CN109195318B - Method for switching multiple networks and PCB pad package - Google Patents

Method for switching multiple networks and PCB pad package Download PDF

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Publication number
CN109195318B
CN109195318B CN201811258971.0A CN201811258971A CN109195318B CN 109195318 B CN109195318 B CN 109195318B CN 201811258971 A CN201811258971 A CN 201811258971A CN 109195318 B CN109195318 B CN 109195318B
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China
Prior art keywords
pad
network
bonding pad
namely
uart
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CN201811258971.0A
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Chinese (zh)
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CN109195318A (en
Inventor
余方明
戴景峰
秦明辉
魏海波
马聪
殷兵
王网
刘钟琦
胡道谱
童杰
段建辉
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Gsg Intelligent Technology Co ltd
CSG Smart Electrical Technology Co Ltd
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Gsg Intelligent Technology Co ltd
CSG Smart Electrical Technology Co Ltd
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Priority to CN201811258971.0A priority Critical patent/CN109195318B/en
Publication of CN109195318A publication Critical patent/CN109195318A/en
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0286—Programmable, customizable or modifiable circuits
    • H05K1/029—Programmable, customizable or modifiable circuits having a programmable lay-out, i.e. adapted for choosing between a few possibilities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/11—Printed elements for providing electric connections to or between printed circuits
    • H05K1/115—Via connections; Lands around holes or via connections
    • H05K1/116—Lands, clearance holes or other lay-out details concerning the surrounding of a via
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F2213/0002—Serial port, e.g. RS232C
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F2213/0042—Universal serial bus [USB]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09209—Shape and layout details of conductors
    • H05K2201/09372—Pads and lands
    • H05K2201/09409—Multiple rows of pads, lands, terminals or dummy patterns; Multiple rows of mounted components

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Semiconductor Integrated Circuits (AREA)

Abstract

The invention relates to a method for switching multiple networks, which is characterized in that ten pads are distributed from top to bottom from left to right according to a 3-4-3 layout mode, namely a first pad, a second pad and a third pad are positioned in a first row, a fourth pad to a seventh pad are positioned in a second row, an eighth pad, a ninth pad and a tenth pad are positioned in a third row, and the distance between each pad and the adjacent pad is kept equal; the first pad, the fourth pad, the fifth pad, the sixth pad, the seventh pad, and the eighth pad are connected to independent networks, respectively. The invention discloses a PCB pad package. The invention realizes the switching possibility among various networks on the principle design of the PCB, realizes different switching modes aiming at different application environments, reuses a circuit structure, does not need program control in the switching modes, can be selected independently, reduces the material cost and the production cost and reduces the equipment volume.

Description

Method for switching multiple networks and PCB pad package
Technical Field
The invention relates to the technical field of PCB design, in particular to a method for switching multiple networks and PCB pad packaging.
Background
In the traditional circuit application, mostly a kind of conversion circuit is used in a communication mode, for example, USB changes RS232, USB changes RS485 and USB changes UART, etc., therefore, in the application occasion to various networks, two or more kinds of devices are often needed to be prepared to meet different requirements, and the multi-network complex circuit designed on the market at present is inconvenient to use, complex to operate, high in cost, large in size and inconvenient to carry. Therefore, it is urgent to design a simple, convenient and low-cost method for switching networks.
Disclosure of Invention
The invention aims to provide a method for switching multiple networks, which aims to solve the problems of complex operation, high cost, large size and the like of the method for switching multiple networks in the traditional circuit application.
In order to achieve the purpose, the invention adopts the following technical scheme: a method for switching multiple networks is characterized in that ten pads are distributed from top to bottom to right according to a layout mode of 3-4-3, namely a first pad, a second pad and a third pad are positioned in a first row, a fourth pad to a seventh pad are positioned in a second row, an eighth pad, a ninth pad and a tenth pad are positioned in a third row, and the distance between each pad and the adjacent pad is kept equal;
the first pad, the fourth pad, the fifth pad, the sixth pad, the seventh pad, and the eighth pad are connected to independent networks, respectively.
The pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 sending network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB sending network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port sending network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 sending network.
Pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.
Another object of the present invention is to provide a PCB pad package, which includes ten pads, the ten pads are distributed from top to bottom to right according to a layout manner of 3-4-3, that is, the first pad, the second pad and the third pad are located in the first row, the fourth pad to the seventh pad are located in the second row, the eighth pad, the ninth pad and the tenth pad are located in the third row, and a distance between each pad and an adjacent pad is equal;
the first pad, the fourth pad, the fifth pad, the sixth pad, the seventh pad, and the eighth pad are connected to independent networks, respectively.
The pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 sending network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB sending network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port sending network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 sending network.
Pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.
According to the technical scheme, the beneficial effects of the invention are as follows: the invention realizes the possibility of switching various networks, wherein 6 networks use 1 pad, and 2 networks use 2 pads; the invention realizes the possibility of 6 kinds of switching, realizes material sharing on the principle design, reduces the material cost and the patch cost of parts, reduces the volume of equipment and improves the usability and the portability.
Drawings
FIG. 1 is a schematic diagram of a PCB pad package of the present invention;
fig. 2, 3, 4, 5, 6, and 7 are schematic connection diagrams of various network switches according to the present invention.
Detailed Description
As shown in fig. 1, a method for switching multiple networks includes distributing ten pads from top to bottom to right according to a layout manner of 3-4-3, that is, a first pad, a second pad and a third pad are located in a first row, a fourth pad to a seventh pad are located in a second row, an eighth pad, a ninth pad and a tenth pad are located in a third row, and a distance between each pad and an adjacent pad is equal;
the first pad, the fourth pad, the fifth pad, the sixth pad, the seventh pad, and the eighth pad are connected to independent networks, respectively.
The pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 sending network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB sending network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port sending network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 sending network.
Pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.
As shown in fig. 1, a PCB pad package includes ten pads, the ten pads are distributed from top to bottom to right according to a layout manner of 3-4-3, that is, a first pad, a second pad and a third pad are located in a first row, a fourth pad to a seventh pad are located in a second row, an eighth pad, a ninth pad and a tenth pad are located in a third row, and a distance between each pad and an adjacent pad is equal;
the first pad, the fourth pad, the fifth pad, the sixth pad, the seventh pad, and the eighth pad are connected to independent networks, respectively.
The pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 sending network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB sending network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port sending network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 sending network.
Pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.

Claims (2)

1. A method for switching multiple networks is characterized in that: ten pads are distributed from top to bottom to right according to a 3-4-3 layout mode, namely a first pad, a second pad and a third pad are positioned in a first row, a fourth pad to a seventh pad are positioned in a second row, an eighth pad, a ninth pad and a tenth pad are positioned in a third row, and the distance between each pad and the adjacent pad is kept equal;
the first bonding pad, the fourth bonding pad, the fifth bonding pad, the sixth bonding pad, the seventh bonding pad and the eighth bonding pad are respectively connected to independent networks;
the pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 transmitting network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB transmitting network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port transmitting network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 transmitting network;
pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.
2. A PCB pad package characterized by: the packaging structure comprises ten bonding pads, wherein the ten bonding pads are distributed from top to bottom to right according to a layout mode of 3-4-3, namely a first bonding pad, a second bonding pad and a third bonding pad are positioned in a first row, a fourth bonding pad to a seventh bonding pad are positioned in a second row, an eighth bonding pad, a ninth bonding pad and a tenth bonding pad are positioned in a third row, and the distance between each bonding pad and the adjacent bonding pad is kept equal;
the first bonding pad, the fourth bonding pad, the fifth bonding pad, the sixth bonding pad, the seventh bonding pad and the eighth bonding pad are respectively connected to independent networks;
the pin of the first bonding pad is connected with a first network RS232_ UART _ TX, namely a serial port-to-RS 232 transmitting network, the pin of the fourth bonding pad is connected with a second network USB _ UART _ TX, namely a serial port-to-USB transmitting network, the pin of the fifth bonding pad is connected with a third network UART _ TX, namely a serial port transmitting network, the pin of the sixth bonding pad is connected with a fourth network USB _ UART _ RX, namely a serial port-to-USB receiving network, the pin of the seventh bonding pad is connected with a fifth network UART _ RX, namely a serial port receiving network, and the pin of the eighth bonding pad is connected with a sixth network RS485_ UART _ TX, namely a serial port-to-RS 485 transmitting network;
pins of the second bonding pad and the third bonding pad are connected to the same independent network, namely a seventh network RS485_ UART _ RX serial port to RS485 receiving network, and pins of the ninth bonding pad and the tenth bonding pad are connected to the same independent network, namely an eighth network RS232_ UART _ RX serial port to RS232 receiving network.
CN201811258971.0A 2018-10-26 2018-10-26 Method for switching multiple networks and PCB pad package Active CN109195318B (en)

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Application Number Priority Date Filing Date Title
CN201811258971.0A CN109195318B (en) 2018-10-26 2018-10-26 Method for switching multiple networks and PCB pad package

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CN109195318B true CN109195318B (en) 2021-03-02

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101221629A (en) * 2007-01-10 2008-07-16 台湾积体电路制造股份有限公司 Input/output pads placement for a smart card chip
CN102076167A (en) * 2011-01-11 2011-05-25 惠州Tcl移动通信有限公司 Mobile phone circuit board
CN102843859A (en) * 2012-08-14 2012-12-26 广东欧珀移动通信有限公司 Short connection method and printed circuit board (PCB) pad package for different networks
CN204557471U (en) * 2015-03-02 2015-08-12 合肥宝龙达信息技术有限公司 A kind of novel USB turns UART serial communication circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101221629A (en) * 2007-01-10 2008-07-16 台湾积体电路制造股份有限公司 Input/output pads placement for a smart card chip
CN102076167A (en) * 2011-01-11 2011-05-25 惠州Tcl移动通信有限公司 Mobile phone circuit board
CN102843859A (en) * 2012-08-14 2012-12-26 广东欧珀移动通信有限公司 Short connection method and printed circuit board (PCB) pad package for different networks
CN204557471U (en) * 2015-03-02 2015-08-12 合肥宝龙达信息技术有限公司 A kind of novel USB turns UART serial communication circuit

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