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发明公开
CN109032062A 一种PCIE切换芯片 无效 - 驳回

一种PCIE切换芯片
摘要：
本申请提供了一种PCIE切换芯片，包括：CPLD控制单元，所述CPLD控制单元用于控制BMC控制单元、PCIE Switch单元、存储单元、液晶显示单元和输入信号调理单元；所述PCIE Switch单元，所述PCIE Switch单元工作模式选择管脚和其它配置管脚与CPLD芯片GPIO管脚相连，所述PCIE Switch用于根据CPLD控制单元的GPIO输出状态，切换PCIE Switch芯片的工作模式和工作状态；存储单元，所述存储单元与所述CPLD主控制单元相连，用于存储CPLD控制单元的配置信息；所述BMC控制单元，所述BMC控制单元与所述CPLD主控单元相连，用于对所述CPLD主控单元进行参数配置和状态读取；所述液晶显示单元，所述输入信号调理单元。
摘要（英）：

The application provides a PCIE (peripheral component interconnect express) switch chip. The PCIE switch chip comprises a CPLD (complex programmable logic device) control unit for controlling a BMC (baseboard management controller control unit, a PCIE Switch unit, a storage unit, a liquid crystal display unit and an input signal conditioning unit; the PCIE Switch unit, wherein a work mode selection pin of the PCID Switch unit and other configuration pins are connected with a GPIO (general purpose input output) pin of the CPLD chip, and the PCIE Switch is used for switching the work mode and awork state of the PCIE Switch chip according to the GPIO output state of the CPLD control unit; the storage unit connected with the CPLD master control unit and used for storing configuration information of the CPLD control unit; the BMC control unit connected with the CPLD master control unit and used for performing parameter configuration and state reading on the CPLD master control unit; the liquid crystal display unit; and the input signal conditioning unit.

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