CN211124265U

CN211124265U - Intelligent POS core mainboard capable of being plugged and defined with physical interface

Info

Publication number: CN211124265U
Application number: CN202020288730.7U
Authority: CN
Inventors: 吴福禄
Original assignee: Shenzhen Seavo Technology Co ltd
Current assignee: Shenzhen Seavo Technology Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-07-28
Anticipated expiration: 2030-03-10

Abstract

the utility model relates to an intelligent POS core mainboard of pluggable, self-defined physical interface, this mainboard is including treater, memory interface, hard disk interface, first USB interface, L VDS chip, network card chip, sound card chip, IO chip, PCIE interface, interface daughter card and GPIO interface, memory interface, hard disk interface, first USB interface, L VDS chip, network card chip, sound card chip, IO chip, PCIE interface and treater communication connection, except 1 USB2.0 and USB3.0 signal in the first USB interface, all the other interface signals that send with treater and IO chip are all extended to the interface daughter card through the PCIE interface, accomplished like this to separate core circuit and interface, only need redesign interface daughter card can satisfy the demand of different applications.

Description

Intelligent POS core mainboard capable of being plugged and defined with physical interface

Technical Field

The utility model relates to an electronic product technical field particularly, relates to an intelligent POS core mainboard of plug, self-defined physical interface.

Background

The POS machine is a multifunctional terminal and has the advantages of rapidness and safety. With the age of the vigorous development of the internet and the mobile internet, the commercial retail industry, the catering industry, the logistics industry and the like gradually become electronic commerce, and the market demands for the POS machine are increased.

The traditional POS main board is usually designed by adopting a single board, namely, a core circuit and a physical interface are integrated on one main board, so that connecting wires of a large number of external devices connected with the main board must be firstly removed when the traditional computer main board is maintained; along with the trend of integration and miniaturization, the peripheral equipment of the mainboard is more and more complex, the whole machine is also more and more small, and the plugging and unplugging wires become more troublesome.

The core circuit on the mainboard is mainly responsible for a plurality of general functions such as operation and control, and integrates most devices and circuits in a relatively small area, so that the structure is complex and the heat productivity is large; the interface circuit is just opposite, and the circuit has single function and small heat productivity. Therefore, the core circuit is more easily damaged than the interface circuit, especially the core devices such as the processor, south bridge and IO chip. With the continuous development of the electronic computer industry, the applications of electronic devices are subdivided, which makes users have more and clear requirements on the types and the number of interfaces such as display interfaces, USB, serial ports and the like. If the design idea of the traditional computer mainboard is used, the whole mainboard is required to be redesigned aiming at the mainboard with only slight difference of the number of interfaces and the physical form, so that the instability of the design cycle and the product is undoubtedly increased, and the defects of complicated steps and complex customized design of the existing integrated mainboard during maintenance are overcome, so that the requirements of the electronic computer industry with high-speed development and change are difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides but plug, self-defined physics interface's intelligent POS core mainboard.

in order to solve the above problem, the utility model provides a but plug, the intelligent POS core mainboard of self-defined physical interface, but this plug, the intelligent POS core mainboard of self-defined physical interface is including the treater, the memory interface, the hard disk interface, first USB interface, L VDS chip, the network card chip, the sound card chip, the IO chip, the PCIE interface, interface daughter card and GPIO interface, the memory interface, the hard disk interface, first USB interface, L VDS chip, the network card chip, the sound card chip, the IO chip, PCIE interface and processor communication connection, the GPIO interface, PCIE interface and IO chip are connected, interface daughter card and PCIE interface connection, pass through the second USB interface between PCIE interface and the interface daughter card, the display interface, the COM signal, the PS/2 interface, audio frequency and network signal, power and daughter card detection signal carry out communication connection, the second USB interface, the display interface, the COM signal, the PS/2 interface, the L PT interface, audio frequency and network signal, power and daughter card detection signal pass through PCIE interface extension to the interface on the daughter card.

furthermore, the display interface comprises a VGA interface, an L VDS interface and an EDP interface, an interface signal of the VGA interface and an interface signal of the EDP interface are sent out through the processor, an interface signal of the L VDS interface is a DDI signal sent out through the processor, and the DDI signal is output through the L VDS chip.

further, the second USB interface is in a physical form of Type-A, Header and Wafer, the VGA interface is DB25 and Wafer, the EDP interface and L VDS interface are Header and Wafer, PS/2 is PS/2 and Wafer, COM is DB9, RJ11, Header and Wafer, and lpt is DB25, Header and Wafer.

furthermore, the first USB interface is respectively connected with the processor through a path of USB2.0 signal and the HUB, the COM signal, the L PT interface and the PS/2 interface are connected with the processor through an IO chip, the audio signal is connected with the processor through a sound card chip, and the network signal is connected with the processor through a network card chip.

Further, the processor model is an ATOM single chip processor.

furthermore, the type of the memory interface is DDR3 or DDR 3L, and the frequency of the memory interface does not exceed 1333 MHz.

Further, the hard disk interface includes a SATA interface and a mSATA interface, and the SATA interface and the mSATA interface support a SATA2.0 protocol.

Further, the first USB interface is USB2.0 and USB 3.0.

Further, the daughter card detection signal is used for detecting whether the interface daughter card is normally connected.

Further, the PCIE interface is a PCIE x 16 interface.

the utility model discloses but plug, in the intelligence POS core mainboard of self-defined physical interface, through be provided with the memory interface with treater communication connection on the mainboard, the hard disk interface, first USB interface, L VDS chip, the network card chip, the sound card chip, IO chip and PCIE interface, wherein the PCIE interface is including USB, the display interface, COM, PS/2, L PT, audio frequency and network signal, power and daughter card detected signal, except 1 USB2.0 and USB3.0 signal in the first USB interface, send remaining interface signal all through PCIE interface extension to the interface daughter card with treater and IO chip, accomplish the separation with core circuit and interface like this, so only need redesign the interface daughter card can satisfy the demand of different applications, and the daughter card does not contain the paster device, its design is only to interface quantity or the change of interface physical form, its design degree of difficulty is lower, this to a great extent has reduced the design cost, when needing mainboard maintenance, all link to the daughter card because of peripheral hardware, from and need not remove the loaded down with trivial details and link to each other changes of interface physical form, the change of the core device, this to a large amount of plug out of the core device, the wire rod is only need to plug out the loss of the simple external wiring and has also reduced the loss of the economic loss of core device during the maintenance, and the cost of plug in the core device, and the cost of the.

Drawings

In order to illustrate the embodiments of the invention or the technical solutions in the prior art more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the description only show some embodiments of the invention and therefore should not be considered as limiting the scope, and for a person skilled in the art, other related drawings can also be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of an intelligent POS core motherboard with a pluggable, custom physical interface according to the present invention;

the reference numbers are 1-processor, 2-memory interface, 3-hard disk interface, 4-first USB interface, 5-L VDS chip, 6-network card chip, 7-sound card chip, 8-IO chip, 9-PCIEX16 interface, 10-interface daughter card and 11-GPIO interface.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

To more clearly illustrate the technical solution of the present invention, the following claims are further described in detail with reference to specific embodiments and the drawings, it is to be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and any limited number of modifications made by anyone within the scope of the claims still fall within the scope of the claims.

It should be understood that in the description of the present invention, it is to be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged in use of products of the present invention, and are used for convenience of description and simplicity of description, but do not refer to or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

the intelligent POS core mainboard comprises a processor 1, a memory interface 2, a hard disk interface 3, a first USB interface 4, an L VDS chip 5, a network card chip 6, a sound card chip 7, an IO chip 8, a PCIE interface 9, an interface daughter card 10 and a GPIO interface 11, wherein the memory interface 2, the hard disk interface 3, the first USB interface 4, the L VDS chip 5, the network card chip 6, the sound card chip 7, the IO chip 8, a PCIE interface (not shown) are in communication connection with the processor 1, the GPIO interface 11, the PCIE interface and the IO chip are in communication connection 8, the interface daughter card 10 is connected with the PCIE interface, the PCIE interface and the interface daughter card 10 are connected with a display interface, a COM signal, a PS/2 interface, an L0 PT interface, an audio and network signal, a power supply is in communication connection with a daughter card detection signal, the second USB interface, the display interface, the COM signal, the PS/2 interface, the L1 interface, the audio and network signal, the power supply and detection signal are connected with a USB interface, a.

in this embodiment, the display interface includes a VGA interface, an L VDS interface, and an EDP interface, the interface signal of the VGA interface and the interface signal of the EDP interface are sent out through the processor 1, the interface signal of the L VDS interface is a DDI signal sent out through the processor 1, and the DDI signal is transferred out through the L VDS chip 5.

in this embodiment, the second USB interface is in the physical form of Type-A, Header and Wafer, the VGA interface is in the physical form of DB25 and Wafer, the EDP interface and L VDS interface is in the form of Header and Wafer, PS/2 is in the form of PS/2 and Wafer, COM is in the form of DB9, RJ11, Header and Wafer, and L PT is in the form of DB25, Header and Wafer.

in this embodiment, the USB is connected to the HUB through a USB2.0 signal, the COM signal, the L PT interface and the PS/2 interface are connected to the processor 1 through the IO chip 8, the audio signal is connected to the processor 1 through the sound card chip 7, and the network signal is connected to the processor 1 through the network card chip 6, where the number of USB ubs is 3, and there are 13 sets of available USB interfaces in total, where there are 1 set of USB3.0 signals, further, 11 sets of USB2.0 signals are all led out from the PCIE interface, and can be used to connect various POS peripherals such as a camera, a scan gun, and a touch screen.

In this embodiment, processor 1 is an ATOM single chip processor. The ATOM single-chip processor has the characteristic of low power consumption, and the passive heat dissipation is adopted in the embodiment, so that the requirements of mute heat dissipation and high stability of POS equipment are met.

in this embodiment, the type 2 of the memory interface is DDR3 or DDR 3L, the frequency of the memory interface is not more than 1333mhz, and the memory interface is an SO-DIMM (small outline in-line memory module) interface, which has a smaller volume than a conventional DIMM interface, and is connected with a DDR 3L memory, SO that the area of a motherboard and the space actually used can be reduced.

In this embodiment, the hard disk interface 3 includes a SATA interface and a mSATA interface, and the SATA interface and the mSATA interface support a SATA2.0 protocol. The hard disk interface can be connected with a storage hard disk; particularly, the hard disk interfaces are all designed as slots, and are directly powered by the mainboard without an additional connecting wire.

In the present embodiment, the first USB interface 4 is USB2.0 and USB 3.0.

In the present embodiment, the daughter card detection signal 10 is used to detect whether the interface daughter card is connected normally. The daughter card detection signal designed on the PCIE interface is directly connected to the processor, and the normal startup can be realized only when the daughter card connection of the interface is detected, so that the problem of abnormal use caused by poor contact with the daughter card is avoided.

In this embodiment, the PCIE interface is a PCIE x 16 interface 9.

The circuit connections referred to in this application are conventional in the art and will not be described in detail here.

the utility model discloses AN innovative technical point and beneficial effect lie in that this pluggable, the intelligent POS core mainboard of self-defined physical interface is through being provided with the treater on the mainboard, the IO chip of being connected with the treater and the PCIE interface of connecting the interface daughter card, wherein, the treater is connected with the memory interface, the display interface, first USB interface, the hard disk interface, the network card chip, the sound card chip, the IO chip is connected with GPIO interface and PCIE interface, wherein the PCIE interface contains USB, the display interface, the serial ports, PS/2, L PT, the audio frequency, L AN etc. except 1 USB2.0 and USB3.0 signal, the interface signal that sends all the other treater and IO chip all expands to the external interface daughter card through the PCIE interface, accomplish like this with the separation of core circuit and interface, so only need redesign the interface daughter card can satisfy the demand of different applications.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments described above, and such modifications or substitutions may be made without departing from the spirit and scope of the present invention in its aspects.

Claims

1. the intelligent POS core mainboard is characterized by comprising a processor, a memory interface, a hard disk interface, a first USB interface, an L VDS chip, a network card chip, a sound card chip, an IO chip, a PCIE interface, an interface daughter card and a GPIO interface, wherein the memory interface, the hard disk interface, the first USB interface, the L VDS chip, the network card chip, the sound card chip, the IO chip and the PCIE interface are in communication connection with the processor, the GPIO interface and the PCIE interface are connected with the IO chip, the interface daughter card is connected with the PCIE interface, the PCIE interface and the interface daughter card are in communication connection with each other through a second USB interface, a display interface, a COM signal, a PS/2 interface, an L PT interface, an audio and a network signal, and a power supply and daughter card detection signal, and the power supply and daughter card detection signal are expanded to the interface daughter card through the PCIE interface.

2. the smart POS core motherboard with pluggable, custom physical interface of claim 1, wherein the display interface comprises a VGA interface, an L VDS interface, and an EDP interface, the interface signal of the VGA interface and the interface signal of the EDP interface are sent out through the processor, the interface signal of the L VDS interface is a DDI signal sent out through the processor, and the DDI signal is forwarded out through an L VDS chip.

3. the intelligent POS core mainboard capable of being plugged and defined with physical interfaces according to claim 2, wherein the second USB interface is in a physical form of Type-A, Header and Wafer, the VGA interface is DB25 and Wafer, the EDP interface and the L VDS interface are Header and Wafer, the PS/2 interface is PS/2 and Wafer, the COM signals are DB9, RJ11, Header and Wafer, and the L PT interface is DB25, Header and Wafer.

4. the smart POS core motherboard with a pluggable, custom physical interface according to claim 1, wherein the first USB interface is connected to the processor through a USB2.0 signal and a HUB, respectively, the COM signal, the L PT interface and the PS/2 interface are connected to the processor through the IO chip, the audio signal is connected to the processor through a sound card chip, and the network signal is connected to the processor through a network card chip.

5. The pluggable, custom physical interface smart POS core motherboard of claim 1, wherein said processor model is an ATOM single chip processor.

6. the smart POS core motherboard with pluggable, custom physical interface of claim 1, wherein the memory interface model is DDR3 or DDR 3L, and the frequency of the memory interface does not exceed 1333 MHz.

7. The pluggable smart POS core motherboard with a custom physical interface of claim 1, wherein the hard disk interface comprises a SATA interface and a mSATA interface, and the SATA interface and the mSATA interface support a SATA2.0 protocol.

8. The smart POS core motherboard with pluggable, custom physical interface of claim 1, wherein the first USB interface is USB2.0 and USB 3.0.

9. The smart POS core motherboard with a pluggable, custom physical interface of claim 1, wherein the daughter card detection signal is used to detect whether an interface daughter card is connected normally.

10. The pluggable intelligent POS core motherboard with a custom physical interface of claim 1, wherein the PCIE interface is a PCIEX 16 interface.