this is the project program of asm,which is used in step

红外遥控解码数码管显示 直接将烧写进单片机芯片即可 -Infrared remote control decoding digital display single-chip directly into the chip can be burned

笔者的《用M8L制作的89S51单片机 USB下载线》在无线电2007年第9期已刊登过，现将制作的源码上传，供大家学习！-The author of

LCD1602+DS1302显示时钟！已经通过实物测试！可以放心下载-LCD1602+ DS1302 display clock! Have passed the physical test! Can rest assured Download

PIC12C5XX单片机应用举例，汇编语言编写-PIC12C5XX SCM application, for example, the compilation of language

英飞凌C166之XC164CS按钮键盘扫描程序-Infineon C166

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

实现交流220V市电的定时开关，可编程修改各参数，特殊情况下可强行开关。主要用于控制自助打印机系统。-AC 220V City realize the timer switch, programmable modify the parameters, special circumstances may be forced switch. Mainly used to control the printer self-help system.

单片机串口通信的简单例程，供需要的人参考-A simple microcontroller serial communication routines for those who need it for reference

arm单片机中I2C程序的编写,实现I2C端口的读写的功能 -arm single-chip I2C procedures in writing, reading and writing ports I2C realize the function of

sja1000两点通信实验，从程序即可看出硬件连接-SJA1000 two communications experiment, the procedure can be seen from the hardware connection