The following is the source code. I want to figure out what the value returned by unsigned long GetCurTick(void) is used for and whether it is an OS count value related to the system clock. static uns...
I want to verify the connection of the circuit board. If I write a high level to the data bus ED16, how can I check in CCS that a high level is indeed written?...
The question is: Use the IO port to count the forward and reverse rotations of the incremental photoelectric encoder and calculate the speed. Use the PID algorithm to adjust the duty cycle of the PEM ...
According to the previous plan, ART-Pi needs to cooperate with the host computer to do some measurement collection and conversion. Now we show the host computer that has been tested in Beta version. I...
I am single, and I seem to feel more emotional on Valentine's Day. In order to make myself feel not lonely, let me talk about the advantages of being single!1. You don’t have to waste a lot of your ti...
As shown in the figure, when the inverter inputs a high level, the conclusions given in the book and the teacher are that T2 is saturated and T4 is deeply saturated. However, there is no basis for jud...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
1 Introduction
The coke oven gas recovery system is mainly composed of a gas tank and a pressure reducing station. While realizing the recycling and reuse of coke oven gas, it also plays an imp...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
Beijing time, July 2 morning news, Google last week released its own brand tablet computer Nexus 7, equipped with its latest operating system Android 4.1 "Jelly Bean". But market research firm Ovum sa...[Details]
●Try to use original batteries
Using original batteries is the most important thing to ensure your safety. Nokia once claimed that there have been more than 20 mobile phone battery explosi...[Details]
1. Self-test of lithium battery capacity
The nominal capacity of the CECT9898 OEM mobile phone lithium battery is 3800mAh, and its battery volume is comparable to the 1500mAh battery of ot...[Details]
Lithium-ion battery name introduction
The lithium-ion battery that is now widely used by everyone is developed from the lithium battery. So before we get to know the lithium-ion battery, l...[Details]