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Serializer/deserializer and method for transferring data between an integrated circuit and a test interface

机译:串行器/解串器以及在集成电路和测试接口之间传输数据的方法

摘要

A serializer/deserializer for communicating with an integrated circuit. The serializer/deserializer includes a serializer configured to serialize, from a parallel format into a serial format, first data to be transferred from an external device to the integrated circuit. The external device is configured to perform testing on the integrated circuit. A deserializer is configured to deserialize, from the serial format into the parallel format, second data to be transferred from the integrated circuit to the external device. A test access port module is configured to receive, from a test interface arranged between the serializer/deserializer and the external device, third data for controlling the serializer and provide, to the test interface, fourth data associated with control of the test interface. The fourth data corresponds to the deserialization of the second data to be transferred from the integrated circuit to the external device.
机译:用于与集成电路通信的串行器/解串器。串行器/解串行器包括被配置为将要从外部设备传送到集成电路的第一数据从并行格式串行化为串行格式的串行器。外部设备被配置为在集成电路上执行测试。解串器被配置为将要从集成电路传输到外部设备的第二数据从串行格式解串为并行格式。测试访问端口模块被配置为从布置在串行器/解串器与外部设备之间的测试接口接收用于控制串行器的第三数据,并将与测试接口的控制相关联的第四数据提供给测试接口。第四数据对应于要从集成电路传输到外部设备的第二数据的反序列化。

著录项

  • 公开/公告号US9285421B1

    专利类型

  • 公开/公告日2016-03-15

    原文格式PDF

  • 申请/专利权人 MARVELL INTERNATIONAL LTD.;

    申请/专利号US201514643083

  • 发明设计人 SON HONG HO;DANIEL SMATHERS;SAEED AZIMI;

    申请日2015-03-10

  • 分类号G01R31/317;G01R31/3177;G06F11/22;G01R31/3185;

  • 国家 US

  • 入库时间 2022-08-21 14:31:41

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