研究了两周的IAP，其中实现了在c++中调用c函数的功能，仅供参考...

MCS51控制1602字符型LCD的源代码-MCS51 control 1602 Character LCD source code

51读写硬盘的程序模块,编译完全通过,移植方面,实用.-literacy drives 51 program modules, compile full, transplant and practical.

Daying-YM12864LCM液晶驱YM12864LCM_Daying_430-Daying-YM12864LCM LCD drive YM12864LCM_Daying_430

初始化键盘的源码，转自网友，给初学者参考-The source code to initialize the keyboard, carried Netizen, a reference to the beginner

涉及51单片机上LED灯，按键，等相关应用的编程-Involving 51 Single Chip LED lights, buttons, and other related application programming

串口是单片机重要的功能部件，通过简单的串口编程，让初学者进入16单片机的世界-Serial single-chip are the essential features through a simple serial port programming, so that beginners to enter the world of single-chip 16

19264时间控制 画图功能 -19264 time control time control drawing functions draw function 19264

程控增益线性脉冲放大器的设计。 设计了一种新型程控增益线性脉冲放大器。采用准高斯CR2RC2CR 成形电路结构,使用非易失性数字电位器和精密运放,使电路结构大大简化,抗干扰能力强,增益多级连续变化平稳,且具有温漂低、脉冲线性好等特点-Programmable gain linear pulse amplifier design. Design a new type of programmable gain linear pulse amplifier. Using quasi-Gaussian CR2RC2CR forming circuit structure, the use of non-volatile digital potentiometers and precision operational amplifier, so that greatly simplify the circuit structure, anti-jamming, multi-stage continuously variable gain stable, and has a low drift, pulse linear good characteristics

自制电路板FeCl3腐蚀控制器以PIC16F884为控制单片机，内带EEPROM，通过DS18B20和热电阻测温进而控制加热，加热最终温度可设且掉电存储，另外还有控制反应溶液流动电机，此以10秒为周期，流动时间按键可调；无按键10秒后实时显示溶液温度。-Self-made circuit board FeCl3 to control the corrosion controller PIC16F884 microcontroller, which with EEPROM, and thermal resistance through the DS18B20 thereby control the heating temperature, heating the final temperature can be set up and power-down store, in addition to control the flow of electric reaction solution, this 10 seconds cycle, flow time adjustable keys no real-time display button 10 seconds after the solution temperature.

4×4矩阵键盘，当我们按那个键时吧键值显示在数码管上，并把建值发送到PC机；-4 × 4 matrix keyboard, when we press that button when you key in the digital tube display, and to build value is sent to the PC machine