4×4矩阵键盘键值LCD1602显示（汇编语言）,单片机的键盘基础设计...

该文件里包含了大量的常用经典的程序代码,可以为51编程者带来事半功倍的效果,-The document contains a number of popular classics code can be programmed for 51 brought a multiplier effect,

51单片机矩阵键盘的设计与调试，建议使用52单片机。-51 Single-chip design of the keyboard matrix and debugging, it is recommended to use single-chip microcomputer 52.

自己写的CH452的驱动，用keil C51写的-himself wrote the CH452 drive with the Keil C51 write

VGA视频切换矩阵源玛,采用PIC单片机16F628实现8*8的视频切换.-VGA Video Switch Matrix Mary source using PIC 16F628 to achieve 8* 8 video switching.

带闹钟功能，可以调整闹钟和时间。文件含有protel 做的原理图和PCB文件-With alarm function, you can adjust the alarm and time. Does the document contain Protel schematic and PCB documents

这是一个在单片机实现时钟的程序-This is one of the MCU clock procedures

Proteus 仿真库 Proteus 仿真库 - 仿真库Proteus 仿真库

数码管驱动芯片用键盘驱动，有详细说明

ad9833的原理图和源程序，希望对需要的人有用-AD9833 Schematic and source of hope for those who need it useful

介绍一种高分辨率的双路A/D转换器AD7711，能满足双路A/D采样要求。内容包括AD7711的特点， 内部寄存器结构和外部接口，并详细阐述了数据采集系统中AD7711与单片机AT89S8252的接口技术，包 括硬件接口电路和软件程序设计及其注意事项。 -Introduce a two-way high-resolution A/D converter AD7711, can satisfy the dual A/D sampling requirements. Include the characteristics of AD7711, the internal register structure and the external interface, and detailed data acquisition system with the AD7711 single-chip AT89S8252 interface technologies, including hardware interface circuit and software design and its attention to matters of procedure.