caiseToast

VC++ 用程序来解答国际象棋中的N皇后问题，N皇后问题动态演示。在一个NXN的国际象棋棋盘中摆n个皇后，使这Ｎ个皇后不能互相被对方吃掉，你知道应该怎么做么？怎么个摆法？要想知道答案，就认真研究一下本源码吧。运行程序后，将显示共计算有多少个结果，当前显示第几个等信息。

说明：  codigo fuente de nodo placa ttgo lora(arduino code for lora ttgo board)

通过Python生成一个周期内正弦波数组(sine wave array.Direct digital synthesis, sine wave 0-2pi period, phase to amplitude is one-to-one correspondence.First, the sine wave query table needs to be stored, and then under the clock, through the phase accumulation module and address query module to achieve the sine wave signal.)

sstm32f103 双路SMbus协议，外带定时器，五路ADC采样设计(stm32f103 SMBUS ADC，stm32f103 SMBUS ADCstm32f103 SMBUS ADCstm32f103 SMBUS ADCstm32f103 SMBUS ADC)

说明：  ?USB ADIO 八件套：LabVIEW虚拟仪器开发板 电脑USB供电，无需外部电源，2路AI，2路DI，2路DO（可驱动3.3V继电器），2路5V电源输出。可直接配合上百种传感器使用，9种自动保护措施，安全方便。无需驱动，采样率可达每通道20kHz，可在Windows XP、WIN7（32/64位）、WIN8（32/64位）、WIN10等操作系统下稳定运行，有配套的电脑软件，包含波形显示、存储、分析等十余种功能，操作简单直观。 端子定义说明 ? AI0、AI1为模拟量信号输入端子； ? DI0、DI1为数字量信号输入端子； ? DO0、DO1为数字量信号输出端子； ? 5Vo是5V电源输出端子； ? GND为公共接地端。(Eight sets of USB ADIO: LabVIEW Virtual Instrument Development Board Computer USB power supply, without external power supply, 2 AI, 2 DI, 2 DO (3.3V relay drive), 2 5V power output. It can be directly used with hundreds of sensors, 9 automatic protection measures, safe and convenient. Without driver, the sampling rate can reach 20 kHz per channel. It can run steadily under Windows XP, WIN7 (32/64 bits), WIN8 (32/64 bits), WIN10 and other operating systems. It has supporting computer software, including more than ten functions such as waveform display, storage, analysis and so on. The operation is simple and intuitive. Terminals Definition Description AI0 and AI1 are analog signal input terminals. DI0 and DI1 are digital signal input terminals. DO0 and DO1 are digital signal output terminals. 5Vo is the output terminal of 5V power supply. GND is a common ground terminal.)

说明：  粒子群改进聚类算法，适合新手学习参考。。。。。。(Particle swarm clustering algorithm, suitable for novice learning reference...)

三维xfem的fortran程序，内容很详细(Three dimensional XFEM FORTRAN program, the content is very detailed)

it is the simulation of matrix converter with motor load. matrix converter is an upcoming popular converter from ac to ac with out use of dc link.

说明：  随机减量方法，从结构的随机振动响应中提取该结构的自由衰减振动信号(Random decrement method, the structure of the random vibration response of the structure to extract the free vibration signal attenuation)

Brainstomers 2D TDP 2009