老外做的软件实现DTMF

自制AT89S51编程器教程 编程器制作包 1.1 修正了电路两处错误。 编程器制作包 1.2 增加了一个下载线调试程序-homemade AT89S51 programmer Programming Guide for the production of 1.1 amendments circuit two errors. For production programming packages increased by 1.2 download a line debugger

ds1302 实时时钟程序 对单片机者很有帮助-ds1302 real time clock procedures on SCM were very helpful

两线制电流 温湿度变送器原理图，MSP1221的PWM和XTR115-Two-wire current temperature and humidity transmitter schematic, MSP1221 the PWM and XTR115

i2c通讯C程序源代码,经测试合格,可以放心使用,请注意时钟周期-i2c communication C program source code, have been tested and qualified, you can rest assured that the use of, please note that clock cycle

51io模拟串口程序-51io simulation procedures

89c51usb仿真器原理图，超级棒，拿出来与大家分享-Schematic 89c51usb emulator, super rod, out to share with you

eagle circuit for MP3 expander

如何由单片机升级到DSP中文教程，对需要的同志们很有帮助哦-How to upgrade to a DSP by the single-chip Chinese course, comrades in need of helpful Oh

仿真软件，可进行单片机等各种程序的仿真验证，大大减少焊接电路板试验的麻烦-the use of the protuse

1335液晶程序 单片机C控制源代码 -1335 Single-chip LCD program C source code control