Based on the AVR MCU and DS18B20 source of the digital thermometer

c51程序集锦，很好的源码，包括资料，其中包含：16进制10进制互换程序，24c01-24c16读写驱动程序，通用93c06-93c86系列，ACM-12864汉字液晶显示驱动程序，at29c040_card（有原理图），智能化家电控制，E-1330点阵液晶屏驱动程序，hd44780，HT1380实时时钟驱动程序，ht9200b驱动程序，单个汉字库字摸提取程序，tc2.0编译（源码），按键扫描驱动程序，串行驱动led显示，89C51系列CPU编程器（80F51,87F51），115.2k串行口通信程序，利用复位键作为开关机用，P89CXX编程器控制CPU接收和控制程序，软件红外线接收程序，P89CXX 编程器电脑发送程序，等等。里面还有不少电路图。

=== =时钟20:6=== === == 应先初始化状态寄存器 tx1714 EQU 7FFH PA EQU 05H PB EQU 06H PC EQU 07H PD EQU 20H IAR EQU 00H 间接寻址寄存器 TMR0 EQU 01H 定时器 STATUS EQU 03H 状态寄存器 BSR EQU 04H bank选择寄存器 PORTA EQU 05H I/0端口寄存器 PORTB EQU 06H I/0端口寄存器 PORTC EQU 07H I/0端口寄存器 PORTD EQU 20H I/0端口寄存器 PULL EQU 21H PULL-High上拉寄存器 WAKEUP EQU 22H 唤醒控制寄存器－－被用来设定watchdog允许和禁止 IRQM EQU 23H 中断屏蔽寄存器 IRQF EQU 24H 中断标志寄存器 WDTSEL EQU 25H -=== === = clock 20 : 6 === === === == should first register initialization state tx1714 EQU 7FFH EQU PA PB EQU 05H 06H 07H PC EQU PD EQU 20H IAR E QU 00H indirectly addressable registers TMR0 EQU 01H timer STATUS EQU Mr send state BSR EQU-deposit bank in the 04H choice Register PORTA EQU 05H I/O ports Register P ORTB EQU 06H I/O ports Register PORTC EQU 07H I/O ports Register POR TD EQU 20H I/O ports Register PULL EQU 21H PULL-High pull Register WAKEUP EQU 22H awaken control registers-- were used to set watchdog allowed and prohi

改程序实现了C8051F120混合信号片上系统32位乘法，提高了在C8051上实现乘法的精度，较少了计算误差-Reform process to achieve the C8051F120 mixed-signal system-on-chip 32-bit multiplication to improve the C8051 to achieve precision multiplication, the calculation error of less

直流电机调速， 直流电机调速， 直流电机调速。-DC motor speed control, DC motor speed control, DC motor speed control, DC motor speed control, DC motor speed control.

这是一个用单片机控制晶振播放音乐的例子,播放的是一首经典的歌曲,想听的朋友可以下载哦~~~而且有PROTEUS的仿真呢-This is a crystal oscillator with single-chip microcomputer to control the music player example, the player is a classic song, want to listen to our friends can download Oh ~ ~ ~ but it has PROTEUS simulation

Small RTOS 51 DP－51下载仿真实验仪上实现一个闹钟的源代码。-Small RTOS 51 DP-51 download simulation instrument to achieve an alarm clock source.

基于51系列的电子锁设计方案，包含程序，pdf文件-Based on the 51 series of electronic lock design options, including procedures, pdf file

ISD4003-4M语音的详细使用说明，和ISD4003-4M的技术资料！-ISD4003-4M detailed voice instructions, and ISD4003-4M technical information!

51单片机流水灯 可以实现多种闪光功能-51 single-chip can achieve a variety of water flashing lights function

在PIC上实现CRC16算法的源程序，可用于一般通讯中的校验。-PIC in achieving CYXLIC REDUNDANCY source algorithm can be used in the general communications check.