美国ISD公司的ISD4000系列的ISD4002录放程序

自己在keil51中用C实现了一个电子钢琴展览项目，cpu用P89V51RD2，完全自己写的代码-Keil51 with C in the realization of an electronic piano exhibitions, cpu use P89V51RD2, completely write their own code. .

24C02EEPROM C源程序，I2C接口，很有用的一种接口，值得学习。-24C02EEPROM C source code, I2C interface, a very useful interface, it is worth learning.

液晶12864驱动c 中英文显示驱动程序-LCD 12864 driver c in both English and Chinese display drivers

学习C51的同学， 可以看看这个 ， 有了这个， 保你学习进度可以提升3成速度。-If you wanna learn C51 more fast, this resoure maybe give you a helper.

这是本人学习avr的一点成果吧{ 硬件mega8l，8个led共阳极接到PORTD。3位拨码开关接到PINB2,PINB1,PINB0,选择显示内容，PINC4接方向开关，使得正反向摇动都显示正向字，每次显示4个8X8点阵汉字（自己编制的），内附：原理图。实物图片，给有兴趣的朋友-This is my point to learn the outcome of avr bar (hardware mega8l, 8 Ge led a total of anode received PORTD. 3 DIP switches received PINB2, PINB1, PINB0, choose to display the content, PINC4 then switch the direction of making the pros and cons to the rock show that positive words, each show four 8X8 dot matrix characters (self-compiled), the enclosing : Principle diagram. Physical picture, to interested friends

w78e58b isp 源程序,keil v7。10调试通过并应用。-w78e58b isp source, c51 v7. 10 adoption and application debugging.

此文章是关于89s51单片机的简介，是单片新手来说的一个很好的教学指导。-This article is about the 89s51 SCM profiles, is monolithic novice a good teaching guide.

CPU: ATMega32 频率： 8.0MHz 编译器：CodeVisionAVR 1.24.8c-CPU: ATMega32 frequency: 8.0MHz compiler: CodeVisionAVR 1.24.8c

LCD1602驱动程序 采用c语言驱动lcd1602-LCD1602 driver language used c-lcd1602

系统能够产生正弦波、方波、三角波。同时还可以作为频率计测频率。函数信号的产生由MAX038和外围电路完成，能产生1Hz―20MHz的波形。-system can produce sine, square, triangle wave. Also as frequency measurement frequency. Signals generated by the MAX038 completed and the external circuit, which can produce 1Hz- 20MHz waveforms.