The same pin, STM32 is set to input mode. The oscilloscope shows a high level, but the microcontroller pin reads a low level. Has anyone encountered the same phenomenon? What is the reason?...
Signal and System Southeast University Mengqiao : https://training.eeworld.com.cn/course/4243Through the study of this course, students should be able to master the basic theories and methods of basic...
There is a certain complementary effect between various access technologies, and NB-IoT can occupy a place in the field of Internet of Things by relying on its technical characteristics.
PART 1/Differ...
Recently I saw a development board from NVIDIA with a special discharge circuit, which uses a resistor and a MOS tube connected in series between the power supply and GND. When the power is turned off...
[font="][size=14px]As we all know, PCB boards are prone to bending and warping when passing through the reflow oven. So how to prevent PCB boards from bending and warping when passing through the refl...
During the recent test, it was found that the data read by STM32 ADC using DMA mode would appear as follows
I started to suspect that it was high-frequency interference from external signals. After a ...
In Windows environment, the source code is encoded in UTF-8. If the source file created by STM32CubeMX contains Chinese comments, then using STM32CubeMX to regenerate the source code will cause the C...[Details]
With the development of science and technology, electronic products have become an indispensable item in people's daily life. Apart from other things, mobile phones are very important. Chatting, wa...[Details]
Author: Su Zhenyu, Shandong De'an Information Technology Co., Ltd.
Traditional encryption is achieved by running encryption software on the host. In addition to occupying host resources,...[Details]
On December 21, Lihexing stated on the investor interaction platform that Lihexing's MLCC project is in the trial production stage and all work is still proceeding as planned. It is understood that t...[Details]
Zhongzi Environmental Protection Technology Co., Ltd. (hereinafter referred to as the "Company") has signed a strategic cooperation agreement with Qingdao Nengfeng Electric Co., Ltd. (hereinafter r...[Details]
Many car owners know that their cars are equipped with three-way catalytic converters, but they do not understand their structure, maintenance and use, which leads to early damage to the catalytic ...[Details]
This article will teach you five ways to maximize the FFT on your oscilloscope! 1. What is FFT on an oscilloscope? 2. What problems can the oscilloscope's FFT solve? 3. The FFT of an oscilloscope o...[Details]
The XMLRPC code is in the _comm-noet-develulitiesxmlrpcpp path at the end.
Fortunately, the whole project is not too big. XMLRPC is divided into two parts: client and server.
Let's ...[Details]
Overview Accuracy: How accurate an instrument is—how closely its measurements are to the true or reference value of the signal being measured. Resolution: The smallest increment an instrument can det...[Details]
Wireless charging technology refers to a technology that uses electromagnetic wave induction principles or other related AC induction technologies to charge devices with batteries without the aid...[Details]
As the launch event approaches, more and more news about the Samsung Galaxy Note 10+ is coming. According to the current leaked news, the Samsung Galaxy Note 10+ will support 45W fast charging techno...[Details]
Although the crisis of the computer business has been temporarily lifted, the impact of the chip supply cut caused by the blockade still greatly affected Huawei's development. According to reports, t...[Details]
The ATmega32 Power-On Reset (POR) pulse is generated by an on-chip detection circuit. The detection levels are shown in Table 15. POR occurs whenever VCC falls below the detection level. The POR circ...[Details]
The three-phase protection device for three-phase AC motors is a protective device that can monitor the running status of the motor in real time. When the motor has abnormal conditions such as phas...[Details]
stm32/stm8
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