CN212061159U

CN212061159U - Industrial control core module with modular design and strong expansibility

Info

Publication number: CN212061159U
Application number: CN202020945110.6U
Authority: CN
Inventors: 吴福禄
Original assignee: Shenzhen Seavo Technology Co ltd
Current assignee: Shenzhen Seavo Technology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-01
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to an electronic computer mainboard technical field, this modularized design, the industry control core module that expansibility is strong includes the system on chip, the memory interface, first extension interface, second extension interface and EMMC chip, the memory interface is installed in the system on chip, the memory interface is used for installing DDR4 memory strip, through high-speed extension interface on the core module, output interface signal to the support plate, wherein install DDR4 memory strip on the memory interface, be connected the signal through first extension interface, second extension interface and support plate through the memory interface, make the core module pull out easily and insert the change, successfully solved traditional mainboard maintenance and dismantle the loaded down with trivial details problem of installation; under the condition that the definitions of the first expansion interface and the second expansion interface are unchanged, the market demands of different interface specifications can be met only by changing the design of the system on chip, the original product is more conveniently upgraded, the design mode effectively shortens the research and development period of the product, and the research and development cost is reduced.

Description

Industrial control core module with modular design and strong expansibility

Technical Field

The utility model relates to an electronic computer motherboard technical field particularly, relates to an industrial control core module that modular design, expansibility are strong.

Background

With the development of industrial control industry, the industrial control computer is continuously subdivided in use, and an industrial mainboard has the characteristic of small and various output, so that the size, the type and the quantity of signal interfaces of the needed mainboard are obviously different in different application environments, but the core power supply schemes are similar. In the traditional customized board design process, the main board with specific specification difference must be redesigned, the research and development test period is long, the design and debugging cost is high, and the small and various market demands of the industrial main board quantity are difficult to deal with.

The traditional industrial control mainboard can not separate the control core from the external interface, so that once the control core is partially damaged, the whole machine needs to be dismantled for maintenance, a large amount of external equipment connected with a control host machine needs to be dismantled first, and the maintenance steps are complicated. And the industrial control core board designed based on the PICMG COMe standard in the current industrial control industry has poor practicability of partial interface signals and low expansibility, and can not completely meet the development requirement of the current industrial main board.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves is to traditional mainboard among the prior art research and development cycle length, specification that design, use, maintenance process met receive size restriction big, maintenance dismantles loaded down with trivial details scheduling problem. And the core module of the traditional modularized design lacks high-speed signals, is difficult to meet the requirement of the market on the expansibility of the industrial control mainboard, and provides the industrial control core module which has a simple and modularized structure and strong expansibility.

In order to solve the above problems, the utility model provides an industrial control core module with modular design and strong expansibility, which comprises a system on chip, a memory interface, a first expansion interface, a second expansion interface and an EMMC chip, the memory interface is arranged in the system on chip and is used for installing DDR4 memory bars, after the DDR4 memory bank is installed on the system on chip, a first preset signal, a second preset signal and an EMMC signal are generated, and respectively transmitting the first preset signal, the second preset signal and the EMMC signal to the first expansion interface, the second expansion interface and the EMMC chip, wherein the first expansion interface, the EMMC chip is used for receiving an EMMC signal sent by the system on chip.

Further, the first expansion interface is connected with the system on chip through a network card module or a direct connection mode.

Further, the first preset signal includes 2 gigabit ethernet signals, 5 PCIE signals, 1 SATA3.0 signal, 4 SATA3.0/PCIE signals, 4 PCIE clocks, 4 USB3.0 signals, 8 USB2.0 signals, 1I 2C signal, and 2 USB signals.

Further, the second expansion interface is connected with the system on chip through an I/O module, a VGA conversion module, an LVDS conversion module, a sound card module or a direct connection.

Further, the second preset signal comprises a 1-path DDI2 signal, a 1-path VGA/DDI1 signal, a 1-path EDP/LVDS signal, a 6-path TTL signal, a 1-path FAN signal, an 8-path GPIO signal, a 1-path LPC signal, a 1-path SMBUS signal, a 2-path LINEOUT signal and a 1-path MIC signal.

Further, the first expansion interface PIN is 140 PINs, and the second expansion interface PIN is 140 PINs.

Further, the first expansion interface is a 70 x 2PIN signal PIN interface, and the width of the signal PIN of the first expansion interface on the physical structure is 0.8mm, and the PIN interval is 0.8 mm.

Further, the second expansion interface is a 70 x 2PIN signal PIN interface, and the signal PIN width of the second expansion interface on the physical structure is 0.8mm, wherein the PIN interval is 0.8 mm.

Further, the 4 paths of PCIE signals are respectively composed of a pair of PCIE differential signals and a pair of PCIE differential clocks.

Furthermore, the module is used for matching with a carrier plate, and the carrier plate is connected with the first expansion interface and the second expansion interface.

In the industrial control core module with modular design and strong expansibility, interface signals are output to the support plate through the high-speed expansion interface on the core module, wherein DDR4 memory bars are installed on the memory interface and are used as the expansion interface connected with an external interface circuit, and the signals are connected with the support plate through the first expansion interface and the second expansion interface through the memory interface, so that the core module can be easily plugged and replaced, and the problem that the traditional mainboard is troublesome to maintain, disassemble and install is successfully solved; under the condition that the definitions of the first expansion interface and the second expansion interface are not changed, the market demands of different interface specifications can be met only by changing the design of the system on chip, and the original product is more convenient to upgrade.

Drawings

In order to illustrate more clearly the embodiments of the invention or the solutions of the prior art, reference will now be made briefly to the attached drawings that are needed in the description of the embodiments or the prior art, it being understood that the drawings in the description illustrate only some embodiments of the invention and are therefore not to be considered limiting of its scope, and that, to a person skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a work flow block diagram of a master control circuit in an industrial control core module with modular design and strong expansibility.

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 made in further detail with reference to specific embodiments and drawings, and it is 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 person who makes limited number of modifications within the scope of the claims of the present invention is still within the scope of the claims of the present invention.

It should be understood that in the description of the present invention, it is to be noted that the terms "upper", "lower", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the products of the present invention are conventionally placed when in use, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, 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.

Referring to fig. 1, the system on chip includes a system on chip 1, a memory interface (not shown), a first expansion interface 2, a second expansion interface 3, and an EMMC chip 4, where the memory interface (not shown) is installed in the system on chip 1, the memory interface (not shown) is used to install a DDR4 memory bank, and after the DDR4 memory bank is installed on the system on chip 1, a first preset signal, a second preset signal, and an EMMC signal are generated and sent to the first expansion interface 2, the second expansion interface 3, and the EMMC chip 4, respectively, the first expansion interface 2 is used to receive the first preset signal sent by the system on chip 1, the second expansion interface 3 is used to receive the second preset signal sent by the system on chip 1, and the EMMC chip 4 is used to receive the EMMC signal sent by the system on chip 1.

In this embodiment, the first expansion interface 2 is connected to the system on chip 1 through a network card module or a direct connection method.

In this embodiment, the first preset signal includes 2 gigabit ethernet signals, 5 PCIE signals, 1 SATA3.0 signal, 4 SATA3.0/PCIE signals, 4 PCIE clocks, 4 USB3.0 signals, 8 USB2.0 signals, 1I 2C signal, and 2 USB signals.

In this embodiment, the second expansion interface 3 is connected to the system on chip 1 through an I/O module, a VGA conversion module, an LVDS conversion module, a sound card module, or a direct connection.

In this embodiment, the second preset signal includes 1 channel DDI2 signal, 1 channel VGA/DDI1 signal, 1 channel EDP/LVDS signal, 6 channels TTL signal, 1 channel FAN signal, 8 channels GPIO signal, 1 channel LPC signal, 1 channel SMBUS signal, 2 channels LINEOUT signal, and 1 channel MIC signal.

In this embodiment, the PINs of the first expansion interface 2 are 140 PINs, and the PINs of the second expansion interface 3 are 140 PINs.

In this embodiment, the first expansion interface 2 is a 70 × 2PIN signal PIN interface, and the signal PIN width of the first expansion interface 2 is 0.8mm in physical structure, and the PIN interval is 0.8 mm.

In this embodiment, the second expansion interface 3 is a 70 × 2PIN signal PIN interface, and the signal PIN width of the second expansion interface 3 on the physical structure is 0.8mm, where the PIN intervals are 0.8 mm.

In this embodiment, the 4 paths of PCIE signals are respectively composed of a pair of PCIE differential signals and a pair of PCIE differential clocks.

In this embodiment, the module is used to match with a carrier (not shown), and the carrier is connected to the first expansion interface and the second expansion interface. Compared with the traditional mainboard, the core control circuit is separated from the peripheral interface circuit, so that the interface signal is connected with the carrier plate through the expansion interface, the core module can be easily plugged and replaced, and the problem that the traditional mainboard is complex to maintain, disassemble and assemble is successfully solved.

Preferably, in order to guarantee the quality of high-speed signal transmission between boards, the first expansion interface and the second expansion interface both adopt interfaces supporting high-speed signal transmission, and such design reduces the transmission loss between high-speed signal boards and guarantees the signal quality, so that the scheme can expand signals with higher bandwidth and meet the requirement of the industry on expanding the high-speed signal interfaces under complex scenes.

It should be noted that, in order to facilitate understanding of this embodiment, a total of 2 DDR4 memory banks for expansion interfaces connected to an external interface circuit are installed on a memory interface (not shown), and these two expansion interfaces are both customized interfaces, because the existing expansion interface cannot meet the requirements in signal transmission, space occupation, function expansion, and the like.

Specifically, considering that the EMMC signal quality requirement is high and the number of PINs occupying the expansion interface is too large, the interface is reserved on the core module, and considering that the main stream system used by the industrial control board is still Linux, the EMMC can be reserved as a system disk to enhance the competitiveness of the product.

Specifically, the first expansion interface and the second expansion interface are respectively provided with 70 x 2PIN PINs; the 70X 2PIN signal PIN is used for transmitting a first preset signal and a second preset signal, the signal PIN width of the first expansion interface and the signal PIN width of the second expansion interface on the physical structure are 0.8mm, and the PIN interval is 0.8 mm.

Specifically, the first expansion interface and the second expansion interface adopt a female head design, and a male head design is selected on the carrier plate, so that the connection between the core module and the carrier plate can be completed.

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 should be understood by those skilled 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. An industrial control core module with modular design and strong expansibility is characterized by comprising a system on chip, a memory interface, a first expansion interface, a second expansion interface and an EMMC chip, wherein the memory interface is arranged in the system on chip;

the memory interface is used for installing DDR4 memory banks, when the DDR4 memory banks are installed on the system on chip, a first preset signal, a second preset signal and an EMMC signal are generated, and the first preset signal, the second preset signal and the EMMC signal are respectively sent to the first expansion interface, the second expansion interface and the EMMC chip;

the first expansion interface is used for receiving a first preset signal sent by the system on chip, the second expansion interface is used for receiving a second preset signal sent by the system on chip, and the EMMC chip is used for receiving an EMMC signal sent by the system on chip.

2. The industrial core module with modular design and high expandability according to claim 1, wherein the first expansion interface is connected with the system on chip through a network card module or a direct connection mode.

3. The industrial control core module with modular design and strong expandability according to claim 1, wherein the first preset signal includes 2 paths of gigabit ethernet signals, 5 paths of PCIE signals, 1 path of SATA3.0 signal, 4 paths of SATA3.0/PCIE signals, 4 paths of PCIE clocks, 4 paths of USB3.0 signals, 8 paths of USB2.0 signals, 1 path of I2C signals, and 2 paths of USB signals.

4. The industrial core module with modular design and high expandability according to claim 1, wherein the second expansion interface is connected to the system on chip through an I/O module, a VGA conversion module, an LVDS conversion module, a sound card module, or a direct connection.

5. The industrial core module with modular design and high expandability according to claim 1, wherein the second preset signal includes a 1-way DDI2 signal, a 1-way VGA/DDI1 signal, a 1-way EDP/LVDS signal, a 6-way TTL signal, a 1-way FAN signal, an 8-way GPIO signal, a 1-way LPC signal, a 1-way SMBUS signal, a 2-way LINEOUT signal, and a 1-way MIC signal.

6. The industrial core module with modular design and high expandability according to claim 4, wherein the first expansion interface PIN is 140PIN, and the second expansion interface PIN is 140 PIN.

7. The industrial core module with modular design and high expandability according to claim 4, wherein the first expansion interface is a 70 x 2PIN signal PIN interface, and the first expansion interface has a signal PIN width of 0.8mm and a PIN interval of 0.8mm in a physical structure.

8. The industrial core module with modular design and high expandability according to claim 5, wherein the second expansion interface is a 70 x 2PIN signal PIN interface, and the second expansion interface has a signal PIN width of 0.8mm on a physical structure, wherein PIN intervals are 0.8 mm.

9. The industrial control core module with modular design and strong expandability according to claim 3, wherein the 4 paths of PCIE signals are respectively composed of a pair of PCIE differential signals and a pair of PCIE differential clocks.

10. The industrial core module with modular design and high expandability according to claim 1, wherein the module is used to match a carrier board, and the carrier board is connected with the first expansion interface and the second expansion interface.