This experiment is to set eight buttons to be pressed on the upper computer, and the lower computer will execute after receiving the data. Control eight LED lights respectively. There are some introdu...
Since I am a newbie, when I registered my account, I was asked to fill in my real name, so I filled it in honestly.
I didn't expect that the nickname is my real name. I have seen many forum friends an...
DDS, like DSP (digital signal processing), is a key digital technology. DDS is the abbreviation of Direct Digital Synthesizer. Compared with traditional frequency synthesizers, DDS has the advantages ...
There are many ways to speed up processing in the underlying application environment. These methods are used in FPGA and digital signal processors (DSPs) and microprocessor designs.These technologies ...
I downloaded a USB demo for STM32F407, the MDK version is 4.22.
I installed MDK5 and the STM32F4 package has been installed. But when I opened the project, it prompted that the chip was not there.
How...
LED stands for semiconductor light emitting diode. LED energy-saving lamps use high-brightness white light emitting diodes as light source. They have high luminous efficiency, low power consumpti...[Details]
TrendForce, a research firm, said that the lighting market is gradually recovering, driven by the rising energy-saving demands of governments around the world and the rise in global raw material pr...[Details]
The arrangement of LEDs and the specification of LED light sources determine the basic driver requirements. The main function of LED drivers is to limit the current flowing through the LEDs under a...[Details]
On the 10th, Hubei Dongyu Xinsheng New Energy Co., Ltd. delivered the first batch of battery cell products, marking that the production of Xinwangda Dongfeng Yichang Power Battery Production Base h...[Details]
Apple Watch has grown into a global benchmark for wearable products, and in the fourth quarter of this year, it will also be upgraded. According to Digitimes, citing sources, Apple Watch 6 wi...[Details]
1. Register settings and operating characteristics
1. Each bit of a register has a different meaning. Different settings will cause different effects and functions of the hardware.
2. In some cases...[Details]
1 Basic understanding of permanent magnet brushless motor
1. What is a permanent magnet brushless motor?
Permanent magnet brushless motors can be roughly divided into two types: permanent...[Details]
On March 1, 2023, the groundbreaking ceremony of Ruipu Lanjun's 50GWh new energy manufacturing base (Phase III) and the signing ceremony of Ruipu Lanjun's energy expansion of 50GWh were successfull...[Details]
How Intelligent Power Modules Are Making Heat Pumps Smarter Intelligent power modules make heat pumps smarter As companies move toward a low-carbon future, the market is increasingly demanding mor...[Details]
Introduction: What is PWM? I won't explain it in detail. Just search on the Internet. PWM regulation is widely used in control. Using PWM control can make the circuit simple and reliable, and the chi...[Details]
This circuit consists of a negative pulse oscillator (NAND gates IC1A and IC1D) and an RS trigger (NAND gates IC1B and IC1C). The servo control signal is output from the 6th pin of the RS trigger. ...[Details]
The US Energy Star has very specific regulations on the classification, performance indicators and reliability of LED lighting fixtures . Among the reliability indicators, the main requirement is t...[Details]
Abstract: AD9832 is a direct digital frequency synthesizer produced by AD Company. It is small in size, light in weight, easy to operate, and has extremely high frequency resolution. The article...[Details]
I wrote a program and it seems to be correct.
MOV IE,#10001010B
call delay ;During the delay period, the timer interrupt program is running desperately.
call delay ;It cannot allow ex...[Details]
ABB robots are intelligent devices widely used in the field of industrial automation. Their command systems are rich and diverse and can meet the needs of various complex scenarios.
Basic...[Details]