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详细的mp3设计sch pcb图纸几源代码-Mp3 detailed design drawings sch pcb several source code

自己写的lcd1602的驱动程序，底层驱动和上层程序层次分明，很容易移植-?????#39 的lcd1602的驱 ???绦??????闱????蜕????绦???39 ?置 ????苋菀 ?移?

c语言的按键处理，菜单实现的程序例子！ -c language button handle, menu examples realize the procedure!

PCB设计经验,实际应用中的经验和技巧,非常难得.-PCB design experience, the practical application of the experience and skill, very rare.

如何使用USB总线接口在单片机系统中实现一个虚拟串口的原理和实现过程。在设计中，软件部分采用USB的CDC类标准来实现虚拟串口，这样可以使用操作系统（Windows,Linux）自带的驱动程序；在硬件设计中，使用自带USB从设备接口的AT89C5131单片机，提高了系统的集成度和可靠性-How to use the USB bus interface in single-chip realization of a virtual serial port system, the principle and implementation process. In the design, the software part of the adoption of USB-CDC class standards to achieve a virtual serial port, so you can use the operating system (Windows, Linux) comes with the driver in hardware design, the use of own USB interface from the device chip AT89C5131 machine, to improve the system integration and reliability of

51单片机程序，ASM版，前一个是C版，请多提意见-51 SCM program, ASM version is the C version of the previous, please speak up

lcd显示keil源码-lcd demonstrates the keil source code

使用凌阳SPCE061A为主控核的测温程序，温度传感器为单总线温度传感器DS18B20，用液晶12864显示温度值，连接方式请按程序中所列方式连接，工程可直接下载使用。-Sunplus SPCE061A to master the use of core temperature measurement procedure, temperature sensor for the single-bus temperature sensor DS18B20, LCD 12864 display temperature values, connections requested in accordance with the procedure set out ways to connect, engineering direct download.

ads7843触摸屏接口的一种应用设计-ads7843 touch-screen interface design of an application

工程制图是一个非常重要的东东，需要每一个人沉下心来仔细学习-tom is a boy