The problem is this: I recently had a project that used ANYKA's AK780 multimedia board. The board has two output interfaces, one for LCD and one for VGA. Currently, they can only display at the same r...
I am using OV9650+S3C2440. Now it outputs RGB565 format and 640*480 is normal. But when it is set to 1280*1024, only a small part is normal, a part has green vertical bars, and another part is misalig...
As the title says, I bought the CC2541 module in IAR 8.10.3 environment. I used IAR to download and debug, but Verification reported an error and I could not debug. However, the same program, chip, an...
Position: RF Engineer Work Location: Xiamen, Fujian Job Responsibilities: 1. Responsible for the design, debugging and testing of the RF circuit of mobile phones to ensure the progress and quality of ...
This DIY took me more than a year to complete. I had previously planned to ask a friend to help design a shell, but it was inconvenient to communicate since we were not in the same place. I was also a...
I have a Wanli development board that I bought a few years ago for 199 yuan. Since the STLINK on the board was broken, it has been sitting in a corner and gathering dust. Today I found it and changed ...
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
We often step over automatic doors in our daily lives. For the most part, we only notice them when they are not working. Swiss automatic door manufacturer Kaba Gilgen, together with the process con...[Details]
In recent years, information technology based on microelectronics and computer technology has developed rapidly, and ultrasonic non-destructive testing instruments have also gained unpreceden...[Details]
1. Architecture and operation of electronic toll collection system
The basic principle of the electronic toll collection system is to enable a special device (on-board unit) installed on t...[Details]
The on-chip power supply circuit is a power module integrated inside the semiconductor chip. Its main function is to obtain electrical energy from an external power supply (such as 220V mains electric...[Details]
As the trend towards miniaturization continues, new packaging methods and methods of interconnecting integrated circuits have been developed. Today, "system on chip" refers to a packaging method th...[Details]
1. Introduction
With the rapid development of modern industry, multi-motor AC control systems have been widely used in papermaking, chemical, steel, food and other industrial fields, and h...[Details]
Power batteries are one of the key technologies of electric vehicles. When Gustave Trouve built the world's first electric tricycle in 1881, he used lead-acid batteries. At present, many hybrid veh...[Details]
1 Introduction
With the rapid development of computer systems and communication equipment, the application scope of uninterruptible power supply (UPS) is becoming wider and wider. The demand...[Details]