The definition statements in the .h file of an STM32 file are: #define LED_SEG0 PBout(0) #define LED_SEG1 PBout(1) . . . . #define LED_SEG15 PBout(15) The values assigned in its .c file are: LED_SEG0=...
After the MCU turns off interrupts, if an interrupt occurs, will it be discarded or latched? If it is latched, then if two interrupts of the same type come (for example, both are external interrupts w...
has two settings that I don't know how to fix. Because I couldn't restore them after the previous operation? ? ? (1) How can I changeback to the original ? I have been looking for this setting for a l...
I would like to ask for advice onOS_ENTER_CRITICAL() andOS_EXIT_CRITICAL()If uCos-II is running multiple tasks, and the highest priority task writes some global variables (such as assignment or additi...
I am not familiar with op amps. Although I feel that I understand the theory, I just feel that I don't have the practical skills. Therefore, I want to find some video materials about op amps. I would ...
I used LM3S8962 to write a program to send UDP messages using Ethernet. It can correctly receive UDP messages from the host computer and can also send UDP messages. The messages sent by LM3S8962 can b...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]