AD9851

串行da模块的应用，和单片机通信，通过单片机控制da模块(Serial da module application, and single-chip communication, via da MCU control module)

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)

本程序利用特征线法计算管道水击的压力和流量(The program uses the method of characteristics to calculate the value of the pipeline water hammer pressure and flow values.)

4维简单胞映射程序: 对动力系统做全局分析(four-dimensional simple cell mapping procedures : dynamic systems analysis of the overall situation so)

direct sparse solver for linear equations

MPPT，最大功率跟踪，使用STC12R5608AD作主控芯片。原理图，程序完整。直接烧录即可使用。PCB就不上传了，自己画一下。研究生课程设计的作品(MPPT, MPPT using STC12C5608AD as master chip. Schematics, program integrity. Direct burn to use. PCB not uploaded Kazakhstan, she painted it. Graduate course design work)

at89c2051利用74ls164 驱动 共阳极数码管(74ls164 driver to use a total of at89c2051 digital tube anode)

本人自己编写的电子贺卡程序，带有音乐播放，和12864的图像显示(I have written an e-card program with music playback, and image display 12864)

$regfile = M8DEF.dat internal crystal 8000000 Config Lcdpin = Pin , Db4 = Portc.1 , Db5 = Portc.2 , Db6 = Portc.3 , Db7 = _ Portc.4 , E = Portd.2 , Rs = Portd.3 Config Lcd = 16 * 2 Config Timer1 = Counter , Edge = Rising Ddrb.1 = 0 : Portb.1 = 1 PULL UP RESISTOR ACTIVATED Config Timer0 = Timer , Prescale = 1024 Enable Counter1 Enable Interrupts Enable Timer0 Enable Timer1 On Ovf1 Pulsecount On Ovf0 Ovf0occures Dim A As Long , I As Long , B As Byte B = 0 Cls Start Timer0 Do Loop End end program Ovf0occures: Incr I If I > 30 Then Stop Timer0 Cls : Home A = B * 65536 A = A + Counter1 Lcd FREQ IS : A HZ B = 0 I = 0 : Counter1 = 0 Start Timer0 End If Return Pulsecount: Incr B Counter1 = 0 Return

实现HDLC链路层的校验模块程序，在ads和mipchipc30上都调试成功。(HDLC link-layer implementation of the calibration module procedures, mipchipc30 in ads and on the success of all debugging.)