I found that this reset circuit can download the program, but it cannot be started. After pulling up a 10K resistor on NRST_MCU, it can work normally. Can you please discuss why this is? Thank you!...
The program was originally compiled under QT and ported here. The normal code under QT is as follows: #define OUTPUT_DEBUG_INFO //Input debugging information to the terminal #ifdef OUTPUT_DEBUG_INFO #...
I am not an expert, but my company needs a sensor for its new product. I would like some advice from experts. Requirements: 1. The sensing distance should be about 30cm, which is the distance between ...
The latest TI Industrial Application Seminar introduced the technology and development of TI products from multiple aspects and angles. The content involved multiple solutions in the hot DLP, industri...
Several IOs are controlled on a sample board. The external button is used to trigger the start action. Timer 2 is used to time the I/O action. When entering the external interrupt, Timer 2 seems to st...
Share a Chinese description of each upper layer calling function of FatFSSpecializing in STM8/32 QQ 940436962 [url=http://y-ec.taobao.com/]http://y-ec.taobao.com/[/url]...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]