin portion 51 of computer card 5 is plugged in each socket 700, each output/input interface that each pin 500 of computer card 5 is formed, can be by the corresponding contact 702 on the socket 700, be electrically connected with interfacing equipment formation set on the motherboard 70, in order to need not to increase under the situation of any additional hardware part fully, reach the purpose of the function of supporting that various electronic installations are required, solve traditional C PU card DIMM-simultaneously Products Compatibility is low, and can't support the problem of multiple interfaces equipment.

The above, only be of the present utility model one best specific embodiment, but feature of the present utility model is not limited thereto, anyly is familiar with this skill person in the utility model field, can think easily and variation or modification, all should be encompassed in the claim of the present utility model.

Claims

1. direct insertion computer card, comprise a circuit board and a CPU (central processing unit), pin, internal memory, a north bridge circuit and a south bridge circuit of being located on the described circuit board, it is characterized in that: described pin is an a plurality of pin portion, each pin portion is on the position near its two respective side, keep straight on respectively and be arranged in the one side of circuit board, and each pin portion has at least 34 pins respectively; Described north bridge circuit is electrically connected by circuit and the CPU (central processing unit) of laying on the circuit board; Described internal memory has one at least, is connected with north bridge circuit by the circuit of laying on the circuit board; Described south bridge circuit is connected with north bridge circuit by the circuit of laying on the circuit board; The circuit of described south bridge circuit and north bridge circuit extends respectively and is connected to pin, and pinout being become can be connected to the output/input interface of plurality of interfaces equipment, and south bridge circuit is connected to CPU (central processing unit) by north bridge circuit.

2. direct insertion computer card according to claim 1, it is characterized in that: described south bridge circuit is connected on the pin by the circuit on the circuit board, and forms connecting bus in the peripheral assembly, a low pin interface, four general connectivity ports, four serial ports, an integration electronic type driving interface, Keyboard Control interface, a network control interface and two USB (universal serial bus) output/input interfaces at least.

3. direct insertion computer card according to claim 2 is characterized in that: described CPU (central processing unit), south bridge circuit and north bridge circuit are integrated into a single-chip group.

4. direct insertion computer card according to claim 3, it is characterized in that: also comprise a plurality of power pins and a plurality of grounding pin on the described circuit board, contact corresponding on the socket of described power pins and grounding pin and electronic device host plate forms electric power loop.

5. direct insertion computer card according to claim 4 is characterized in that: in the position near its two respective side, be respectively equipped with the in line pin portion of triplex row on the one side of described circuit board.

6. direct insertion computer card according to claim 5, it is characterized in that: the distribution layout of the corresponding output/input interface of described pin portion be in the peripheral assembly connecting bus with integrate the electronic type driving interface and be distributed in circuit board wherein in the triplex row pin portion of a side, and low pin interface, each general connectivity port, each serial port, port arranged side by side, Keyboard Control interface, network control interface and USB (universal serial bus) output/input interface are distributed in respectively in the triplex row pin portion of circuit board opposite side.

7. direct insertion computer card according to claim 6, it is characterized in that: the test bus that also is provided with a joint test working group on the described circuit board, described test bus is electrically connected by circuit and CPU (central processing unit), south bridge circuit, north bridge circuit and the internal memory of circuit board, and described test bus can be connected with a debugging tool.

8. direct insertion computer card according to claim 7 is characterized in that: described north bridge circuit comprises that also one draw to quicken port, and described drawing is quickened display chip set on port and the electronic device host plate and is connected, and is connected to CPU (central processing unit).

9. direct insertion computer card according to claim 8 is characterized in that: the length of described circuit board is that 69 millimeters, width are 45 millimeters.