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I encountered a STM32 download problem today, and Baidu couldn't find a solution for a long time; I'll record it here: Environment: IAR 7.2 Development board: STM32F103C8T6 Download method: SWD The...[Details]
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Traditional PWM control technology is mostly used for driving control of two-level circuits. Its main method is sinusoidal pulse width modulation (SPWM). The modulation wave is a sine wave. The contr...[Details]
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The figure illustrates the basic features of a cathode-ray oscilloscope. The tube is made of glass and is evacuated to a high vacuum. The cathode is heated by a filament and emits electrons. There is ...[Details]
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1. What is low temperature lighting?
Low temperature lighting refers to the use of artificial light sources for lighting in places where the ambient temperature is below 5 degrees Celsius, suc...[Details]
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In ARM, LR stores the value of PC after executing BL or BLX instruction, which is used to save the return address of function call. IR stores the next instruction to be executed. What is the differenc...[Details]
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On October 7th, local time on Wednesday, Samsung Electronics announced that the company's next-generation 3-nanometer chip manufacturing technology will be postponed to 2022, and said that the m...[Details]
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On March 24, the 2020 China Bus Academic Annual Conference was held in Shenzhen, hosted by the Bus Branch of the China Highway Society and organized by BYD Auto Industry Co., Ltd. At the conferenc...[Details]
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The first time I came into contact with a single-chip microcomputer , I naturally chose the simple 51 single-chip microcomputer. However, my operating system is Linux. It seems easy to get started wi...[Details]
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Diaphragm pressure gauges are suitable for measuring the pressure or negative pressure of various fluid media with certain corrosiveness, non-solidification or non-crystallization.
The corrosion r...[Details]
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Violence broke out during the night shift at a Wistron manufacturing plant that had just opened in Narasapura, India last Friday (December 11), allegedly because Apple assembly partner Wistron failed...[Details]
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Recently, at the annual GTC, NVIDIA founder and CEO Mr. Huang Renxun gave a keynote speech and was interviewed by EEWorld reporters, sharing his innovations in computing and graphics, high-performanc...[Details]
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Introduction: In the design and development of AVR microcontroller applications in industrial control systems, anti-interference is a realistic issue that cannot be circumvented. To solve this issue,...[Details]
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In a common dual-tube pulse circuit, one tube is always on and the other is off. However, the complementary tube pulse circuit is different. It has the following characteristics:
(1) Both tube...[Details]
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1 Current status of drive motors
The drive motor is the core power source of new energy vehicles and hybrid vehicles. Based on the electromagnetic induction effect, the drive motor converts th...[Details]
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The fields of large cylindrical batteries and solid-state batteries will be new incremental markets for equipment companies in the next few years. Companies that are the first to bet on related tec...[Details]