SENKIN

Asm Routine for Horloge for PIC

PT2258源代码,音频处理系统，高低音及输入切换(PT2258 source code, audio processing system, high and low, and input switching)

This test does only covers cases where the Additive or Mulplicative expression ToPrimitive is a string.

用简单的程序，实现万年历的功能，输入年份后会将本年12月的信息全部显示出来。(With simple programming, realize the function of the calendar, the year after year input will be December all of the information displayed )

说明：  STM32F10x_模拟I2C读写EEPROM综合版（切换SDA方向、检测ACK位）(STM32F10X_ Analog I2C Reading and Writing EEPROM Integrated Edition (Switching SDA Direction, Detecting ACK Bit))

Program for 5x7 COMMON CATHODE DOT MATRIX DISPLAY

利用4*4矩阵键盘控制C8051f040片内DCA输出，利用LCD1602显示输入的数字量，输出范围0-5V，DAC精度12位。(Use 4* 4 matrix keyboard control C8051f040 DCA chip output, use LCD1602 display digital inputs, output range 0-5V, DAC precision 12.)

说明：  2015年全国大学生电子设计大赛-风力摆控制系统,(Wind Pendulum Control System in the National College Students Electronic Design Competition in 2015)

超声波测距，通过声波测出距离，并打印到串口上(Ultrasonic ranging)

说明：  由单片机作为控制端口，同时通过外部扩展控制按键控制步进电机的运行。(this design is very perfect。)