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用c语言实现的龙格库塔算法和阿当姆斯算法。是学习计算方法的入门级程序实例。(Using c language realize the Runge-Kutta algorithm and the Arab-Israeli Adams algorithm. Calculation method is to study the entry-level procedures.)

说明：  程序为STM32 串口UART 使用DMA方式收发数据的实践(how to read data on UART by using DMA when number of bytes to receive is not known in advance.)

使用51系列单片机（AT89S52）控制LCD（12864）,全菜单化操作控制初始时间输入，并以指针+数字形式或纯数字形式显示当前时间（年月日周时分秒）及温度（±XXX.XXXX），工程需要环境为keil Uvision2，其中包含以下各模块的C语言驱动程序：x5045,8255c,ATM12864,ds1302,ds1820,8键键盘(74LS164控制)(The use of 51 series single-chip microcomputer (AT89S52) control LCD (12864), the entire menu of operational control of the initial time input, and to guide+ Digital form or pure digital form displays the current time (day of week, minutes and seconds) and temperature ( ± XXX.XXXX), works for the needs of the environment keil Uvision2, which includes the following modules of the C language driver: x5045, 8255c, ATM12864, ds1302, ds1820, 8 keys keyboard (74LS164 control))

Arduino LCD library

说明：  STM32+RC522+充值+扣款+改密码+开锁(STM32 + rc522 + recharge + deduction + change password + unlock)

MPU6050传感器6050程序代码，基于430f5529单片机实现(MPU6050 sensor 6050 program code, based on 430 microcontroller is f5529)

说明：  基于StC89C52单片机的nRF24L01驱动及应用程序， 已经调试成功(Driver and application program of nRF24L01 based on STC89C52 MCU has been debugged successfully.)

说明：  stm32f7采集一遍往外打点一遍用AD采点然后将采样值返回给电脑(Stm32f7 collects points from outside once, uses AD to collect points, and then returns the sampled values to the computer.)

MSC121X例程rtc wd spi eeprom (MSC121X_examples code)

串口调试助手，可显示波形，图像GPS定位，智能车助手(Serial debugging assistant, waveform display, image GPS positioning, intelligent car assistant)