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虚拟串口，在Proteus中可用实际串口与其通信(Virtual serial port, available at Proteus its actual serial communication)

说明：   程序名: 简易秒表 功能描述:具有启动、暂停、记录8个历史记录、阅读历史纪录 和记录指示、名次指示、秒表清零等功能 1＃键：清零、记录功能 2＃键：阅读记录 3＃键：启动、暂停功能( Procedures were: simple stopwatch Functional Description: The start, pause, record of eight history, read history and recording instructions, place instructions, cleared stopwatch functions 1# key: Clear, recording function 2# Key: reading records 3# key: start, pause function)

PROTUES 7.5 破解版仿真软件，学习单片机必备(PROTUES 7.5 cracked version of simulation software, learning essential SCM)

基于FRDM-KL25Z及简单运放（LM324）设计出了一套小巧、低成本的心电监测装置。它不但能够结合上位机实时显示心电图而且能够将采集的心电信号储存于SD卡，用于24h心电监护，以备观察不同时间段心血管疾病的症状。(FRDM-KL25Z and simple operational amplifier (LM324) based on the designed ECG monitoring device with a set of small, low cost. It can not only combine with the real-time display of the host computer and can store the collected ECG signals in SD card for 24h ECG monitoring for the observation of the symptoms of cardiovascular diseases at different time periods. )

无线通讯nrf905，很适合初学者来学习，里边包括了对射频寄存器的设置什么的(Wireless communication nrf905, it is suitable for beginners to learn, inside contains the settings for RF registers what)

DDS9850，亲测可用，有中文解释，信号发生器(DDS9850, pro-test is available, there are Chinese explanation, the signal generator)

说明：  STM32F030内部FLASH模拟EEProm(Stm32f030 internal flash simulation EEPROM)

基于stm32的飞行器代码，用遥控器可以实现对飞行器控制飞行，可以通过GPS进行定位.(Stm32 code based aircraft, with a remote control can be achieved on aircraft flight control, can be located by GPS.)

仿真机床切割,可生产可编辑的轨迹代码,方便操作.(Simulated machine tool cutting, can produce editable trajectory code, easy to operate.)

、支持mp3, wma, wav, mid SF0播放 2、支持三种播放模式：单曲重复，全曲重复，乱序播放 3、支持任意文件夹文件的播放（注：总文件夹数不大于136个） 4、支持完整歌词显示（GBK超大字库，支持简繁体，推荐歌词形式为多个时间tag复用歌词的形式） 如 [00：12][00：35][00：56]歌词1 对时间tag没有要求，总之就是完全符合规范。 5、6个按键，next,prev,V+,V-,(PLSY/PAUSE),mode/BL 6、支持2G以内sd卡 (, Support mp3, wma, wav, mid SF0 player 2, in support of the three player modes: single, repeat, all song repeat, out-of-order player 3, support for arbitrary file player folder (Note: the total number of folders is not more than 136 ) 4, to support the integrity of the lyrics display (GBK large font, to support simplified and traditional, the form of a number of recommended time lyrics tag reuse the form of the lyrics) in the case [00:12] [00:35] [00:56] lyrics 1 tag does not require time, a word that is in full compliance with the norms. 5,6 a button, next, prev, V+, V-, (PLSY/PAUSE), mode/BL 6, within the sd card support 2G)