老外做的软件实现DTMF

自己编写的一个应用于1602液晶的秒表小程序，使用了T0定时器功能，大家喜欢的可以-I have written a stopwatch used in small liquid crystal 1602, the use of the T0 timer function, we can look at like

这是一个keil c51 程序 采用8031单片机，是一个学习keil c 的入门级程序-This a procedure used Keil decoder 8031 is a study Keil c entry-level procedures

关于HZ128-64D20汉显模块的使用说明-on HZ128- 64D20-significant modules for use

MS12864－R驱动，c语言的,并行数据口-MS12864-R drive, c language, parallel data port

本课题所研究的可存储虚拟示波器定位为低档型，即在性能上只需满足大多场合的基本应用，努力实现小型化，价格尽可能低廉，这样在财力有限的小用户（电子爱好者、小型企业）中能够普及，在大用户的使用中发挥便携性强的优势，与高档示波器配合使用，互相取长补短。-Studied this subject can be stored as a virtual oscilloscope-type low-grade, that is, in terms of performance on most occasions, only to meet the basic application, and strive to realize miniaturization and low prices as much as possible so that limited financial resources to small users (electronic enthusiasts, small enterprises) can be universal, in the use of large users to play a strong advantage of portability, high-end oscilloscope used in conjunction with each other.

基于at89c51snd1cMP3源程序-Based on at89c51snd1cMP3 source

ylf128X64无字库液晶驱动程序，只需更改config.c中的引脚配置，直接编译即可-No font ylf128X64 LCD driver, just change the pin configuration config.c, direct the compiler can

该程序比较好用容易修改，是一个单片机应用类的一个很好的程序。-err

51事例原代码 事例多多 应该对初学者很有用-51 examples of the original code examples should be more useful for beginners

最小二乘法拟合用在嵌入式系统的代码,单片机上可以测试过-Least square method used in embedded systems code, single-chip can be tested