读标准韦根26码的程序，效果不错，只是需要后上电

锁定键盘的程序,程序中设定了密码正确标志,在编译软件中编译成功.-keyboard lock procedures, procedures set password correct signs, the compiler software compiler success.

STM32 开发板例子:外部中断. 开发环境:Keil For ARM-STM32 development board example: external interrupt. Development Environment: Keil For ARM

用89C2051实现高精度Sigma-Delta ADC变化-89C2051 realize with high precision Sigma-Delta ADC changes

///*** *** *** * //一、程序说明： //1, 24LC02器件地址是1010000R/W. //2, 数组写入24LC02采取页写方式. //3, 数组code从24LC02读出时采取自由读方式. //4, 采用4.00M晶体。 //5，采用软件I2C。 //二、硬件连接： //1， SDA------->23 pin.(当然你可以任意选择脚位） //2, SCL------->18 Pin.(当然你可以任意选择脚位） //3， PORTB----->数码管的段输出 //4， RD4，RD5，RC6，RC7------->数码管的位输出(数码管为共阴极） -///*******************// A description of the procedures:// 1, 24LC02 device address is 1010000R/W.// 2, write an array to take 24LC02 page write mode.// 3, the array read out the code from the 24LC02 to take a free read.// 4, using 4.00M crystal.// 5, using software I2C.// Second, the hardware to connect:// 1, SDA-------> 23 pin. (Of course, you can choose to pin)// 2, SCL-------> 18 Pin. (Of course You can choose pin)// 3, PORTB-----> digital tube output segment// 4, RD4, RD5, RC6, RC7-------> digital pipe-bit output (digital tube for a total of cathode)

Atmel SPI Master C51程序-Atmel SPI Master C51 procedures

基于单片机的无线遥控系统，这是本人精心制作的课程设计，花了将近一个月的时间才完成的。里边有具体的程序代码，全都是仿真通过，并且做出了pcb板，经得起考验的-Based on single-chip wireless remote control system, This is my elaborate curriculum design, has spent nearly a month before the finish. Inside there is a specific code, all the simulation are passed, and made a pcb board, stand the test of

51单片机扩展usb方安 51单片机扩展usb方安-51 Single-chip Single-chip expansion usb Mrs 51 Mrs usb expansion

单片机简易频率计。包含有Proteus仿真程序-Simple single-chip frequency counter. Proteus simulation program contains

监视室内温度并获取温度，当温度到达60摄氏度以上即发出警报 -Monitor the indoor temperature and obtain the temperature, when the temperature reaches above 60 degrees Celsius that the alarm

89C51的EEPROM代码-89C51 EEPROM code