[i=s]This post was last edited by paulhyde on 2014-9-15 09:21[/i]:. Judging from the questions in previous years, this is indeed a trend. It can be clearly seen from the amplifier that the frequency i...
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...
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[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]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[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]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
introduction
A common voltage regulator is a three-terminal one. Its function is to step down the voltage and stabilize it at a fixed output value. Voltage regulators are commonly available in...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
According to Reuters, citing people familiar with the matter, British semiconductor design company Arm Holdings (NASDAQ:ARM) has hired Rami Sinno, head of Amazon's (NASDAQ:AMZN) artificial intellig...[Details]