Hello everyone~ First of all, let me describe my design content: I want to make an eight-channel data acquisition system based on ucos-iii. The first channel can collect a maximum voltage of 18mv, the...
I need a serial port debugging assistant that can set 9 data bits. It is used to debug the 485 protocol. Can someone give me one? Thanks in advance! My email address is xiashangzuo@163.com...
Recently, I encountered several things I don't understand when learning 430. I hope someone can teach me. The first one is the entry and exit of low power mode. I use timer a, and the clock is ACLK, t...
I would like some guidance from an expert. When using a 24-bit to 32-bit high-resolution A/D to collect weak signals, is it necessary to set up a preamplifier at the front end? Why? I am a beginner an...
Recently, I made a programmable gain amplifier with a 3db passband of 10KHz-6MHz, and a gain fluctuation of no more than 1db in the 20KHz-5MHz band; the maximum gain is no less than 40db, and the gain...
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
According to Nikkei, a survey found that global electric vehicle battery supply is expected to reach more than three times the required quantity due to
cooling
demand for electric vehicles,...[Details]
Tiantai Robot's official Weibo account announced on the evening of August 20 that Tiantai Robot Co., Ltd., together with strategic partners including Shandong Future Robot Technology Co., Ltd., Sha...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
High-definition media consumption is experiencing a dual growth: an increase in the number of consumers and a transition to higher-definition content. This growth is driven by increasingly widespre...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]