CN107622031B - Dual type-c interface device based on intel kabyak platform - Google Patents
Dual type-c interface device based on intel kabyak platform Download PDFInfo
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- CN107622031B CN107622031B CN201710676997.6A CN201710676997A CN107622031B CN 107622031 B CN107622031 B CN 107622031B CN 201710676997 A CN201710676997 A CN 201710676997A CN 107622031 B CN107622031 B CN 107622031B
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Abstract
The invention provides a dual type-c interface device based on an intel kabylake platform, which comprises a CPU main control, a Thunderbolt-based type-c interface for high-speed data transmission, a first PD control chip for identifying the type of an interface insertion device and managing a power supply path, an embedded controller module, a second PD control chip for identifying the type of the interface insertion device and managing the power supply path and a type-c interface with a charging function and data transmission, wherein the output end of the CPU main control is connected with the Thunderbolt main control and the type-c interface respectively, and the second PD control chip is connected with the type-c interface. The beneficial effects of the invention are as follows: the method reduces the cost and has higher expansibility while ensuring the transmission of large-capacity data.
Description
Technical Field
The invention relates to an interface device, in particular to a dual type-c interface device based on an intel kabyak platform.
Background
With the development of technology, data transmission is updated continuously, USB transmission is from 12Mbps to 10Gbps, and digital display interface is from 1.62G to 5.4G. Data transmission is faster and faster, but user generated data is larger and larger. Most of the computer products on the market are still traditional USB3.0 and common display interfaces, which cannot meet the needs of professional users. The Thunderbolt chip of Intel has a transmission rate of 40G, supports simultaneous data transmission and 5K display, and supports an external display card. According to the scheme, the thunderbolt technology and the popular type-c technology are integrated, high-speed data transmission and display of products are achieved, good experience is brought to professional users, such as video shooting staff, large-capacity video content copying can save a lot of time, but due to the fact that the cost is high, the method is not popular in a large amount in a short time.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a dual type-c interface device based on an intel kabyak platform.
The invention provides a dual type-c interface device based on an intel kabyak platform, which comprises a CPU main control, a Thunderbolt-based type-c interface for high-speed data transmission, a first PD control chip for identifying the type of an interface insertion device and the management of a power path, an embedded controller module, a second PD control chip for identifying the type of the interface insertion device and the management of the power path and a type-c interface with a charging function and data transmission, wherein the output end of the CPU main control is respectively connected with the Thunderbolt main control and the type-c interface, the embedded controller module is respectively connected with the CPU main control, the first PD control chip and the second PD control chip in a bidirectional manner, the second PD control chip is connected with the type-c interface, the first PD control chip is connected with the Thunderbolt-based type-c interface, the Thunderbolt main control is connected with the first control chip, and the output end of the CPU main control is connected with the Thunderbolt-based type-c interface in a bidirectional manner.
As a further improvement of the present invention, the CPU master connects with the Thunderbolt master through 4 pairs of PCIe signaling lanes and two sets of displayport Display signaling lanes.
As a further improvement of the invention, the Thunderbolt master is connected with the first PD control chip through an I2C bus.
As a further improvement of the invention, the first PD control chip is connected with the CC pin of the type-c interface based on Thunderbolt, and the first PD control chip determines the peripheral type through the CC pin of the type-c interface based on the Thunderbolt and transmits the peripheral type to the Thunderbolt main controller, and the Thunderbolt main controller outputs a corresponding signal according to the peripheral type.
As a further improvement of the present invention, the second PD control chip is connected to the CC pin of the type-c interface, and the second PD control chip determines the peripheral type through the CC pin of the type-c interface, and notifies the embedded controller module to control the charging state.
As a further improvement of the invention, the first PD control chip and the second PD control chip are respectively connected with the embedded controller module through the SMBUS, and the embedded controller module judges the charging state and controls the power input of an interface.
The beneficial effects of the invention are as follows: through the scheme, two paths of type-c interfaces are provided, and one path of type-c interface based on Thunderbolt can be used for high-speed data transmission and display; the other path of type-c interface has charging capability and is used for supplying power to the system to ensure sufficient electric quantity of the system, so that the cost is reduced while the high-capacity data transmission is ensured, and the system has higher expansibility.
Drawings
Fig. 1 is a schematic diagram of a dual type-c interface device based on an intel kabyak platform according to the present invention.
Detailed Description
The invention is further described with reference to the following description of the drawings and detailed description.
As shown in fig. 1, a dual type-c interface device based on an intel kabyak platform includes a CPU master (master control chip) 101, a Thunderbolt master (master control chip) 102, a Thunderbolt-based type-c interface 106 for high-speed data transmission, a first PD control chip 103 for identifying an interface insertion device type and power path management, an embedded controller module 104, a second PD control chip 105 for identifying an interface insertion device type and power path management, and a type-c interface 107 with both charging function and data transmission, wherein an output end of the CPU master 101 is respectively connected with the Thunderbolt master 102 and the type-c interface 107, the embedded controller module 104 is respectively connected with the CPU master 101, the first PD control chip 103 and the second PD control chip 105 in a bidirectional manner, the first PD control chip 103 is connected with the Thunderbolt-based type-c interface 107 in a bidirectional manner, and the first PD control chip 103 is connected with the Thunderbolt-c interface 106 in a bidirectional manner, and the output end of the Thunderbolt master 106 is connected with the Thunderbolt master 102 in a bidirectional manner.
As shown in fig. 1, the CPU master 101 is connected to the Thunderbolt master 102 through 4 pairs of PCIe signal channels and two sets of displayport Display signal channels.
As shown in fig. 1, the Thunderbolt master 102 is connected with the first PD control chip 103 through an I2C bus.
As shown in fig. 1, the first PD control chip 103 is connected to the CC pin of the type-c interface 106 based on Thunderbolt, the first PD control chip 103 determines the peripheral type through the CC pin of the type-c interface 106 based on the Thunderbolt and transmits the peripheral type to the Thunderbolt main controller 102, and the Thunderbolt main controller 102 outputs a corresponding signal according to the peripheral type.
As shown in fig. 1, the second PD control chip 105 is connected to the CC pin of the type-c interface 107, and the second PD control chip 105 determines the peripheral type through the CC pin of the type-c interface 107 and notifies the embedded controller module 104 to control the charging state.
As shown in fig. 1, the first PD control chip 103 and the second PD control chip 105 are respectively connected with the embedded controller module 104 through an SMBUS (system management bus), and the embedded controller module 104 determines a charging state and controls an interface power input.
The invention provides a dual type-c interface device based on an intel kabyak platform, which provides two paths of type-c interfaces:
1. one path is a type-c interface 106 based on Thunderbolt, which is mainly used for high-speed data transmission, high-definition Display, expansion, charging and other functions, and the Thunderbolt main controller 102 can output three modes after processing an input Pci signal and two groups of Display signals, namely USB3.1 mode, display port mode mode and Thunderbolt mode. And the first PD control chip 103 is used to recognize the type of the interface insertion device and control the power path. Nor flash copies firmware information stored in Thunderbolt and PD chips.
2. The other path is a type-c interface, which is a common type-c interface and is used for charging and data transmission, the second PD control chip 105 is mainly responsible for identifying external access equipment and power path management, and the nor flash copies and stores firmware information of the PD chip.
3. The dual type-c interface charges and switches, because the type-c interface 106 based on Thunderbolt and the type-c interface all support the function of charging, so need consider two ways of switching problem that charges, this design has adopted embedded controller module 104 to discern the input interface that charges, avoids two ways to charge simultaneously and leads to the power conflict problem.
The dual type-c interface device based on the intel kabyak platform provided by the invention has the functions that:
and 1, the CPU master control 101 is connected with the Thunderbolt master control 102 through PCIe and Display interfaces and is responsible for data processing and transmission.
2, the Thunderbolt master 102 processes the data transmitted by the CPU master 101 and outputs the data to the Thunderbolt-based type-c interface 106, the model is preferably JHL6340, specifically: the Thunderbolt master control 102 is connected with the CPU master control 101 through 4 pairs of PCIe signal channels and two groups of Display ports Display signals, and is in signal communication with the first PD control chip 103 through I2C signals. When the peripheral is accessed, the first PD control chip 103 communicates with the peripheral through a CC signal pin, judges the type of the peripheral and informs the first PD control chip 103, and the first PD control chip 103 transmits equipment information to the Thunderbolt master control 102 and the Thunderbolt master control 102 through I2C signals and outputs corresponding signals according to the type of the peripheral.
3, the model of the first PD control chip 103 is preferably TPS65982, and the module is a bridge between the Thunderbolt master 102 and the Thunderbolt-based type-c interface 106, recognizes the peripheral type through the CC logic protocol, and notifies the Thunderbolt master 102 to output a corresponding signal.
4, the second PD control chip 105, preferably TPS65986, recognizes the type-c interface 107 plug-in device type, and informs the embedded controller module 104 to control the charging state, specifically: the second PD control chip 105 communicates with the external charger through the CC pin signal, determines the charging capability of the external charger, and requests the charger to charge at the maximum output capability. In addition, the second PD control chip 105 is connected with the EC (i.e. the embedded controller module 104) through the I2C, when any one of the interfaces is connected to the charger, the EC reads the charging state of the interface, and turns off the charging of the other interface through the GPIO signal.
And 5, the embedded controller module 104 is preferably of an IT8987 type, is connected with the first PD control chip 103 and the second PD control chip 105 through SMBUS signals, judges the charging state and controls the power input of an interface.
The invention provides a dual type-c interface device based on an intel kabyak platform, which provides two paths of type-c interfaces, and one path of type-c interface based on Thunderbolt can be used for high-speed data transmission and display; the other path of type-c interface has 100W of charging capacity and is used for supplying power to the system to ensure sufficient electric quantity of the system, so that the cost is reduced while high-capacity data transmission is ensured, and the system has higher expansibility; can be used for kabylake tablesets, notebook, desktop, workstation, etc.; the computer product has better expansibility and can process high-capacity data transmission more efficiently.
The dual type-c interface device based on the intel kabyak platform provided by the invention is mainly applied to some high-end product technical schemes and professional application fields, such as video processing and transmission, and can greatly improve the working efficiency. And simultaneously, high-definition display and rich expansion functions are supported, so that a very good experience effect is brought to a user.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (4)
1. A double type-c interface device based on intel kabyak platform is characterized in that: the intelligent power supply comprises a CPU main control, a Thunderbolt-based type-C interface for high-speed data transmission, a first PD control chip for identifying the type of an interface insertion device and managing a power supply path, an embedded controller module, a second PD control chip for identifying the type of the interface insertion device and managing the power supply path and a type-C interface with a charging function and data transmission, wherein the output end of the CPU main control is respectively connected with the Thunderbolt main control and the type-C interface, the embedded controller module is respectively connected with the CPU main control, a first PD control chip and the second PD control chip in a bidirectional mode, the second PD control chip is connected with the type-C interface, the first PD control chip is connected with the type-C interface based on the Thunderbolt main control, the output end of the Thunderbolt main control is connected with the Thunderbolt main control chip in a bidirectional mode, the output end of the Thunderbolt main control is connected with the type-C interface based on the Thunderbolt main control chip in a bidirectional mode, the first PD control chip is connected with the first PD control chip in a bidirectional mode, and the first PD control chip is connected with the first PD control chip in an embedded mode through the power supply path, and the first PD control chip is connected with the first PD control chip in an embedded mode.
2. The intel kabyake platform based dual type-c interface device as claimed in claim 1, wherein: the CPU master control is connected with the Thunderbolt master control through 4 pairs of PCIe signal channels and two groups of Display port Display signal channels.
3. The intel kabyake platform based dual type-c interface device as claimed in claim 1, wherein: the first PD control chip is connected with the CC pin of the type-c interface based on Thunderbolt, the first PD control chip judges the peripheral type through the CC pin of the type-c interface based on the Thunderbolt and transmits the peripheral type to the Thunderbolt main control, and the Thunderbolt main control outputs a corresponding signal according to the peripheral type.
4. The intel kabyake platform based dual type-c interface device as claimed in claim 1, wherein: the second PD control chip is connected with the CC pin of the type-c interface, judges the peripheral type through the CC pin of the type-c interface, and informs the embedded controller module of controlling the charging state.
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| CN110620602B (en) * | 2018-06-19 | 2021-07-06 | Oppo（重庆）智能科技有限公司 | Reverse charging and data transmission sharing system, multiplexing data line and electronic device |
| CN110018716A (en) * | 2019-04-22 | 2019-07-16 | 东莞市宸帏电子有限公司 | A kind of master control borad and its docking station suitable for modular docking station framework |
| CN110471878B (en) * | 2019-08-22 | 2021-05-07 | 深圳市新龙鹏科技有限公司 | Method, device, equipment and storage medium for realizing blind plugging control of double TypeC interfaces |
| CN110413552B (en) * | 2019-08-22 | 2021-03-26 | 深圳市新龙鹏科技有限公司 | Blind-plugging identification method, device, equipment and storage medium for double TypeC interfaces |
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