单片机控制ic卡的源程序，给需要者，已经通过测试

atmega128 读取18b20并液晶显示-ATmega128 read 18b20 and liquid crystal display

用PIC16F716开发的一遥控程序源码-PIC16F716 with the remote control procedure developed by one source

mifare rc500 读卡器源码-MIFARE reader source rc500

t5557 中文数据手册 t5557 中文数据手册-t5557 datasheet

AVR单片机用C语言编写的包括时钟，LED，KEYPROCESS如何设置，是关于一个仪表的全套程序-AVR Singlechip with C language, including the clock, LED, KEYPROCESS how to set up, on a full range of process instrumentation

三相无刷电机的PWM控制，通过改变下桥臂的占空比来改变电机的转速。-PWM three-phase brushless motor control, by changing the duty cycle under the bridge arm to change the motor speed.

将演示数据先写入24C04芯片内，再将其数据逐个读出送P0口LED显示。-Data will demonstrate the first to write 24C04 chip, and then read out the data sent by P0 I LED display.

C51的Usb实现代码及其固件工程文档，开发包（lib），及其相应函数。-C51 Usb achieve firmware code and project documentation, development kits (lib), and the corresponding function.

端口控制发光二极管亮灭。 【硬件连接】通过SPCE061A的1位I/O端口（本例中使用IOA15端口），经一限流电阻后接一个发光二极管至地-Port control to eliminate bright light-emitting diodes. [] Through SPCE061A hardware connection of an I/O port (in this example, the use of IOA15 port), with a current limiting resistor followed by a light-emitting diodes to land

本程序是一个RS232转网口的。是一个透明传输的模块，主控芯片是51的单片机。-This procedure is a RS232 port to switch to other networks. Is a transparent transmission module, the master microcontroller chip 51.