an alarm sounded a siren procedures procedures

8路AD采集系统，数字电压表，采用ADC0809模数转换芯片，单片机控制的数字采集系统-8-channel AD acquisition systems, digital voltage meter, the ADC0809 analog-to-digital converter chip, single-chip microcomputer controlled data acquisition system

这是一个BCD码的加法的实现程序..用途很广在单片机领域-This is a BCD addition to the realization of the procedure .. uses a wide area in SCM

点阵式LED“0－9”数字显示技术-Dot-matrix LED

用VB做的串口调试助手，可用于上位机与下位机之间的通信。-VB to do with the serial debugging assistants, can be used to lower PC and the communication between machines.

数字温度传感器DS18B20的汇编程序，调试可用-Digital temperature sensor DS18B20 the assembler, debugging can be used

66PP22A单片机dtmf解码程序,用于DTMF通讯 软解码方式-66PP22A SCM DTMF decoder procedures for communications DTMF decoder soft approach

usbcan驱动程序，检测can总线的消息。-usbcan driver can detect the message bus.

T6963C驱动 调入了一幅图象: 长度x宽度=240x128, 调整后为: 240x128-T6963C drives a transferred image: length x width = 240x128, adjusted for: 240x128

C51 七种实用子程序集 1-C51 seven practical subroutine sets a practical subroutine sets

本源代码用于使用ATMEL公司的AT89C51芯片实现硬件mp3，其中包括有特色的mp3解码算法和U盘功能读写程序。-Source code for use ATMEL Corporation AT89C51 chip hardware mp3, have characteristics which include mp3 decoding algorithm and U disk function to read and write procedures.