NVM Express 1_4 2019.03.20 - Member Review

A Visual basic POS for small to medium sized companies

二维经验模式分解代码，十分实用，希望对有需要的朋友有用-Two-dimensional empirical mode decomposition code, are very useful, want to be useful to have a friend in need

关于栈的操作的小程序-stack on the operation of small programs

缩略图突出圆角焦点图是一款带左右箭头、文字说明和缩略图突出显示的圆(A thumbnail highlight rounded focus is a circle highlighted with left and right arrows, text descriptions, and thumbnails.)

说明：  LDPC软判决译码：和积算法的matlab代码。(LDPC soft decision decoding: matlab code of sum product method.)

ELcentro地震波，1维，很适合1维的地震分析，时间步长为 0.02s(ELcentro seismic waves, one-dimensional, it is suitable for one-dimensional seismic analysis, a time step of 0.02s)

说明：  冒险岛079过hs补丁,真的很好用，一直都在用呢(Adventure Island 079 over HS patch)

说明：  %UNTITLED4 Summary of this function goes here % Detailed explanation goes here so that

说明：  根据此算法可以将补偿函数与刘维尔分数阶导数相结合，则可以得出高精度的caputo分数阶导数。(According to this algorithm, the compensation function can be combined with the Liouville fractional derivative, and the Caputo fractional derivative with high accuracy can be obtained.)

this is a very useful document, which tells how to produce pwm based on stm32