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    • 2. 发明申请
    • RS-485 PORT TEST APPARATUS
    • RS-485端口测试装置
    • US20110320871A1
    • 2011-12-29
    • US12836573
    • 2010-07-14
    • ZHAO-JIE CAO
    • ZHAO-JIE CAO
    • G06F11/27
    • G06F11/221
    • An RS-485 port test apparatus includes an RS-485 connector, a micro control unit (MCU), a multiprotocol transceiver, and a display. The RS-485 connector receives a first test code signal from a test RS-485 port of an electronic device. The multiprotocol transceiver receives the first test code signal from the RS-485 connector, converts the first test code signal to a second test code signal which can be identified by the MCU, and transmits the second signal to the MCU. The MCU receives the second test code signal and displays the second test code signal by the display. The MCU sends back the second test code signal to the multiprotocol transceiver. The multiprotocol transceiver converts the second test code signal to the first test code and transmits the first test code to the test RS-485 port of the electronic device through the RS-485 connector.
    • RS-485端口测试装置包括RS-485连接器,微控制单元(MCU),多协议收发器和显示器。 RS-485连接器从电子设备的测试RS-485端口接收第一个测试代码信号。 多协议收发器从RS-485连接器接收第一测试码信号,将第一测试码信号转换成可由MCU识别的第二测试码信号,并将第二信号发送到MCU。 MCU接收第二测试码信号,并通过显示显示第二测试码信号。 MCU将第二个测试码信号发回给多协议收发器。 多协议收发器将第二个测试代码信号转换为第一个测试代码,并通过RS-485连接器将第一个测试代码发送到电子设备的测试RS-485端口。
    • 3. 发明申请
    • POST CARD
    • POST卡
    • US20110296257A1
    • 2011-12-01
    • US12835706
    • 2010-07-13
    • ZHAO-JIE CAO
    • ZHAO-JIE CAO
    • G06F11/07G06F15/177
    • G06F11/2284
    • A POST card includes a PCI connector, an LPC connector, a controller, and an indicating module. The controller includes a PCI decoder, an LPC decoder, a multiplexer, and a driver. The POST card connects to and reads error codes from a computer motherboard by the PCI connector or the LPC connector depending on which type of interface the computer motherboard has. The PCI decoder is activated and decodes the error codes read through the PCI connector. The LPC decoder is activated and decodes the error codes read through the LPC connector. The multiplexer connects the driver to the PCI decoder or the LPC decoder to transmit the error code to the driver depending on which one of the PCI connector and the LPC connector is connected to the computer motherboard. The driver drives the indicating module to display the error codes.
    • POST卡包括PCI连接器,LPC连接器,控制器和指示模块。 控制器包括PCI解码器,LPC解码器,多路复用器和驱动器。 POST卡通过PCI连接器或LPC连接器连接到计算机主板上的错误代码,取决于计算机主板的接口类型。 PCI解码器被激活并解码通过PCI连接器读取的错误代码。 LPC解码器被激活并解码通过LPC连接器读取的错误代码。 多路器将驱动器连接到PCI解码器或LPC解码器,以根据PCI连接器和LPC连接器中的哪一个连接到计算机主板将错误代码传送到驱动器。 驱动器驱动指示模块显示错误代码。
    • 4. 发明授权
    • Test card for motherboards
    • 主板测试卡
    • US08723539B2
    • 2014-05-13
    • US13282664
    • 2011-10-27
    • Xiao-Gang YinWan-Hong ZhangZhao-Jie CaoGuo-Yi Chen
    • Xiao-Gang YinWan-Hong ZhangZhao-Jie CaoGuo-Yi Chen
    • G01R31/20
    • G06F11/273G01R31/2808
    • A test card includes a power interface, a controller, a test interface, and a test point. The test interface includes a power pin, a start pin, and a data signal pin. The power interface is connected to the controller and the power pin, and also connected to an external power to receive a work voltage. The controller transmits a turn-on signal to the start pin. The test point is connected to the data signal pin. When an interface of a motherboard is connected to the test interface, the power pin, the start pin, and the data signal pin are connected to corresponding pins of the interface of the motherboard. The motherboard outputs a data signal to the test point through the motherboard interface and the test interface after the controller receives the turn-on signal.
    • 测试卡包括电源接口,控制器,测试接口和测试点。 测试接口包括一个电源引脚,一个起始引脚和一个数据信号引脚。 电源接口连接到控制器和电源引脚,并连接外部电源以接收工作电压。 控制器将开启信号发送到启动引脚。 测试点连接到数据信号引脚。 当主板的接口连接到测试接口时,电源引脚,起始引脚和数据信号引脚连接到主板接口的相应引脚。 主板在控制器接收到开启信号后,通过主板接口和测试接口将数据信号输出到测试点。
    • 5. 发明授权
    • RS-485 port test apparatus
    • RS-485端口测试仪
    • US08607101B2
    • 2013-12-10
    • US12836573
    • 2010-07-14
    • Zhao-Jie Cao
    • Zhao-Jie Cao
    • G06F11/00
    • G06F11/221
    • An RS-485 port test apparatus includes an RS-485 connector, a micro control unit (MCU), a multiprotocol transceiver, and a display. The RS-485 connector receives a first test code signal from a test RS-485 port of an electronic device. The multiprotocol transceiver receives the first test code signal from the RS-485 connector, converts the first test code signal to a second test code signal which can be identified by the MCU, and transmits the second signal to the MCU. The MCU receives the second test code signal and displays the second test code signal by the display. The MCU sends back the second test code signal to the multiprotocol transceiver. The multiprotocol transceiver converts the second test code signal to the first test code and transmits the first test code to the test RS-485 port of the electronic device through the RS-485 connector.
    • RS-485端口测试装置包括RS-485连接器,微控制单元(MCU),多协议收发器和显示器。 RS-485连接器从电子设备的测试RS-485端口接收第一个测试代码信号。 多协议收发器从RS-485连接器接收第一测试码信号,将第一测试码信号转换成可由MCU识别的第二测试码信号,并将第二信号发送给MCU。 MCU接收第二测试码信号,并通过显示显示第二测试码信号。 MCU将第二个测试码信号发回给多协议收发器。 多协议收发器将第二个测试代码信号转换为第一个测试代码,并通过RS-485连接器将第一个测试代码发送到电子设备的测试RS-485端口。
    • 6. 发明申请
    • TEST CARD FOR MOTHERBOARDS
    • 妈妈的测试卡
    • US20130069681A1
    • 2013-03-21
    • US13282664
    • 2011-10-27
    • XIAO-GANG YINWAN-HONG ZHANGZHAO-JIE CAOGUO-YI CHEN
    • XIAO-GANG YINWAN-HONG ZHANGZHAO-JIE CAOGUO-YI CHEN
    • G01R31/20
    • G06F11/273G01R31/2808
    • A test card includes a power interface, a controller, a test interface, and a test point. The test interface includes a power pin, a start pin, and a data signal pin. The power interface is connected to the controller and the power pin, and also connected to an external power to receive a work voltage. The controller transmits a turn-on signal to the start pin. The test point is connected to the data signal pin. When an interface of a motherboard is connected to the test interface, the power pin, the start pin, and the data signal pin are connected to corresponding pins of the interface of the motherboard. The motherboard outputs a data signal to the test point through the motherboard interface and the test interface after the controller receives the turn-on signal.
    • 测试卡包括电源接口,控制器,测试接口和测试点。 测试接口包括一个电源引脚,一个起始引脚和一个数据信号引脚。 电源接口连接到控制器和电源引脚,并连接外部电源以接收工作电压。 控制器将开启信号发送到启动引脚。 测试点连接到数据信号引脚。 当主板的接口连接到测试接口时,电源引脚,起始引脚和数据信号引脚连接到主板接口的相应引脚。 主板在控制器接收到开启信号后,通过主板接口和测试接口向测试点输出数据信号。