M348270 八、新型說明： 【新型所屬之技術領域】 本創作係有關一種電腦切換裝置，尤指一種具有通用 匯流排集線器與控制端模擬電路之可自動偵測切換功能的 電腦切換裝置（KVM Switch with Hub Bypass or Simulation Auto detect and Switch Function)。 【先前技術】 目前市售的電腦切換裝置（KVM)係以提供單一組滑鼠 及鍵盤與該多組電腦連結，讓單一組滑鼠及鍵盤可以選擇 性的來操作任一部電腦。 在現有的電腦切換裝置10A上提供一組USB HUB連接接 器20A(如第一圖所示），以及一組USB連接器3〇A(如第二 圖所示）。在該電腦切換裝置10A在使用時，該USB連接 器30A供使用者插接控制端（滑鼠及鍵盤），在該控制端 的插頭插接於該USB連接器30A上，該電腦切換裝置1〇A 的内部之微控制單元可模擬控制端與外部電腦相容的訊 唬，使外部任一電腦與該控制端電性連結。若是無法模擬 與外部電腦相容之訊號時，使用者必須將控制端的插頭拔 離該USB連接器30A後，而插接於該USB Ηϋβ連接接器2〇a ^，與外部任一電腦連結。如此將依賴使用者的操作與判 斷來決定是否連結到USB連接器30A或USBHUB連接接器 20A 上。 由於現有的電腦週邊裝置日新月異，實在無法有效判 斷疋否相容，因此會形成使用者必須要經過實際連接測試 5 M348270 才旎決疋是否需要改接至USB HUB連接接器2〇A與否，不但 過程複雜，浪費時間，甚至因其他因素所造成的誤判，而 無法使外部的電腦與控制端連結。 【新型内容】 本創作主要目的，在於電腦切換裝置在控制端插接 後，該電腦切換裝置内部的微控制單元將自動判斷控制端 輸入的訊號格式是否與外部電腦相容。若相容，該微#制 皁：模擬-訊號輸出至外部電腦。若不相容，將輸入‘號 2換至USB HUB連接器上，再由該脇應連接器傳至外部電 腦。讓使用者能更容易使用該電腦切換裝置。 為達上述之㈣’該本創作提供—種可自動偵測切換 功此的電腦切換裝置，包括：一微控制單元、一第一切換 翠^至少一第一連接器、至少一第二連接器、一第二切 換單7L及至少一第三連接器。該微控制端單元，用以判斷 控，端的相容性及輸出一模擬訊號。該第一切換單元係與 該微控制單元f性連結，用以接收微控制單元輸出訊號^ 進行切換動作。至少一第一連接器係與該第一切換單元電 性連結，用以接收第一切換單元所輸出之訊號。至少一第 二連接器係與該外部控制端及第一切換單元電性連結。該 第二切換單元，係與該第一連接器、該微控制單元及外; 電腦電性連接。 1 【實施方式】 兹有關本創作之技術内容及詳細說明，現配合圖式 明如下： ° 請參閱第三圖，係本創作之電腦切換裝置電路方塊示 W圖。如圖所示：本創作之可自動彳貞測切換功能的電腦切 M348270 換裝置，該電腦切換裝置10包括：-微控制單元1、一第 7切換ί 70 2、至少-第-連接器3、至少一第二連接器 第一切換單元5及至少一第三連接器6。 ，微控制單元i ，其内部載人有判斷程式，用 控制端（圖中未示）所輸入的訊號格 置1〇f電性連結外部電腦（圖中未示相^ 制/亥？：:刀換單凡2 ’為電子式切換開關，係與該微押 制早兀1電性連結’用以接收微控制單元i所輸出的^ 號’將控制端所輸入的訊號切換至 器、^ 第-連接器3傳至外部電腦。 #祕益3 ’由該 3 ’為通用匯流排集線器(USB麵)的連 ί田ί 切換單元2及第二切換單元5電性連 、、口 ’用以接收該第一切拖罝亓9私认 該第二切換單元5。、 雨出的訊號，並傳至給 該第二連接器4，為通用匯流排（卿） 切換單元2電性連結，以供外Α ” 以第一 (圖中夫千、许：外制端的傳輸線插頭 (圖中未不）插接，以輸入控制端的訊號。 制單ΐίίΓί單Γ ’為電子式切換開關，係與該微控 制^兀1 ^亥第-連接器3電性連結，用以接收微 兀1及該第一連接器3所輸出的訊號，或受微控制^ = =出訊號傳輸至任一個第三連接器6上， 再由第一連接器6傳至外部電腦。 °亥至少一第二連接器6係與該第二切換單元5雷柯，查 結’以接收該第二切換單元5所輸出的訊號。 ’ 使用本創作之電腦切換裝置電路方塊的 使用狀。如圖所示。當電腦切換裝置10在使用 M348270 時’該第三連接器6可對外電性連結多部電腦2〇，該第二 連接器4係以提供插接控制端（滑鼠或鍵盤）30。 當外部控制端（Consol)30插上後，該控制端30所輸出 的矾號格式經第一切換單元2傳輸至該微控制單元〗中， 忒微控制單元1判斷該控制端3〇所輸入的訊號格式與該外 ^電腦20是否相容。若判斷輸入訊號格式與外部電腦2〇相 容時，該微控制單元1將控制端3〇的輸入訊號模擬一訊號 輸出，經第二切換單元5切換與外部其一電腦電性連 結，因此控制端30所輸入的指令或資料將直接傳至外部其 /一之電腦20上。當控制端30與外部其一電腦2〇電性連結/、 後，當該控制端30的插頭拔離第二連接器4時，該電腦2〇 依舊處於與該控制端3〇在電性連結狀態下。此時，再將控 制鳊30的插頭插至第二連接器4，即可再次將指令或資料 傳輪於該電性連結的電腦2〇中。 、 一若是該外部控制端30所輸入的訊號格式在該微控制單 幻的判斷下不相容時，該微控制單元i輸出一訊號 :切換單元2，該第一切換單元2進行切換動作，將控制 端30所輸人的訊號傳至該第—連接器3上，再由第 器3將號傳至該第二切換單元5，由第二切元 ，外部其-電腦20電性連結。因此控制端3〇所 々或資料將直接傳至外部其一之電腦2〇上。 θ 當該外部控制端30所輸入的訊號經第一切換 第一連接器3該第二切換單元5傳至外部任—雷、 該電職就如同直接與控制端3G連接，雖無法由微控制單 几1產生模擬功能但卻不會有裝置相容的問題。 請參閱第五圖，係本創作之控制切換流程示意圖。如 M348270 圖所示：當電腦切換裝置使用時’首先，如 接控制端。 拖 —步驟1G2 ’判斷是否相容。若是微控制單元判斷相 容，該微控制單元模擬一訊號輸出（如步驟104)，再經第 二切，單7G切換傳至外部任—電腦上（如步驟⑽）。 號（ΓΪ=:2中判斷不相容，該微控制單元輸出-訊 ，(如步驟108)，該第一切換單元切換訊號（如步驟 再由第輸入訊號傳至第一連接器（如步驟112)， 二切㈣-t it傳至第二切換單元（如步驟114)，再由第 -、刀換傳至外部任—電腦2()上（如步驟⑽。 現在=产指示燈等方式來指示告知使用者 置或接讓使用者自行決定是否更換其他相容裝 創作本創作之較佳實施例而已，並非用來限定本 變化與修德範圍。即凡依本創作申請專利範圍所做的均等 =修飾，皆為本創作專利範圍所涵蓋。 【圖式簡單說明】 第圖，係傳統電腦切換褒置面才反示意圖。 第：圖’係第一圖之另一面板示意圖。 第四圖係本創作之電腦切換裝置電路方塊示意圖。 圖係本創作之電腦切換裝置電路方塊的使用狀態示 圖。 五圖，係本創作之控制切換流程示意圖。 主要元件符號說明】 習知： 9 M348270M348270 VIII. New Description: [New Technology Field] This is a computer switching device, especially a computer switching device with automatic detection and switching function with universal bus hub and control terminal analog circuit (KVM Switch with Hub Bypass or Simulation Auto detect and Switch Function). [Prior Art] Currently, a commercially available computer switching device (KVM) is provided with a single group of mice and a keyboard connected to the plurality of computers, so that a single group of mice and a keyboard can selectively operate any computer. A set of USB HUB connectors 20A (shown in the first figure) and a set of USB connectors 3A (shown in the second figure) are provided on the existing computer switching device 10A. When the computer switching device 10A is in use, the USB connector 30A is for the user to plug in the control terminal (mouse and keyboard), and the plug of the control terminal is plugged into the USB connector 30A. The computer switching device 1〇 A's internal micro-control unit can simulate the communication between the control terminal and the external computer, so that any external computer can be electrically connected to the control terminal. If the signal compatible with the external computer cannot be simulated, the user must disconnect the plug of the control terminal from the USB connector 30A and plug it into the USB Ηϋβ connector 2〇a ^ to connect with any external computer. This will depend on the user's operation and judgment to determine whether to connect to the USB connector 30A or the USBHUB connector 20A. Since the existing computer peripheral devices are changing with each passing day, it is impossible to judge whether or not the compatibility is compatible. Therefore, the user must pass the actual connection test 5 M348270 to determine whether it is necessary to change to the USB HUB connector 2A or not. Not only is the process complicated, it wastes time, and even misjudgment caused by other factors, it is impossible to connect the external computer to the control terminal. [New content] The main purpose of this creation is that after the computer switching device is plugged in at the control end, the micro control unit inside the computer switching device will automatically judge whether the signal format input by the control terminal is compatible with the external computer. If compatible, the micro- soap: analog-signal output to an external computer. If it is not compatible, enter ‘ number 2 to switch to the USB HUB connector, and then transfer the connector to the external computer. This makes it easier for users to use the computer switching device. In order to achieve the above (4) 'the creation of the computer-switching device capable of automatically detecting the switching function, comprising: a micro control unit, a first switching green, at least a first connector, at least a second connector a second switch 7L and at least a third connector. The micro-control terminal unit is used for judging the compatibility of the control and the end and outputting an analog signal. The first switching unit is coupled to the micro control unit f for receiving the micro control unit output signal ^ to perform a switching operation. The at least one first connector is electrically coupled to the first switching unit for receiving the signal output by the first switching unit. At least one second connector is electrically connected to the external control terminal and the first switching unit. The second switching unit is electrically connected to the first connector, the micro control unit, and the external computer. 1 [Embodiment] The technical content and detailed description of this creation are as follows: ° Please refer to the third figure, which is the circuit diagram of the computer switching device of this creation. As shown in the figure: the computer can automatically detect the switching function of the computer cut M348270 change device, the computer switching device 10 includes: - micro control unit 1, a 7th switch ί 70 2, at least - the first connector 3 At least one second connector first switching unit 5 and at least one third connector 6. , the micro control unit i, the internal manned judgment program, the signal input by the control terminal (not shown) is set to 1〇f electrically connected to the external computer (not shown in the figure / Hai?:: The knife is replaced by a single 2' electronic switching switch, which is electrically connected to the micro-beating system 1 to receive the ^ number output by the micro-control unit i to switch the signal input by the control terminal to the device, ^ The first connector 3 is transmitted to an external computer. #秘益3 'The 3' is a universal bus hub (USB side) connected to the field, the switching unit 2 and the second switching unit 5 are electrically connected, and the port is used. Receiving the first switching unit 9 to privately recognize the second switching unit 5, the raining signal, and transmitting it to the second connector 4 for electrically connecting the universal busbar switching unit 2, For the first time (in the figure, Fu Qian, Xu: the transmission line plug of the external system (not shown in the figure) is plugged in to input the signal of the control terminal. System single ΐ ίίΓ Γ single Γ 'for the electronic switch, The micro-controller is electrically connected to receive the micro-turn 1 and the output of the first connector 3 No., or by the micro control ^ = = signal is transmitted to any of the third connectors 6, and then transmitted to the external computer by the first connector 6. ° at least a second connector 6 and the second switching unit 5 雷柯, check 'to receive the signal output by the second switching unit 5. ' Use the computer switching device circuit block of the present use. As shown in the figure. When the computer switching device 10 is using the M348270' The third connector 6 can externally electrically connect the plurality of computers 2, and the second connector 4 is provided with a plug control end (mouse or keyboard) 30. When the external control end (Consol) 30 is inserted, the The apostrophe format outputted by the control terminal 30 is transmitted to the micro control unit via the first switching unit 2, and the 控制 micro control unit 1 determines whether the signal format input by the control terminal 3 is compatible with the external computer 20. If it is determined that the input signal format is compatible with the external computer 2, the micro control unit 1 simulates the input signal of the control terminal 3〇 to simulate a signal output, and switches to the external computer through the second switching unit 5, thereby controlling The instructions or data entered by terminal 30 will Directly transferred to the external computer 20. When the control terminal 30 is electrically connected to the external computer 2, after the plug of the control terminal 30 is pulled out of the second connector 4, the computer 2〇 It is still in the state of being electrically connected to the control terminal 3. At this time, the plug of the control port 30 is inserted into the second connector 4, and the command or data can be transferred to the electrically connected computer 2 again. If the signal format input by the external control terminal 30 is incompatible under the judgment of the micro control, the micro control unit i outputs a signal: the switching unit 2, and the first switching unit 2 performs Switching action, transmitting the signal input by the control terminal 30 to the first connector 3, and then transmitting the number to the second switching unit 5 by the third device, by the second tangential element, externally - the computer 20 Sexual links. Therefore, the control terminal 3 or the data will be directly transmitted to the external computer. θ When the signal input by the external control terminal 30 is transmitted to the external Ren-lei via the first switching first connector 3, the electric power is directly connected to the control terminal 3G, although it cannot be controlled by the micro controller. Single 1 produces analog functionality but does not have device compatibility issues. Please refer to the fifth figure, which is a schematic diagram of the control switching process of this creation. As shown in the figure of M348270: When the computer switching device is used, first, if it is connected to the console. Drag - Step 1G2 ' to determine if it is compatible. If the micro control unit judges the content, the micro control unit simulates a signal output (step 104), and then passes through the second cut, and the single 7G switch is transmitted to the external computer (step (10)). The number (ΓΪ=:2 is judged to be incompatible, the micro control unit outputs the signal, (step 108), the first switching unit switches the signal (if the step is further transmitted from the first input signal to the first connector (steps) 112), the second cut (four)-t it is transmitted to the second switching unit (such as step 114), and then transferred from the first -, the knife to the external - computer 2 () (such as step (10). Now = production indicator, etc. To inform the user to set or accept the preferred embodiment of the user to decide whether to replace the other compatible creations, and not to limit the scope of this change and the scope of the repair. The equalization=modification is covered by the scope of the original patent. [Simple diagram of the diagram] The figure is a schematic diagram of the traditional computer switching device. The figure: Figure ' is another panel diagram of the first diagram. The figure is a block diagram of the circuit of the computer switching device of the present invention. The figure shows the state of use of the circuit block of the computer switching device of the present invention. The five figure is a schematic diagram of the control switching process of the present creation. The main component symbol description] Convention: 9 M348270
電腦切換裝置10A USB HUB連接接器20A USB連接器30A 本創作： 電腦切換裝置10 ' 微控制單元1 - 第一切換單元2 •第-連接器3 第二連接器4 第二切換單元5 第三連接器6 電腦20 控制端30 步驟100〜116Computer switching device 10A USB HUB connector 20A USB connector 30A This creation: Computer switching device 10 'Micro control unit 1 - First switching unit 2 • First connector 3 Second connector 4 Second switching unit 5 Third Connector 6 computer 20 control terminal 30 steps 100~116