If more than a certain number of letters fall naturally without being shot down, the game is over. This is actually similar to tower defense.
In order to achieve this function, we must first set a var...
nRF51822-QFAA is an old-generation popular chip of NORDIC, and everyone is very familiar with it. This chip has established NORDIC's leading position in the field of Bluetooth 4.2. It has a wide range...
The previous evaluation verified the IDF case sd_spi, and the Kaluga board can be connected to an external SPI port TF module to implement file operations. This article continues to improve the case t...
[i=s]This post was last edited by hujj on 2021-1-21 14:08[/i]When testing serial communication, I wrote the following code in the main loop and set the number of characters to be received as large as ...
In C language, a variable is defined and assigned a value in one file, and then declared and referenced in another file, and the value becomes 0 at this time....
With the rapid development of modern society and the increasingly accelerated pace of people's lives, mental health, as an important part of health, has become increasingly important. With the rapi...[Details]
In KEIL C, when multiple source files use global variables, you can define the global variable in one source file and declare the variable with extern in another source file, indicating that the vari...[Details]
Step 1: Configure GPIO The operation of the GPIO port has been explained in the chapter "Lighting up the first LED". Now let's look at a register: This register can only be read. The more I look ...[Details]
Working principle of generator protection system
Generator protection is the safe operation of the generator, which plays a decisive role in ensuring the normal operation of the power system a...[Details]
According to the Wall Street Journal, people familiar with the matter revealed that the Biden administration plans to allow a comprehensive bill aimed at combating China's technological development, ...[Details]
The cable fault tester is suitable for measuring low-resistance faults, short-circuit faults, open-circuit faults, high-resistance leakage faults and high-resistance flashover faults of power cable...[Details]
Semiconductor giant Broadcom is under scrutiny from the U.S. Federal Trade Commission (FTC) over allegations that the company forced customers into exclusive agreements, The Information reported. T...[Details]
On August 8, the Foshan Municipal Bureau of Industry and Information Technology issued the "Foshan Measures to Support the Application of New Energy Storage (Draft for Comments)". The draft for com...[Details]
Middle East’s fastest growing operator to provide users with seamless connectivity through BICS’ managed roaming services Beijing, China, November 8 , 2023 - BICS, a leading international...[Details]
A mass spectrometer, also known as a mass spectrometer, is an instrument for separating and detecting different isotopes. It is based on the principle that charged particles can be deflected in an ele...[Details]
High frequency
switching power supply
consists of the following parts:
1. Main
circuit
The whole process from AC grid input to DC output in...[Details]
1. The difference between digital power amplifier and class D power amplifier The working principle of common class D power amplifier (PWM power amplifier): PWM power amplifier can only ac...[Details]
On June 30, Jetta Semiconductor's new Lingang plant officially went into production. The construction of the Jita special process production line project started in August 2018. The total investmen...[Details]
According to incomplete statistics from LED inside, from the beginning of 2019 to May 2020, the total amount of projects in mainland China with Mini/Micro LED as the investment direction has reached ...[Details]
Recently, the geotechnical survey project of the Hebei Chicheng Gravity Energy Storage Pilot Demonstration Project undertaken by the 517th Team of the Tianjin North China Geological Survey Bureau was ...[Details]