171007

很好用的音频测试程序，可用于普通制式的快速调试(Good audio test program can be used for ordinary standard fast debugging )

单片机脉冲计数程序，可计算输入脉冲值及误差值，串口写入读出通信。(Single-chip pulse-counting procedure, computable input pulse value and error value, and serial write to read out the communication.)

PIC16F886控制红外线程序，希望对大家有帮助。(PIC16F886 to control IR program, we hope to help. )

液晶控制芯片RA8803的英文资料,及应用笔记。(LCD control chip RA8803 information in English and Application Notes.)

学习光盘（HC6800）单片机源码包括液晶显示、按键控制、AD转换、串口通信等。(Learning CD-ROM (HC6800) microcontroller source including liquid crystal display, button controls, AD converter, serial communications.)

说明：  TM4C123G编程的Modbus辅助网络(Modbus slave using tm4c123g)

说明：  STM32最小系统设计的原理图和PCB，整体尺寸和各部位大小都已经标好，按这个样子是可以规模生产的。附带PCB的库文件。(The schematic diagram of the STM32 minimum system design and the overall size and size of each part of the PCB, have been marked so that it can be produced on a large scale. The library file that comes with PCB.)

Multisim10的DAC原理仿真演示。采用两个计数器级联成8位计数器，然后进行DAC转换。转换前后的结果分别用数码管和示波器显示。对理解DAC的原理非常有帮助。(This simulation contains two digital counters to generate 8-bit output to DAC, both digital number and analog values are dispayed. It is helpful to understand the principal of DAC.)

多点温度循环测量可以实现多个点温度循环检测并显示(Multi-point temperature measurement cycle can implement multiple point temperature loop detection and display)

有关压电传感器的相关介绍，介绍了一款特殊的压电传感器及其应用。(Related to the introduction of piezoelectric sensors, introduces a special piezoelectric sensors and their applications.)