Almost everyone has a mobile phone, and the standby time of the mobile phone battery has become our biggest concern, especially now that everyone is using smart phones. The battery of a smart phone ca...
The network problem is too serious, haha :) [url=https://bbs.eeworld.com.cn/thread-79898-1-1.html]https://bbs.eeworld.com.cn/thread-79898-1-1.html[/url] All information is here [[i] This post was last...
I want to use an external high frequency 8M crystal oscillator when the MSP430F149 is running normally, switch to 32.768 when in sleep mode, wake up externally and then switch back to high frequency. ...
Yuan Fang: Sir, you have been in seclusion for several months. Today I finally see you again. Last time, I understood the general principle of zero-pole configuration, but I still don’t know how to ad...
Which header file are pci_register_driver and pci_enable_driver in? There is no /linux/init.h file in my FEDORA6, what should I do? Using -I/usr/kernal/... will cause a lot of errors~~~~ Who knows whi...
[b]I would like to share some of the information I learned about using a microcontroller to control a buzzer to play music, as well as how to modify the online STC89 series music playing program into ...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]