Toothache is not a disease, but it can be deadly. What is the most frustrating thing when using a computer? Driver issues. For example, if the sound card driver is abnormal, there will be no sound from music or the microphone; if the graphics card driver is abnormal, the screen will lag and operations will … Read more
✦ ✦ ✦ ✦ ✦ ✦ Table of Contents1. Introduction:2. Classification of Programming Languages:2.1 Machine Language2.2 Assembly Language2.3 High-Level Language2.3.1 Compiled (e.g., C Language):2.3.2 Interpreted (e.g., Python):2.4 Summary3. Introduction to Python3.1 History of Python Interpreters3.2 Types of Python Interpreters?4. Installing CPython Interpreter5. First Python Program5.2 Comments6. Using the IDE Tool PyCharm6.1 What is an IDE? … Read more
YouTube tech blogger “Inkbox” recently released a video demonstrating how to build a fully functional CPU within the limitations of Microsoft Excel. Inkbox claims that no Visual Basic scripts or plugins were used—everything was achieved entirely with Excel. https://www.youtube.com/watch?v=5rg7xvTJ8SU It is reported that this is a 16-bit CPU built in Excel and runs at a … Read more
Programming Language – History FORTRAN Past Events Fortran is an abbreviation of “Formula Translation”. It is the world’s first high-level programming language for computers, widely used in scientific and engineering computations. FORTRAN plays an important role in numerical, scientific, and engineering computations due to its unique features. (Versions prior to Fortran 90 are known as … Read more
History of C Language Development The world originally had no computers; engineers created them out of necessity for their work. To inform the normal operation of computers, engineers invented programming languages. As the C language exam approaches, are you feeling as frantic and furious as I am? Today, let’s learn about the history of C … Read more
Hardware Design: GR8CPU is a fully functional computer built on a breadboard. The first version, GR8CPU Rev2, has over 600 wires, 74 integrated circuits, and 79 LEDs. It is an 8-bit architecture, designed with simplicity and processing power in mind. The CPU can access 256 bytes of RAM and a fully functional Tic-Tac-Toe game has … Read more
Electronics Competition Group: 5-year Electronic Design Competition D Topic 481123148; 15-year Electronic Design Competition E Topic 481123833; 15-year Electronic Design Competition F Topic 73646017; 15-year Electronic Design Competition G Topic 45169719; 15-year Electronic Design Competition H Topic 16986998; 15-year Electronic Design Competition I Topic 80699535; 15-year Electronic Design Competition J Topic 475528830; The first problem … Read more
Everyone knows that assembly language instructions consist of an opcode and operands. The MCS-51 uses assembly language instructions, which have a total of 44 opcode mnemonics and 33 functions, with operands such as ＃data, direct, Rn, and @Ri. Here, we will first introduce mnemonic symbols for instructions and methods for memorizing them. 1. Mnemonic Symbol … Read more
Hello everyone, I am Tao Ge. Having been in contact with computers for many years, I often feel a sense of confusion. Today, let’s work together to build a computer to deepen our understanding and experience. It must be stated that computers can be complex or simple, but their structures and principles are fundamentally similar. … Read more
For those of us born in the 80s, our first encounter with computers likely occurred around 1995, when the buzzword was multimedia. I still remember watching a classmate successfully open a game by entering a few DOS commands, and I was utterly impressed. To me, what appeared on the screen was like a foreign language. … Read more