C8051F040单片机定时器的应用。

用8253-8255编写的定时响铃程序 可以定时两个时间点，很经典的程序-spent 8253-8255 prepared by the regular beep procedures regular two points in time, classic procedures

该实验是在“点到点无线通信实验”的基础上进行开发，节点A 作为发射模块，节点B 作为射频休眠实验的对象，PC 通过串口下达休眠和唤醒的指令给节点B，来实现对射频部 件的唤醒和休眠功能。串口的设置为波特率115200b/s，8 位数据位，1 位停止位，无校验位。-The experiment in the " point to point wireless communications experiment" based on the development and launch of the module as a node A, node B as a test object dormant radio frequency, PC through the serial port sleep and wake-up instructions issued to the Node B, to achieve the right wake-up radio frequency components and the hibernation feature. Serial port baud rate is set to 115200b/s, 8 bits of data bits, 1 stop bit, no parity bit.

此文档是单片机控制的家用饮料快速冷热保温机。。。 -This document is a single-chip microcomputer controlled domestic hot and cold beverages fast machine insulation. . .

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运算放大器NE5532的中文资料。有需要的朋友请下载-Op-amp NE5532 Chinese information. Friend in need, please download

你是单片机初学者吗？那一定很想有一些源程序和电路图指导你吧！？那就看看这个单片机实验用程序及原理图集吧-you SCM beginners? I certainly would like to have some source circuit and guidance you! ? Then look at the MCU experimental procedures and principles Atlas it

用过采样和求均值技术提高模数转换器的分辨率.pdf-----针对目前单片机内嵌的模／数转换器的分辨率太低，而外接高分辨率成本又太高的情况，提出了用“过采样和求均值”的技术来使在有用的测量频带内的信噪比得到改善，从而提高测量的分辨. 率。并利用 60 - 7 0 /对其结论进行仿真，且在单片机上予以实现，结果表明测量分辨率明显提高。-Sampling and averaging techniques used to improve the resolution of ADC. Pdf----- targeted at the embedded microcontroller A/D converter resolution is too low, while the external high-resolution costs are too high situation, put forward with " Oversampling and Averaging" technology to make useful measurements in the frequency band signal to noise ratio to be improved, thereby enhancing the measurement resolution. rate. And a 60- 7 0/simulation of its conclusions, and in the SCM to be achieved, results show that the measurement resolution has improved significantly.

Bitmap文件格式的解释源码，利用sunplus IDE编写，与芯片平台无关，写BITMAP显示必备资料！-Bitmap file formats source explained, using sunplus IDE preparation, chip platform-independent, write BITMAP show essential information!

单片机C8051加无线模块nRF24L01实现温度传感器数据采集和无线收发（接收部分）-C8051 MCU plus wireless module nRF24L01 to achieve the temperature sensor data acquisition and wireless transceiver (receiver part)