5.Matrix-key

通过MFC实现上位机与下位机的串口通讯，可自配置。(Through MFC to achieve the host computer and the next bit machine serial communication, self configuration.)

msp430f149按键程序，非常完整，带中断，输入，输出(msp430f149 key procedures)

实现对气体流量表的基于音速喷嘴的自动检定(testing for the gas flow meters based on stangdard acoustic nozzles)

预写入汉字，在彩屏上显示所要显示的汉字。。(Pre-written Chinese characters, Chinese characters to be displayed on the color screen. .)

ftdi公司的USB设备通信上位机编程。(The PC programing for FTDI S USB device)

宽频放大器,有以下功能: 预置增益,增益加/减,显示输出电压有效值,自动增益 显示有效值. 增益输入及加减 自动增益没有实现(Wideband amplifier has the following functions: Preset gain, gain plus/minus, the display output voltage RMS, automatic gain display rms. AGC gain input and subtraction is not implemented)

电力仪表测量电压，电流，有功，无功，等电力参数，用PIC和ATT7026 数码显示(Electricity meters measure voltage, current, active power, reactive power, and other electrical parameters, with the PIC and ATT7026 digital display)

pt100高精度测量电路，精度误差小，速度快，arm9 c51均可实现 ，仅供学习 参考(PT100 high precision measurement circuit, precision error is small, fast, C51 ARM9 can be achieved, only for learning reference )

MSP430F169单片机矩阵键盘扫描程序，用一位共阳数码管显示(MSP430F169 microcontroller matrix keyboard scanning procedures, using a common anode LED display)

Microsoft Visual Studio 2010 Express 快速功能鍵(Microsoft Visual Studio 2010 Express Keybinding Brochures)