TWI684129B - A software upgrading method, system and an active dp cable - Google Patents

A software upgrading method, system and an active dp cable Download PDF

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TWI684129B
TWI684129B TW107116941A TW107116941A TWI684129B TW I684129 B TWI684129 B TW I684129B TW 107116941 A TW107116941 A TW 107116941A TW 107116941 A TW107116941 A TW 107116941A TW I684129 B TWI684129 B TW I684129B
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upgrade
transmission port
switch
software
serial clock
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TW107116941A
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TW201931106A (en
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陶成
希 徐
陳餘
蔣兵峰
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大陸商龍迅半導體(合肥)股份有限公司
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Priority claimed from CN201810029291.5A external-priority patent/CN108052341B/en
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Abstract

A software upgrading method, a software upgrading system and an active DP cable are provided. A signal repeater included in the active DP cable can obtain upgrade software via a data transmission port group and a switch group for performing software upgrading. As compared with the conventional technology where a Re-driver chip needs to be separated from a cable product by damaging the cable produce, usability of the cable product is ensured, and production cost is reduced.

Description

一種軟體升級方法、系統及主動式DP纜線 Software upgrade method, system and active DP cable

本發明涉及通信領域,更具體地說,涉及一種軟體升級方法、系統及主動式DP纜線。 The present invention relates to the field of communications, and more specifically, to a software upgrade method, system, and active DP cable.

為了避免信號在傳輸過程中由於傳輸介質損耗而導致輸入信號的衰減,現在經常使用主動式DP纜線(Active DP Cable)傳輸信號。主動式DP纜線中嵌入信號轉發器Re-driver晶片,Re-driver晶片可以將由於傳輸介質損耗而導致衰減了的輸入信號進行頻率特性補償後再發送出去,以增強信號的抗干擾能力和遠距離傳輸能力。 In order to avoid the attenuation of the input signal due to the loss of the transmission medium during the transmission of the signal, now active DP cables are often used to transmit the signal. A signal repeater Re-driver chip is embedded in the active DP cable. The Re-driver chip can compensate the frequency characteristics of the input signal that has been attenuated due to the loss of the transmission medium before sending it out to enhance the anti-interference ability and long-distance of the signal. Distance transmission capability.

當信號轉發器安裝到主動式DP纜線中成為線材成品的一部分後,當信號轉發器中的固件需要升級時,就需要破壞掉線材成品並且把信號轉發器從線材成品中剝離出來,此後使用升級治具對信號轉發器進行升級。其中,固件是指寫入EROM(可讀寫唯讀記憶體)或EEPROM(電可擦可程式設計唯讀記憶體)中的程式。 When the signal repeater is installed in the active DP cable and becomes a part of the wire product, when the firmware in the signal repeater needs to be upgraded, the wire product needs to be destroyed and the signal repeater is stripped from the wire product, and then used The upgrade jig upgrades the signal repeater. Among them, firmware refers to programs written in EROM (read-only read-write memory) or EEPROM (electrically erasable and programmable read-only memory).

由於上述升級方法需要破壞掉線材成品並且把信號轉發器從線材成品中剝離出來,進而會導致原有的線材成品不能再使用,增加了生產成本。 Because the above upgrade method needs to destroy the finished wire and strip the signal transponder from the finished wire, the original finished wire can no longer be used, which increases the production cost.

有鑑於此,本發明提供一種軟體升級方法、系統及主動式DP纜線,以解決當需要對主動式DP纜線中的信號轉發器升級時,需要破壞掉線材成品並且把信號轉發器從線材成品中剝離出來,進而會導致原有的線材成品不能再使用,增加了生產成本的問題。 In view of this, the present invention provides a software upgrade method, system and active DP cable to solve the problem that when the signal transponder in the active DP cable needs to be upgraded, the finished product of the wire needs to be destroyed and the signal transponder removed from the wire Stripping out of the finished product will cause the original wire product to be unusable and increase the production cost.

為解決上述技術問題,本發明採用了如下技術方案:一種軟體升級方法,應用於主動式DP纜線,包括:當所述開關組接收到升級設備發送的閉合指令時,所述開關組閉合; 所述資料傳輸埠組接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 In order to solve the above technical problems, the present invention adopts the following technical solution: a software upgrade method applied to an active DP cable, including: when the switch group receives a closing command sent by an upgrade device, the switch group closes; The data transmission port group receives the upgrade software sent by the upgrade device, and sends the upgrade software to the signal repeater; the signal repeater according to the upgrade software, the original signal repeater Software update.

優選地,所述開關組包括第一開關和第二開關;相應地,當所述開關組接收到閉合指令時,所述開關組閉合,包括:當所述開關組接收到所述閉合指令時,所述第一開關和所述第二開關閉合。 Preferably, the switch group includes a first switch and a second switch; correspondingly, when the switch group receives a closing instruction, the switch group is closed, including: when the switch group receives the closing instruction , The first switch and the second switch are closed.

優選地,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組接收升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器,包括:所述串列時鐘傳輸埠,用於傳輸串列時鐘資料;所述串列資料傳輸埠,用於依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Preferably, the data transmission port group includes a serial data transmission port and a serial clock transmission port; accordingly, the data transmission port group receives the upgrade software sent by the upgrade device and sends the upgrade software to the signal Repeater, including: the serial clock transmission port for transmitting serial clock data; the serial data transmission port for receiving the upgraded device according to the serial clock data transmitted by the serial clock transmission port The sent upgrade software and the serial clock data transmitted through the serial clock transmission port and the closed first switch send the upgraded software to the signal transponder.

一種主動式DP纜線,包括:資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 An active DP cable includes: a data transmission port group, a switch group, and a signal transponder; the data transmission port group is connected to the signal transponder through the switch group; the switch group is used when receiving When the close command sent by the upgrade device is closed; the data transmission port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal repeater; the signal repeater is used Based on the upgraded software, the original software of the signal transponder is updated.

優選地,所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合。 Preferably, the switch group includes a first switch and a second switch; correspondingly, the switch group is used for closing when a closing instruction sent by an upgrade device is received, specifically for: when receiving the closing instruction At this time, the first switch and the second switch are closed.

優選地,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體, 並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Preferably, the data transmission port group includes a serial data transmission port and a serial clock transmission port; correspondingly, the data transmission port group is used to receive upgrade software sent by the upgrade device, And when sending the upgrade software to the signal transponder, it is specifically used for: the serial clock transmission port transmits serial clock data; the serial data transmission port is based on the serial transmitted by the serial clock transmission port The serial clock data receives the upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port and the closed first switch to send the upgrade software to the signal transponder.

一種軟體升級系統,包括升級設備和主動式DP纜線;所述主動式DP纜線包括資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述升級設備,用於發送閉合指令以及升級軟體至所述主動式DP纜線;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 A software upgrade system includes an upgrade device and an active DP cable; the active DP cable includes a data transmission port group, a switch group, and a signal repeater; the data transmission port group passes through the switch group and the signal Repeater connection; the upgrade device is used to send a closing command and upgrade software to the active DP cable; the switch group is used to close when receiving the close command sent by the upgrade device; the data transmission The port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal transponder; the signal transponder is used to update the signal transponder according to the upgrade software Some software is updated.

優選地,所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合。 Preferably, the switch group includes a first switch and a second switch; correspondingly, the switch group is used for closing when a closing instruction sent by an upgrade device is received, specifically for: when receiving the closing instruction At this time, the first switch and the second switch are closed.

優選地,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Preferably, the data transmission port group includes a serial data transmission port and a serial clock transmission port; correspondingly, the data transmission port group is used to receive the upgrade software sent by the upgrade device and convert the upgrade software When sent to the signal transponder, it is specifically used for: the serial clock transmission port transmits serial clock data; the serial data transmission port receives the serial clock data according to the serial clock data transmitted by the serial clock transmission port The upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port and the closed first switch send the upgrade software to the signal transponder.

相較於習知技術,本發明具有以下有益效果: Compared with the conventional technology, the present invention has the following beneficial effects:

本發明提供了一種軟體升級方法、系統及主動式DP纜線,本發明中主動式DP纜線中的信號轉發器可以通過資料傳輸埠組和開關組獲取得到升級 軟體,進而進行軟體更新。不需要像習知技術中,破壞掉線材成品並且把Re-driver晶片從線材成品中剝離出來,保證了線材成品的可用性,降低生產成本。 The present invention provides a software upgrade method, system and active DP cable. In the present invention, the signal repeater in the active DP cable can be upgraded through the data transmission port group and the switch group. Software, and then update the software. There is no need to destroy the finished wire and strip the Re-driver wafer from the finished wire as in the conventional technology, which ensures the availability of the finished wire and reduces production costs.

01‧‧‧標準DP纜線 01‧‧‧standard DP cable

02‧‧‧主動式DP纜線 02‧‧‧Active DP cable

3‧‧‧升級設備 3‧‧‧ Upgrade equipment

11A‧‧‧DP SRC的插頭 11A‧‧‧DP SRC plug

11B‧‧‧DP SNK的插頭 11B‧‧‧DP SNK plug

12A‧‧‧第一開關 12A‧‧‧First switch

12B‧‧‧第二開關 12B‧‧‧Second switch

21A‧‧‧DP SRC的連接器 21A‧‧‧DP SRC connector

21B‧‧‧DP SNK的連接器 21B‧‧‧DP SNK connector

22A‧‧‧連接器 22A‧‧‧Connector

101‧‧‧DP SRC 101‧‧‧DP SRC

102‧‧‧DP SNK 102‧‧‧DP SNK

103‧‧‧信號轉發器 103‧‧‧Signal Repeater

104‧‧‧升級設備 104‧‧‧ Upgrade equipment

105‧‧‧USB纜線 105‧‧‧USB cable

106‧‧‧電腦 106‧‧‧ Computer

301‧‧‧MCU 301‧‧‧MCU

為了更清楚地說明本發明實施例或習知技術中的技術方案,下面將對實施例或習知技術描述中所需要使用的附圖作簡單地介紹,顯而易見地,下面描述中的附圖僅僅是本發明的實施例,對於本領域具有通常知識者來講,在不付出創造性勞動的前提下,還可以根據提供的附圖獲得其他的附圖。 In order to more clearly explain the technical solutions in the embodiments or the known technologies of the present invention, the drawings required in the description of the embodiments or the known technologies will be briefly introduced below. Obviously, the drawings in the following description are only This is an embodiment of the present invention. For those with ordinary knowledge in the art, without paying any creative work, other drawings can be obtained according to the provided drawings.

圖1為本發明實施例提供的一種被動式DP纜線的結構示意圖;圖2為本發明實施例提供的一種主動式DP纜線的結構示意圖;圖3為本發明實施例提供的一種軟體升級系統的結構示意圖;圖4為本發明實施例提供的一種軟體升級方法的方法流程圖;圖5為本發明實施例提供的另一種軟體升級系統的結構示意圖。 1 is a schematic structural diagram of a passive DP cable provided by an embodiment of the present invention; FIG. 2 is a structural schematic diagram of an active DP cable provided by an embodiment of the present invention; FIG. 3 is a software upgrade system provided by an embodiment of the present invention 4 is a flowchart of a method for upgrading a software provided by an embodiment of the present invention; FIG. 5 is a schematic diagram of another software upgrading system provided by an embodiment of the present invention.

在描述本申請具體實施方式之前,首先介紹描述本申請具體實施方式時用下面將結合本發明實施例中的附圖,對本發明實施例中的技術方案進行清楚、完整地描述,顯然,所描述的實施例僅僅是本發明一部分實施例,而不是全部的實施例。基於本發明中的實施例,本領域具有通常知識者在沒有做出創造性勞動前提下所獲得的所有其他實施例,都屬於本發明保護的範圍。 Before describing the specific embodiments of the present application, firstly, when describing the specific embodiments of the present application, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the drawings in the embodiments of the present invention. Obviously, the description The embodiments are only a part of the embodiments of the present invention, but not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those who have ordinary knowledge in the art without making creative work fall within the protection scope of the present invention.

本發明實施例提供了一種軟體升級方法,應用於主動式DP纜線,為了使本領域具有通常知識者能夠更加清楚地瞭解DP纜線,現結合圖1,對DP纜線進行介紹。 The embodiment of the present invention provides a software upgrade method, which is applied to an active DP cable. In order to enable those with ordinary knowledge in the art to understand the DP cable more clearly, the DP cable is now introduced in conjunction with FIG. 1.

被動式DP纜線不需要安裝信號轉發器,主動式DP纜線需要安裝信號轉發器。進而被動式DP纜線相比於主動式DP纜線來說結構簡單,進而先介紹下被動式DP纜線,主動式DP纜線只需要在被動式DP纜線中增加信號轉發器即可。 Passive DP cables do not require signal repeaters, and active DP cables require signal repeaters. Furthermore, the passive DP cable has a simple structure compared to the active DP cable. The passive DP cable is first introduced. The active DP cable only needs to add a signal repeater to the passive DP cable.

圖1中,21A為DP SRC 101的連接器,21B為DP SNK 102的連接器。 其中,DP SRC 101為DP信號源,比如個人電腦PC,DP SNK 102為DP信號的接收裝置,比如電視、顯示器等。Passive DP Cable為被動式DP纜線,被動式DP纜線中沒有任何電子晶片。 In FIG. 21, 21A is a connector of DP SRC 101, and 21B is a connector of DP SNK 102. Among them, DP SRC 101 is a DP signal source, such as a personal computer PC, and DP SNK 102 is a DP signal receiving device, such as a TV and a monitor. Passive DP Cable is a passive DP cable. There is no electronic chip in the passive DP cable.

01為連接DP SRC 101和DP SNK 102的標準DP纜線,11A和11B分別為DP SRC 101和DP SNK 102的插頭。其中,插頭11A中的1、3埠和插頭11B中的12、10埠分別相連,作為主鏈路通道0(ML0);插頭11A中的4、6埠和11B中的9、7埠分別相連,作為主鏈路通道1(ML1)。 01 is a standard DP cable connecting DP SRC 101 and DP SNK 102, and 11A and 11B are plugs of DP SRC 101 and DP SNK 102, respectively. Among them, ports 1 and 3 in plug 11A and ports 12 and 10 in plug 11B are respectively connected as the main link channel 0 (ML0); ports 4 and 6 in plug 11A and ports 9 and 7 in 11B are connected respectively , As the main link channel 1 (ML1).

插頭11A中的7、9埠和插頭11B中的6、4埠分別相連,作為主鏈路通道2(ML2)。 Ports 7 and 9 in the plug 11A and ports 6 and 4 in the plug 11B are respectively connected as the main link channel 2 (ML2).

插頭11A中的10、12埠和插頭11B中的3、1埠相連,作為主鏈路通道3(ML3)。 Ports 10 and 12 in the plug 11A are connected to ports 3 and 1 in the plug 11B as the main link channel 3 (ML3).

ML0~ML3通道用來連接連接器21A和連接器21B,並將高速DP視頻資料從DP SRC 101傳輸到DP SNK 102。 ML0~ML3 channels are used to connect connector 21A and connector 21B, and transfer high-speed DP video data from DP SRC 101 to DP SNK 102.

插頭11A中的2、5、8、11埠與插頭11B中的11、8、5、2埠相連,作為纜線的接地端GND,與兩端連接器上對應的GND相連。 Ports 2, 5, 8, and 11 in the plug 11A are connected to ports 11, 8, 5, and 2 in the plug 11B, and serve as the ground terminal GND of the cable, and are connected to the corresponding GND on the connectors at both ends.

15/17埠為次要通道(AUX)差分對信號,用於DP鏈路的控制和管理,包括讀取DP SNK 102及其性能參數和接收能力的配置資訊,並依此來確定一個合適的通道數和通道傳輸速率,同時把這些資訊再轉發給DP SNK 101;HPD埠為熱插拔信號。 15/17 port is a secondary channel (AUX) differential pair signal, used for DP link control and management, including reading DP SNK 102 and its performance parameters and configuration information of receiving capability, and then to determine a suitable The number of channels and the transmission rate of channels, and then forward these information to DP SNK 101; HPD port is a hot-swap signal.

RTN埠為ML0~ML3的遮罩線,在標準應用中通常作為信號回流通路與兩側系統的GND相連。 The RTN port is the mask line of ML0~ML3. In standard applications, it is usually used as a signal return path to connect to the GND of both systems.

PWR埠為3.3V電源,為主動式DP纜線中可能存在的電子元器件供電,PWR不貫穿DP纜線,即DP纜線兩端插頭中的PWR只和各自相連的連接器上的PWR相連,在纜線中是斷開的。 The PWR port is a 3.3V power supply that supplies power to the electronic components that may exist in the active DP cable. The PWR does not run through the DP cable, that is, the PWR in the plug at both ends of the DP cable is only connected to the PWR on the respective connector. , Is disconnected in the cable.

CFG1、CFG2埠一般懸空或者接地,可以作為傳輸特殊信號的備用線來用。 The CFG1 and CFG2 ports are generally suspended or grounded, and can be used as a backup line for transmitting special signals.

圖1中各個埠的連接關係參照圖1中的連接線的連接關係進行連接即可。 The connection relationship of each port in FIG. 1 may be connected with reference to the connection relationship of the connection line in FIG. 1.

上述介紹了被動式DP纜線的結構,現在參照圖2介紹下主動式DP纜線的結構。 The structure of the passive DP cable has been described above, and the structure of the active DP cable will now be described with reference to FIG. 2.

參照圖2,圖2中被動式DP纜線的基礎上,增加了信號轉發器103。 Referring to FIG. 2, on the basis of the passive DP cable in FIG. 2, a signal repeater 103 is added.

其中,電子晶片信號轉發器Re-driver可以嵌入在主動式DP纜線中的任何一個位置。 Among them, the electronic chip signal repeater Re-driver can be embedded in any position in the active DP cable.

本發明中會使用到升級設備,也可以稱為升級治具。 In the present invention, an upgrade device is used, which may also be called an upgrade jig.

參照圖3,圖3中給出了升級設備的放置位置。圖3中,存放在電腦computer 106上的升級軟體通過通用序列匯流排USB纜線105下載到升級設備104上後,再通過DP介面更新到主動式DP纜線02的信號轉發器晶片內。 Referring to FIG. 3, the placement location of the upgrade device is shown in FIG. In FIG. 3, after the upgrade software stored on the computer 106 is downloaded to the upgrade device 104 through the universal serial bus USB cable 105, it is updated into the signal transponder chip of the active DP cable 02 through the DP interface.

上述對主動式DP纜線以及信號轉發器進行了介紹,現在介紹本發明中的軟體升級方法。 The above describes the active DP cable and the signal repeater, and now introduces the software upgrade method in the present invention.

參照圖4,圖4中給出了一種軟體升級方法,應用於主動式DP纜線,可以包括: Referring to FIG. 4, a software upgrade method is provided in FIG. 4, which is applied to an active DP cable and may include:

S11、當所述開關組接收到升級設備發送的閉合指令時,所述開關組閉合; 其中,主動式DP纜線包括:資料傳輸埠組、開關組和信號轉發器。所述資料傳輸埠組通過所述開關組和所述信號轉發器連接。 S11. When the switch group receives the closing instruction sent by the upgrade device, the switch group is closed; Among them, the active DP cable includes: data transmission port group, switch group and signal repeater. The data transmission port group is connected to the signal repeater through the switch group.

本發明中使用到了升級設備,現對升級設備的結構以及與主動式DP纜線的連接關係進行解釋說明。 The upgrade device is used in the present invention, and the structure of the upgrade device and the connection relationship with the active DP cable are now explained.

參照圖4,圖4中介紹了升級設備2和主動式DP纜線2的連接關係以及內部結構。 Referring to FIG. 4, the connection relationship and internal structure of the upgrade device 2 and the active DP cable 2 are introduced.

在主動式DP纜線2中,首先將兩側DP插頭中的RTN、CFG1、CFG2三根信號在信號發生器Re-driver 103所在的電路板上連接起來。其次,將Re-driver晶片的I2C信號SDA和SCL通過第一開關12A和第二開關12B後分別連接到CFG1和CFG2上。最後,將RTN連接到開關12A和12B的控制信號。 In the active DP cable 2, first, the three signals RTN, CFG1, and CFG2 in the DP plugs on both sides are connected on the circuit board where the signal generator Re-driver 103 is located. Secondly, the I2C signals SDA and SCL of the Re-driver wafer are connected to CFG1 and CFG2 through the first switch 12A and the second switch 12B, respectively. Finally, the RTN is connected to the control signals of the switches 12A and 12B.

在升級設備3中,將RTN、CFG1、CFG2分別通過上拉電阻R1、R2、R3上拉到治具的3.3V電源上,該3.3V電源也同時接到連接器22A的PWR上,為主動式DP纜線中的Re-driver供電;升級設備3上設置電子控制單元MCU 301,用於存放待升級的程式碼,即升級軟體,將MCU 301的I2C信號SDA和SCL分別接到連接器22A的CFG1和CFG2上,這樣升級設備的硬體方案得以完成。 In the upgrade device 3, pull RTN, CFG1, and CFG2 through the pull-up resistors R1, R2, and R3 to the 3.3V power supply of the jig. The 3.3V power supply is also connected to the PWR of the connector 22A at the same time. Re-driver power supply in the type of DP cable; an electronic control unit MCU 301 is installed on the upgrade device 3 to store the program code to be upgraded, that is, the upgrade software, and the I2C signals SDA and SCL of the MCU 301 are respectively connected to the connector 22A On the CFG1 and CFG2, the hardware solution for upgrading the device is completed.

需要說明的是,22A、12A和12B中的RTN、CFG1和CFG2依次對應連接。 It should be noted that RTN, CFG1 and CFG2 in 22A, 12A and 12B are connected in sequence correspondingly.

可選地,在本實施例的基礎上,所述開關組包括第一開關12A和第二開關12B;相應地,當所述開關組接收到閉合指令時,所述開關組閉合,包括:當所述開關組接收到所述閉合指令時,所述第一開關12A和所述第二開關閉合12B。 Optionally, on the basis of this embodiment, the switch group includes a first switch 12A and a second switch 12B; accordingly, when the switch group receives a closing instruction, the switch group closes, including: When the switch group receives the closing instruction, the first switch 12A and the second switch close 12B.

具體地,在標準的DP信號傳輸系統中,主動式DP纜線2的兩頭分別接DP SRC和DP SNK,由於RTN在DP SRC和DP SNK中與系統的GND相連(參見圖1),電平為0,使得第一開關12A和第二開關12B被打開,因此,CFG1和CFG2上的信號不會受到Re-driver晶片的I2C信號SDA和SCL的干擾及影響,同時CFG1和CFG2上任何可能的信號傳輸也不會對SDA和SCL產生影響,造成Re-driver內部的I2C控制模組,也可以稱為升級模組的誤觸發。 Specifically, in a standard DP signal transmission system, the two ends of the active DP cable 2 are respectively connected to DP SRC and DP SNK. Since RTN is connected to the system GND in DP SRC and DP SNK (see FIG. 1), the level Is 0, so that the first switch 12A and the second switch 12B are opened, therefore, the signals on CFG1 and CFG2 will not be interfered and affected by the I2C signals SDA and SCL of the Re-driver chip, and any possible on CFG1 and CFG2 The signal transmission will not affect the SDA and SCL, causing the I2C control module inside the Re-driver, which can also be called the false trigger of the upgrade module.

當需要對主動式DP纜線中的Re-driver晶片進行程式升級時,將主動式纜線12A和12B任意一端的插頭***程式升級設備3,由於在升級設備3內部,RTN被上拉至3.3V高電平,從而開啟主動式DP纜線內的第一開關12A和第二開關12B,第一開關12A和第二開關12B閉合。 When it is necessary to upgrade the Re-driver chip in the active DP cable, insert the plugs at either end of the active cables 12A and 12B into the program upgrade device 3, because inside the upgrade device 3, the RTN is pulled up to 3.3 The V level is high, thereby turning on the first switch 12A and the second switch 12B in the active DP cable, and the first switch 12A and the second switch 12B are closed.

S12、所述資料傳輸埠組接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;具體地,將Re-driver晶片的I2C信號與升級設備3上MCU的I2C連接起來,使得程式升級操作得以通過升級設備上的MCU進行。 S12. The data transmission port group receives the upgrade software sent by the upgrade device, and sends the upgrade software to the signal repeater; specifically, the I2C signal of the Re-driver chip and the MCU on the upgrade device 3 I2C is connected so that the program upgrade operation can be performed by upgrading the MCU on the device.

S13、所述信號轉發器依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 S13. The signal repeater updates the original software of the signal repeater according to the upgraded software.

其中,將原有的軟體更新為升級軟體即可。 Among them, the original software can be updated to upgrade software.

本實施例中,主動式DP纜線中的信號轉發器可以通過資料傳輸埠組和開關組獲取得到升級軟體,進而進行軟體更新。不需要像習知技術中,破壞掉線材成品並且把Re-driver晶片從線材成品中剝離出來,保證了線材成品的可用性,降低生產成本。 In this embodiment, the signal transponder in the active DP cable can be obtained through the data transmission port group and the switch group to obtain the upgraded software, and then the software can be updated. There is no need to destroy the finished wire and strip the Re-driver wafer from the finished wire as in the conventional technology, which ensures the availability of the finished wire and reduces production costs.

另外,不需要將線材成品破壞,就能夠保證信號轉發器接收ADO升級軟體,並進行更新,使用的升級設備結構簡單,成本低,操作方便,可以 明顯降低線材廠家的測試、調試和生產成本。 In addition, it is possible to ensure that the signal repeater receives the ADO upgrade software and updates it without destroying the wire product. The upgrade equipment used has a simple structure, low cost, and easy operation. Significantly reduce the testing, debugging and production costs of wire manufacturers.

可選地,在“所述開關組包括第一開關和第二開關”對應的實施例的基礎上,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組接收升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器,包括:所述串列時鐘傳輸埠,用於傳輸串列時鐘資料;所述串列資料傳輸埠,用於依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Optionally, on the basis of the embodiment corresponding to "the switch group includes the first switch and the second switch", the data transmission port group includes a serial data transmission port and a serial clock transmission port; accordingly, all The data transmission port group receives the upgrade software sent by the upgrade equipment, and sends the upgrade software to the signal transponder, including: the serial clock transmission port for transmitting serial clock data; the serial data The transmission port is used to receive the upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port according to the serial clock data transmitted by the serial clock transmission port and the closed first A switch sends the upgraded software to the signal transponder.

本發明中採用I2C匯流排傳輸方式進行傳輸,I2C匯流排需要有兩根信號線組成,一根為串列資料線,傳輸升級軟體,一根為串列時鐘線,傳輸時鐘信號。 In the present invention, the I2C bus transmission mode is adopted for transmission. The I2C bus needs to be composed of two signal lines, one is a serial data line, transmission upgrade software, and the other is a serial clock line, which transmits clock signals.

隨著時鐘信號的上升沿不斷到來,升級軟體逐漸被傳輸到信號轉發器中,到達信號轉發器中後,隨著串列時鐘,逐漸把升級軟體解析出來,進而能夠使用升級軟體進行更新。 As the rising edge of the clock signal continues to arrive, the upgraded software is gradually transmitted to the signal transponder. After reaching the signal transponder, along with the serial clock, the upgraded software is gradually resolved, and the updated software can be used to update.

可選地,在上述一種軟體升級方法的實施例的基礎上,本發明的另一實施例提供了一種主動式DP纜線,參照圖4,包括:資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 Optionally, based on the above embodiment of a software upgrade method, another embodiment of the present invention provides an active DP cable, referring to FIG. 4, including: a data transmission port group, a switch group, and a signal repeater The data transmission port group is connected to the signal transponder through the switch group; the switch group is used to close when a closing command sent by an upgrade device is received; the data transmission port group is used to receive The upgrade software sent by the upgrade device, and send the upgrade software to the signal repeater; the signal repeater is used to update the original software of the signal repeater according to the upgrade software.

進一步地,所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合。 Further, the switch group includes a first switch and a second switch; correspondingly, the switch group is used for closing when a closing instruction sent by an upgrade device is received, specifically for: when receiving the closing instruction At this time, the first switch and the second switch are closed.

本實施例中,主動式DP纜線中的信號轉發器可以通過資料傳輸埠組和 開關組獲取得到升級軟體,進而進行軟體更新。不需要像習知技術中,破壞掉線材成品並且把Re-driver晶片從線材成品中剝離出來,保證了線材成品的可用性,降低生產成本。 In this embodiment, the signal repeater in the active DP cable can pass the data transmission port group and The switch group obtains the upgraded software, and then updates the software. There is no need to destroy the finished wire and strip the Re-driver wafer from the finished wire as in the conventional technology, which ensures the availability of the finished wire and reduces production costs.

需要說明的是,本實施例中的各個器件的工作過程,請參照上述實施例中的相應說明,在此不再贅述。 It should be noted that, for the working process of each device in this embodiment, please refer to the corresponding description in the above embodiment, which will not be repeated here.

可選地,在“所述開關組包括第一開關和第二開關”對應的實施例的基礎上,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Optionally, on the basis of the embodiment corresponding to "the switch group includes the first switch and the second switch", the data transmission port group includes a serial data transmission port and a serial clock transmission port; accordingly, all The data transmission port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal transponder, and is specifically used for: the serial clock transmission port transmits serial clock data; The serial data transmission port receives the upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port according to the serial clock data transmitted by the serial clock transmission port and after closing The first switch of sends the upgraded software to the signal transponder.

本實施例中,不需要將線材成品破壞,就能夠保證信號轉發器接收ADO升級軟體,並進行更新,使用的升級設備結構簡單,成本低,操作方便,可以明顯降低線材廠家的測試、調試和生產成本。 In this embodiment, it is possible to ensure that the signal repeater receives the ADO upgrade software and updates it without destroying the finished wire material. The upgraded equipment used has a simple structure, low cost, and easy operation, which can significantly reduce the testing, debugging and Cost of production.

需要說明的是,本實施例中的各個器件的工作過程,請參照上述實施例中的相應說明,在此不再贅述。 It should be noted that, for the working process of each device in this embodiment, please refer to the corresponding description in the above embodiment, which will not be repeated here.

可選地,在上述軟體升級方法及主動式DP纜線的實施例的基礎上,本發明的另一實施例提供了一種軟體升級系統,參照圖3和圖5,包括升級設備和主動式DP纜線;所述主動式DP纜線包括資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述升級設備,用於發送閉合指令以及升級軟體至所述主動式DP纜線;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新。 Optionally, based on the above software upgrade method and the active DP cable embodiment, another embodiment of the present invention provides a software upgrade system, referring to FIG. 3 and FIG. 5, including an upgrade device and an active DP Cable; the active DP cable includes a data transmission port group, a switch group, and a signal transponder; the data transmission port group is connected to the signal transponder through the switch group; the upgrade device is used for sending Close command and upgrade software to the active DP cable; the switch group is used to close when receiving the close command sent by the upgrade device; the data transmission port group is used to receive the send from the upgrade device Upgrade the software, and send the upgraded software to the signal transponder; the signal transponder is used to update the original software of the signal transponder according to the upgraded software.

進一步地,所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合。 Further, the switch group includes a first switch and a second switch; correspondingly, the switch group is used for closing when a closing instruction sent by an upgrade device is received, specifically for: when receiving the closing instruction At this time, the first switch and the second switch are closed.

進一步地,所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 Further, the data transmission port group includes a serial data transmission port and a serial clock transmission port; correspondingly, the data transmission port group is used to receive the upgrade software sent by the upgrade device and transfer the upgrade software When sent to the signal transponder, it is specifically used for: the serial clock transmission port transmits serial clock data; the serial data transmission port receives the serial clock data according to the serial clock data transmitted by the serial clock transmission port The upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port and the closed first switch send the upgrade software to the signal transponder.

本實施例中,主動式DP纜線中的信號轉發器可以通過資料傳輸埠組和開關組獲取得到升級軟體,進而進行軟體更新。不需要像習知技術中,破壞掉線材成品並且把Re-driver晶片從線材成品中剝離出來,保證了線材成品的可用性,降低生產成本。 In this embodiment, the signal transponder in the active DP cable can be obtained through the data transmission port group and the switch group to obtain the upgraded software, and then the software can be updated. There is no need to destroy the finished wire and strip the Re-driver wafer from the finished wire as in the conventional technology, which ensures the availability of the finished wire and reduces production costs.

另外,不需要將線材成品破壞,就能夠保證信號轉發器接收ADO升級軟體,並進行更新,使用的升級設備結構簡單,成本低,操作方便,可以明顯降低線材廠家的測試、調試和生產成本。 In addition, it is possible to ensure that the signal transponder receives the ADO upgrade software and updates it without destroying the wire product. The upgraded equipment used has a simple structure, low cost, and easy operation, which can significantly reduce the cost of testing, debugging and production of wire manufacturers.

還需要說明的是,術語“包括”、“包含”或者其任何其他變體意在涵蓋非排他性的包含,從而使得包括一系列要素的過程、方法、商品或者設備不僅包括那些要素,而且還包括沒有明確列出的其他要素,或者是還包括為這種過程、方法、商品或者設備所固有的要素。在沒有更多限制的情況下,由語句“包括一個……”限定的要素,並不排除在包括要素的過程、方法、商品或者設備中還存在另外的相同要素。 It should also be noted that the terms "include", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device that includes a series of elements includes not only those elements, but also includes Other elements not explicitly listed, or include elements inherent to this process, method, commodity, or equipment. Without more restrictions, the elements defined by the sentence "include one..." do not exclude the existence of other identical elements in the process, method, commodity, or equipment that includes the elements.

本領域具有通常知識者應明白,本申請的實施例可提供為方法、系統或電腦程式產品。因此,本申請可採用完全硬體實施例、完全軟體實施例或結合軟體和硬體方面的實施例的形式。而且,本申請可採用在一個或多個其中包含有電腦可用程式碼的電腦可用存儲介質(包括但不限於磁碟記憶體、CD-ROM、光學記憶體等)上實施的電腦程式產品的形式。 Those of ordinary skill in the art should understand that the embodiments of the present application can be provided as methods, systems, or computer program products. Therefore, the present application may take the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, this application may take the form of computer program products implemented on one or more computer usable storage media (including but not limited to disk memory, CD-ROM, optical memory, etc.) containing computer usable program code .

本申請是參照根據本申請實施例的方法、設備(系統)、和電腦程式產品的流程圖和/或方框圖來描述的。應理解可由電腦程式指令實現流程圖和/或方框圖中的每一流程和/或方框、以及流程圖和/或方框圖中的流程和/或方框的結合。可提供這些電腦程式指令到通用電腦、專用電腦、嵌入式處理機或其他可程式設計資料處理設備的處理器以產生一個機器,使得通過電腦或其他可程式設計資料處理設備的處理器執行的指令產生用於實現在流程圖一個流程或多個流程和/或方框圖一個方框或多個方框中指定的功能的裝置。 This application is described with reference to flowcharts and/or block diagrams of methods, devices (systems), and computer program products according to embodiments of the application. It should be understood that each flow and/or block in the flowchart and/or block diagram and a combination of the flow and/or block in the flowchart and/or block diagram may be implemented by computer program instructions. These computer program instructions can be provided to the processor of a general-purpose computer, special-purpose computer, embedded processor, or other programmable data processing device to produce a machine that allows instructions executed by the processor of the computer or other programmable data processing device Means for generating the functions specified in one block or multiple blocks of the flowchart one flow or multiple flows and/or block diagrams.

對所公開的實施例的上述說明,使本領域具有通常知識者能夠實現或使用本發明。對這些實施例的多種修改對本領域具有通常知識者來說將是顯而易見的,本文中所定義的一般原理可以在不脫離本發明的精神或範圍的情況下,在其它實施例中實現。因此,本發明將不會被限制於本文所示的這些實施例,而是要符合與本文所公開的原理和新穎特點相一致的最寬的範圍。 The above description of the disclosed embodiments enables those having ordinary knowledge in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those having ordinary knowledge in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown in this document, but should conform to the widest scope consistent with the principles and novel features disclosed in this document.

02‧‧‧主動式DP纜線 02‧‧‧Active DP cable

3‧‧‧升級設備 3‧‧‧ Upgrade equipment

12A‧‧‧第一開關 12A‧‧‧First switch

12B‧‧‧第二開關 12B‧‧‧Second switch

22A‧‧‧連接器 22A‧‧‧Connector

103‧‧‧信號轉發器 103‧‧‧Signal Repeater

301‧‧‧MCU 301‧‧‧MCU

Claims (3)

一種軟體升級方法,其係應用於主動式DP纜線,其包括:當所述開關組接收到升級設備發送的閉合指令時,所述開關組閉合;所述資料傳輸埠組接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器依據所述升級軟體,對所述信號轉發器原有的軟體進行更新;其中所述開關組包括第一開關和第二開關;相應地,當所述開關組接收到閉合指令時,所述開關組閉合,包括:當所述開關組接收到所述閉合指令時,所述第一開關和所述第二開關閉合;其中所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組接收升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器,包括:所述串列時鐘傳輸埠,用於傳輸串列時鐘資料;所述串列資料傳輸埠,用於依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 A software upgrade method, which is applied to an active DP cable, includes: when the switch group receives a closing command sent by an upgrade device, the switch group closes; the data transmission port group receives the upgrade device Send the upgraded software and send the upgraded software to the signal repeater; the signal repeater updates the original software of the signal repeater according to the upgraded software; wherein the switch group includes the first A switch and a second switch; correspondingly, when the switch group receives a closing instruction, the switch group closes, including: when the switch group receives the closing instruction, the first switch and the The second switch is closed; wherein the data transmission port group includes a serial data transmission port and a serial clock transmission port; accordingly, the data transmission port group receives the upgrade software sent by the upgrade device and sends the upgrade software to The signal transponder includes: the serial clock transmission port for transmitting serial clock data; the serial data transmission port for serial clock data receiving station transmitted according to the serial clock transmission port The upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port and the closed first switch send the upgrade software to the signal transponder. 一種主動式DP纜線,其包括:資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新;其中所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合;其中所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠; 相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 An active DP cable includes: a data transmission port group, a switch group and a signal repeater; the data transmission port group is connected to the signal repeater through the switch group; the switch group is used for receiving When the closing instruction sent by the upgrade device is closed, the data transmission port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal repeater; the signal repeater, It is used to update the original software of the signal transponder according to the upgrade software; wherein the switch group includes a first switch and a second switch; accordingly, the switch group is used to receive an upgrade device When the closing command is sent, the closing is specifically used to: when receiving the closing command, the first switch and the second switch are closed; wherein the data transmission port group includes a serial data transmission port and a serial Clock transmission port; Correspondingly, the data transmission port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal transponder, and is specifically used for: the serial clock transmission port transmits a string Serial clock data; the serial data transmission port receives the upgrade software sent by the upgrade device and the serial clock transmitted through the serial clock transmission port according to the serial clock data transmitted by the serial clock transmission port The data and the closed first switch send the upgraded software to the signal transponder. 一種軟體升級系統,其包括升級設備和主動式DP纜線;所述主動式DP纜線包括資料傳輸埠組、開關組和信號轉發器;所述資料傳輸埠組通過所述開關組和所述信號轉發器連接;所述升級設備,用於發送閉合指令以及升級軟體至所述主動式DP纜線;所述開關組,用於當接收到升級設備發送的閉合指令時,閉合;所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器;所述信號轉發器,用於依據所述升級軟體,對所述信號轉發器原有的軟體進行更新;其中所述開關組包括第一開關和第二開關;相應地,所述開關組,用於當接收到升級設備發送的閉合指令時,閉合,具體用於:當接收到所述閉合指令時,所述第一開關和所述第二開關閉合;其中所述資料傳輸埠組包括串列資料傳輸埠和串列時鐘傳輸埠;相應地,所述資料傳輸埠組,用於接收所述升級設備發送的升級軟體,並將所述升級軟體發送至所述信號轉發器時,具體用於:所述串列時鐘傳輸埠傳輸串列時鐘資料;所述串列資料傳輸埠依據所述串列時鐘傳輸埠傳輸的串列時鐘資料接收所述升級設備發送的所述升級軟體以及通過所述串列時鐘傳輸埠傳輸的串列時鐘資料以及閉合後的第一開關將所述升級軟體發送至所述信號轉發器。 A software upgrade system includes an upgrade device and an active DP cable; the active DP cable includes a data transmission port group, a switch group, and a signal repeater; the data transmission port group passes through the switch group and the Signal repeater connection; the upgrade device is used to send a closing command and upgrade software to the active DP cable; the switch group is used to close when receiving the close command sent by the upgrade device; the data The transmission port group is used to receive the upgrade software sent by the upgrade device and send the upgrade software to the signal transponder; the signal transponder is used to send the signal transponder according to the upgrade software The original software is updated; wherein the switch group includes the first switch and the second switch; correspondingly, the switch group is used to close when receiving the closing command sent by the upgrade device, specifically used for: when receiving When the closing command is reached, the first switch and the second switch are closed; wherein the data transmission port group includes a serial data transmission port and a serial clock transmission port; accordingly, the data transmission port group, It is used to receive the upgrade software sent by the upgrade equipment and send the upgrade software to the signal transponder, which is specifically used for: the serial clock transmission port transmits serial clock data; the serial data transmission The port receives the upgrade software sent by the upgrade device and the serial clock data transmitted through the serial clock transmission port according to the serial clock data transmitted by the serial clock transmission port and the closed first switch The upgrade software is sent to the signal transponder.
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