On the system software design aspect, I use current protocol, API function and source code to code a SPI interface software, data transmit program, system test program and configuring software on PC.
在系统软件设计方而，利用现有协议、API函数和源代码，编制了SPI接口软件、数据传输程序以及PC机配置软件等。
Taking W77E58 and MAX3100 as example, the paper introduces a method of using I/O interface of singlechip to simulate Serial Peripheral Interface (SPI) at first.
以W77E58和MAX3100芯片为例，首先介绍了一种利用单片机I/O接口软件模拟串行外设接口（SPI）的方法。
Two types of research methods for SPI, i. e. the theoretical analysis method and the experimental method, as well as their characteristics, applicability, and some related problems are reviewed.
介绍国内外桩土相互作用两大类研究方法-理论分析方法、试验方法各自的特点和适用范围，并分析了其各自存在的主要问题。
应用推荐