I currently have an EMS position in a Fortune 500 company, located in Hangzhou. If anyone is interested, you can add me to MSN: vivi_zhou1227@hotmail.com...
:Cry: I have been too busy recently... I haven't touched the board for a long time... I'm so sad... Well, let's stop talking nonsense and test the board in the middle of the night. Let's play Wifi Dem...
I was writing a battery driver recently and found that setting ACLineStatus will cause the LCD to turn off. But click the Touchpanel or button, and the LCD will turn back on. It's like entering system...
[align=left][color=#000]When I use ccs5.5 debug project, when I pause, it will appear: [/color][color=#ff0000]NO source available for "a certain address"[/color][color=#000], [/color][/align][align=le...
The newly made 200MHz logic analyzer uses high-speed devices such as STM32 and FPGA. It took me more than half a year to make a logic analyzer with a sampling speed of 200MHz and a maximum of 32 chann...
I am currently working on a project to measure the distance a trolley moves on a U-shaped track and determine the trolley's position.
Both encoders and lidars were rejected by the superiors. Now we wa...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]