适用于dos环境的串口通信，很好的程序

是一个单片机的程序，实现的功能是时间显示等等，请请大家-The procedure is a single-chip, time to achieve the functions are displayed and so on, please, please take a look at U.S.

keil C51 Bits1 事例-examples Bits1

用单片机产生Pwm来控制电机的硬件和软件设计，附录为源代码！-MCU Pwm to produce motor control hardware and software design, appendix to the source code!

非接触式IC卡编程样例C2-non-contact IC card Programming Example C2

ic卡读写方式和内容，程序的模块化可用，比较方便，还可以-IC card reader formats and contents, procedures can be modular, more convenient, but also

game俄罗斯方块的proteus仿真，c51音乐，简谱，Proteus，keil,仿真，软件-Tetris game of proteus simulation, c51 music, notation, Proteus, keil, simulation, software

12232测试程序用于测试12232液晶现实性能 -12232 test order uses in to test 12,232 liquid crystals realistic performance

对51单片机的介绍，是菜鸟级入门的好资料，能让学生更好的学习-SCM 51, the rookie is a good entry-level information that allows students to better learning

1.将P1.0～P1.3接开关，将P1.4～P1.7接发光二极管。依据P1.0～P1.3开关状态控制P1.4~P1.7发光二极管点亮。 2.将P1.0～P1.7全部接发光二极管，开始P1.0、P1.5点亮，左循环50次后P1.1、P1.4点亮；右循环30次，循环往复。-1. P1.0- P1.3 will then switch to P1.4- P1.7 access LEDs. P1.0- P1.3 based on state control switch P1.4- P1.7 LED lights. 2. P1.0- P1.7 will take all LEDs started Schematic, P1.5 lit, the left circle after 50 P1.1 and P1.4 lit; Turn right circle 30 times repeated.

压力传感器程序 包括UART GPRS SMS PCF8563-Press Sensor Code based at MSP430