关于显示的程序 使用led进行32点阵的显示 -on the show led to the procedures for the use of the 32 dot matrix display

16x64点阵屏幕 循环滚动 左移右移上移下移-16x64 dot matrix screen loop scroll down left right Move

matpower环境下进行潮流计算，将潮流计算的导纳矩阵析出，然后编程实现雅克比矩阵的计算。- Under matpower environment flow calculation, the admittance matrix flow calculation of precipitation, then programming Jacobi