ATK-SIM900A

用C语言编写的温度采集程序，可以用于C51单片机的开发(Temperature using C language acquisition program, can be used for C51 MCU development)

关于瑞士SHT11程序，把采集的数据在液晶上显示(Switzerland SHT11 procedures on the data collected in the liquid crystal display)

针对H264 JM中encode_a_picture函数进行讲解的PPT，希望对大家的学习有所帮助(For H264 JM in encode_a_picture function to explain the PPT, we hope to be helpful to learn)

显示器功能 加快程序开发初学者的进步脚步。让他们了解简单的显示程序的写法(Monitor function to accelerate the pace of progress in program development for beginners. So that they understand the simple display program wording)

$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

说明：  1604 lcd 显示屏写数据写命令 ,(lcd display Write data Write Command,Initialization)

以上是二维傅里叶变换程序源代码 还有傅里叶反变换(These are the two-dimensional Fourier Transform source code for inverse Fourier transform)

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)

51单片机的应用ad9850DDS数字信号源的C语言程序(51SCM ad9850 DDS SIGNAL GENERATOR )

一个指示灯闪烁的小程序，给大家做参考，个人认为还是有参考价值的。(A simple Led indicator program for glitter.)