本发明使得控制CPU只需进行简单的初始化配置，由SD卡接口模块自动完成与SD卡之间的数据传输，极大地节省了CPU的资源，提高了系统的性能。
The present invention has control CPU with simple initial configuration, SD card interface module for automatic data transmission with SD card, saving in CPU resource and raised system performance.
但是设置如此大的初始容量会极大地浪费空间。
However, setting the initial capacity too high can waste space.
但是设置如此大的初始容量会极大地浪费空间。
However, setting the initial capacity too high can waste space.
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