2演示程序，单片机stc12c5a32ad晶体33MHz的一

NOKIA5110LCD84*48点阵液晶驱动，MCU为AVR M16/M32，SPI驱动方式-NOKIA5110LCD84* 48 dot matrix LCD drivers, MCU for the AVR M16/M32, SPI-driven approach

8051 编写的源程序-8051 prepared by the source

SD卡详细资料,包括SD卡介绍以及接口规范及部分电路连接图-SD card details, including the SD card interface specification and some of the presentations and the circuit connection diagram

51单片机开发的ps键盘c语言程序，为学习和研究单片机及嵌入式系统开发的同学提供帮助-51 MCU Development ps keyboard c language program, for study and research microcontroller and embedded system development to help students

c51文件系统源码-decoder source file system

51做的门禁系统代码，有4×4键盘扫描，9346的存储功能，掉电不丢失密码，3重密码防忘记功能-51 of the Access Control System code, a 4 4 keyboard scanning, the 9346 storage functionality, nonvolatile not lost password, three heavy-forget the password function

用PIC单片机写得HT1621驱动程序!-PIC microcontroller written HT1621 Driver!

一款收款机C源代码！因为是几年前的代码了，比较经典，还是共享一下！ 里面有不少算法还是很不错的，注意用三菱16位30802的编译器-?豢 钍???机C?

基于单片机用软件实现直流电机PWM 调速系统-Realize single-chip software-based DC motor PWM speed control system

USB便携多道系统单片机固件程序.单片机固件程序采用CodeWarrior Development Studio for HC(S)08 Microcontrollers集成开发环境开发，编译后生成的可执行文件为motorola公司的.s19格式，位于源代码的 .in 路径下。同时生成的还有该路径下的.map文件，记录存储空间分配情况。-USB portable multi-channel system microcontroller firmware. MCU firmware procedures used CodeWarrior Development Studio for HC (S) 08 Microcontrollers integrated development environment development, the compiled executable file generated for motorola companies. S19 format at the source code. Bin paths. There are also generated in the path of. Map documents, records storage space allocation.