时钟芯片DS1302和在12864lcd上显示当前时间

常用的液晶屏LCM12864的演示程序，使用汇编语言编写-common LCD LCM12864 the demo program, written in assembly language

51单片机驱动GSM模块（WaveCom Q2403A）C语言源码-51 GSM module (WaveCom indoor) C language source code

用51单片机实现简单的音乐播放生日快乐歌。-51 MCU with a simple music player, a happy birthday song.

DS18S20是一种典型的1-Wire总线接口温度传感器，由Dallas Semiconductor公司生产。DS18S20数字温度传感器提供了9位高精度的摄氏温度测量，同时具有非易失性、用户可编程上下触发门限的报警功能。由于其独特的1-Wire总线接口，使得其可以占用极少的I/O引脚资源，使用起来十分方便-DS18S20 is a typical 1-Wire bus interface, temperature sensor, manufactured by Dallas Semiconductor. DS18S20 digital temperature sensor provides high-precision 9 Celsius temperature measurement, both non-volatile, user-programmable upper and lower trigger threshold alarm. Because of its unique 1-Wire bus interface, making it can take up very little I/O pin resources, is very convenient to use

使用CYAN单片机的ECOG1开发板连接SIM300C的GSM模块开发的短信收发程序.供UART和AT指令编程者参考-using CYAN,sim300c, to send and receive SMS.

自己编的一个直流电机转速控制程序，用液晶1602显示转速，键盘输入转速。并具有报错功能- An DC motor speed control procedures, the speed of liquid crystal display 1602, keyboard input speed. With error function

采用12位MAX 197对外部信号采样。采用全周波傅立叶积分算法，对采样信号进行处理，对电力系统的电压有效值、功率等特征量进行实时在线监测；采用全数字测量法测量相位差；并采用自适应技术调整采样间隔，消除非同步采样对计算造成的误差，利用PIC18F458捕获功能实时监测电力系统频率波动，修订采样间隔。分析了各量的测量误差，均达到标准。并提供友好的人机交互界面。-used 12 MAX 197 pairs external signal sampling. Using Fourier-Cycle Integration Algorithm for the sampling signal processing, power systems to the RMS voltage, power characteristics of the volume in real-time on-line monitoring; All digital measuring method phase difference; Adaptive technology and the sampling interval, the elimination of non-synchronous sampling of the calculation error using PIC18F458 capture real-time monitoring of power system frequency fluctuations amended sampling interval. The analysis of the measurement error are up to standard. And to provide a friendly man-machine interface.

这是sitronix（台湾省公司）lcd驱动ic被应用在51低速单片机上的代码。-This is sitronix (Taiwan Province of the company) lcd driver ic used in 51 low-speed single-chip code.

zlg cf card for ucos

MSP430x13x, MSP430F14x, MSP430F15x, MSP430F16x 系列的汇编语言范例-MSP430x13x, MSP430F14x, MSP430F15x, MSP430F16x series of assembly language examples