很小很弱的51单片机的四字节BCD码转换程序不过很多课堂练习可以参考...

STC89C58RD+系列软件实现多串口-STC89C58RD+ Series software multi-serial

使用LPT口，模拟IIC，界面友好，使用方便，不失为一个硬件调试的好帮手！ 亦可透过IIC实现双机互连，因为IIC支持主从模式:-)-LPT I used to simulate IIC, friendly interface and ease of use, hardware debugging is a good helper! Through dual-IIC interconnection, as IIC support from the main mode :-)

宏晶公司单片机的下载程序，支持ISP下载，支持自定义ISP，那包含串口调试软件-Acer crystal company SCM download and support ISP download, support custom ISP, it contains the serial debugging software

一个用51MCU做电压表原代码.测式电压范围0~30V.电压精度50MV.-A voltage meter to do with 51MCU the original code. Measuring voltage range of 0 ~ 30V. Voltage accuracy 50MV.

单片机C源程序souce，内有单片机C语言很多源程序，-souce

单片机 mega16L 电池放电器源码-Singlechip mega16L battery source discharger

功能强大的串口程序，用avr系列的mega16单片机实现-powerful Serial procedures used avr series mega16 MCU

金蓬噢科拉图形液晶显示器ocm8系列并口驱动程序。-the bottle Oh Kola graphic LCD ocm8 series of parallel drivers.

外部SRAM与C8051F000接口 Copyright (C) 2000 CYGNAL INTEGRATED PRODUCTS, INC. All rights reserved. FILE NAME : Sram.ASM TARGET MCU : C8051F000 DESCRIPTION : External Sram read/write verification routine for IDT 71V124SA.-external SRAM interface with the C8051F000 Copyright (C) 2000 CYGNAL INTEGRATED PRODUCTS, INC. All rights reserved. FILE NAME : MCU Sram.ASM TARGET : C8051F000 DESCRIPTION : External Sram read/write verification routine for IDT 71V124SA.

PIC单片机子程序集合，适合刚接触PIC单片机的朋友，里面主要是汇编程序，有几个是C语言。-PIC Singlechip subroutine set for PIC MCU刚接触Friend, which is mainly a compilation procedure is the C language has a few.