状态1：正常时，8个LED发光二极管（彩灯）循环点亮。 • 状态2：有报警时，蜂鸣器发出报警声（用P3.3接一个按键，模拟产生报警信号。当开关合上...

用C51实现MCS51系列单片机外接ROM扩充--Using C51, it implements external ROM expansion for MCS51 series SCM.

at24c01和02是串行存储器的经典，学会并应用它对与工业或者学习都有极大的帮助。因此我在此上传它的原理图及其程序。-at24c01 and 02 is a classic serial memory, learn and apply it to industrial or study has a great help. Therefore, I would upload its schematic diagram and its procedures.

在本实验中将学习如何利用 CC2420 的地址译码功能来接收基于IEEE802.15.4 的标准 帧。CC2420 在硬件上支持地址译码，可以在MDMCTRL0 寄存器中进行设置，-In this experiment to learn how to use the CC2420 will be the address decoding function to receive a standard based on IEEE802.15.4 frame. CC2420 hardware support for address decoding, you can MDMCTRL0 register set,

x5045的相关程序，可以在keil c 上运行-X5045 procedures, you can run keil c

NEC标准遥控接收处理程序，OK的IIC通讯程序，51单片机定时中断程序-NEC Standard Remote Control Receiver processing, OK for IIC communication procedures, 51 MCU timer interrupt program

此源码利用单片机模拟实现IIC总线通信，可以连接基于I2C的硬件调试 -use of this source SCM simulation IIC bus communication, based on the I2C can be connected to the hardware debugging

1T单片机延时程序头文件代码，us，ms，s延时直接调用，无需再写-1T delay program header file code for MCU

这是Beagle_Allegro_B 板子的PCB图，供大家画图时参考使用-This is the PCB board Beagle_Allegro_B map, drawing reference to use for everyone

avr单片机atmega8系列芯片内部e2prom使用测试程序，本程序为示例程序，适用于初学者 -avr chip microcontroller series atmega8 e2prom internal testing procedures, the procedures for sample procedures applicable to beginners

用AVR单片机实现串口通讯功能-with AVR MCU serial communications functions