基于pic的DS1302串行实时时钟程序

环境测量系统 -Environment environment measurement system measurement system

这是我自己写的18B20驱动程序，不需修改，做的温度计精度很高。大家在做温度采集明无需修改，只需添加上既可使用。-This is what I wrote it myself, 18B20 driver without modification to do high precision thermometer. We do no need to modify the temperature acquisition out, simply add the can use.

at24c64驱动 开发环境 iar 芯片 atmega169-iar-driven development environment at24c64 chip atmega169

通过对鼠标底层通信原理及协议的深入分析，探讨了鼠标在单片机系统中的应用价值与可行性，并介绍了鼠标接口软件设计的原理及方法，给出了单片机与Microsoft鼠标的具体接口程序。-bottom of the mouse Communication Theory and in-depth analysis of the agreement to explore a mouse in the SCM system of value and viability, and introduced a mouse interface software design principle and the method of the SCM and Microsoft mouse interface to the specific procedures.

利用单片机加控制直流电机，利用P1口，编制程序输出一串脉冲，经放大后驱动小电机，改变输出脉冲的电平及持续时间，达到使电机正转、反转、加速、减速。停转之目的。 可以通过74LS244输入开关量数据来控制小直流电机的转动，实现正转四种转速，反转四种转速及停转。 -The use of SCM in controlling the DC motor

使用单片机系统制作波形发生器，能产生正弦波、方波、三角波-The production of single-chip microcomputer system using the waveform generator, can generate sine wave, square wave, triangle wave

--- -initial--- - MOVLA 00H IODIR PA IODIR PB IODIR PC MOVAM PA MOVAM BSR MOVAM STATUS MOVAM TMR0 MOVAM TMR1 MOVAM TMR2 -------end initial----- -------------乘法运算------------ 乘数->10H 被乘数->11h 结果(积)->12H 14H 15H 16H 17H(中间运算) --------------------------------- MOVLA 05H 乘数 ------------ MOVLA 00H IODI R PA IODIR PB IODIR PC MOVAM PA MOVAM BSR MOVAM STA TUS MOVAM TMR0 MOVAM TMR1 MOVAM TMR2------- end initial multiplication------------------------------ multiplier-

详细地讲解了单片机设计中的抗干扰问题-explain in detail the design of microcontroller interference problems

万年历+温度+12864LCD，51单片机程序，proteus仿真，很好的-Calendar+ Temperature+ 12864LCD, 51 single-chip program, proteus simulation, good

USB非接触式IC卡读写器，主要用于读写IC卡-USB contactless IC card reader, mainly for the IC card reader