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介绍在基于微控制器IP核的PSTN短消息终端SoC设计当中,如何合理划分硬件和软件的功能;从对微控制器IP核的配置与扩展、片上外设在SFR总线上的映射、存储空间的划分与映射等三个方面,详细讲述SoC的软硬件协同设计。
This paper introduces how to reasonably divide the function of hardware and software among the design of PSTN short message terminal SoC based on microcontroller IP core. From the configuration and expansion of microcontroller IP core, the mapping of on-chip peripherals on the SFR bus, the storage space The division and mapping, etc., detailing SoC hardware and software co-design.