I have a question for everyone: Have you seen malloc.c in keilc\C51\LIB? There are some definitions in it: extern __memt__ _MALLOC_MEM_ __mem_avail__ []; According to the following code, I think __mem...
How to install Flash and Embedded GUI Wizard on STM32F7 development board in 30 seconds : https://training.eeworld.com.cn/course/2068How to install Flash and Embedded GUI Wizard on STM32F7 development...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:10 [/i] In addition to entering GPIOx_ODR.x and PORTX.X in the input signal steup, what other commands can be entered? Is there any other us...
[i=s]This post was last edited by qwqwqw2088 on 2014-1-15 14:47[/i] [align=left][font=Arial,][size=4][color=#8b0000]1. Naming of Schottky diodes[/color][/size][/font][/align] [align=left][font=Arial,]...
I recently wrote a filter driver to intercept user operations and back up the content to a specified file. The file was created successfully, but an error occurred in ZwWriteFile, resulting in a blue ...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]