I saw this circuit diagram on the Internet, which said that it was a problematic circuit and Q1 was prone to burn out.
The comments section has the following opinions:
1. The resistance of R7 is too l...
ESP8266 adds support for VfsLfs1 and VfsLfs2, which can be added to the firmware via compile switches.make MICROPY_VFS_LFS2=1esp8266/moduos: Add optional support for VfsLfs1 and VfsLfs2.
esp8266/modul...
High-performance ultrasound imaging systems are widely used in various medical scenarios. In the past decade, discrete circuits in ultrasound systems have been replaced by highly integrated chips (ICs...
1. During today's test, I found that there can only be one constraint file (.adc) in a TangDynasty project. For example, if there is already a .adc constraint file in the project, if you click Add ADC...
The MagSafe charger works with the iPhone 12 to charge at a maximum of 15W. Technically, the MagSafe charger is compatible with older iPhones, but it should be noted that the charging speeds for no...[Details]
1. Introduction
In addition to the stepper motor, the control system based on the stepper motor generally requires a special drive power supply. The drive power supply only completes the power ...[Details]
There are two instructions in ARM for transferring data between the status register and the general register. 1: Let's talk about the status register first For 32-bit ARM processors, the status regi...[Details]
Energy Vault Holdings will add five new gravity energy storage systems in China, the company confirmed on November 6.
Last year, Energy Vault broke ground on its first such “EV...[Details]
As a testing instrument for particles, particle size analyzer has different types for different particles. So what are the common types of particle size analyzers? What are the differences in the ch...[Details]
Preface We want to compile an executable file that runs on the ARM development board, so we need to use the cross-compiler arm-linux-gnueabihf-gcc to compile. For the installation of the cross-comp...[Details]
There are many kinds of light sources that can be used for night scene lighting. When choosing a light source, we should mainly consider the effect, performance and cost. When comparing the costs o...[Details]
At the beginning of the Year of the Tiger, I want to sit down and write a serious article about my thoughts on the future evolution of cars. Since I am not an engineer, I can only talk about some tho...[Details]
引言 在系统编程ISP（In System Programming）是指在用户设计的目标系统或印刷电路板上为重新配置逻辑，或实现新的功能而对器件进行编程或反复编程。 随着EDA工具的普及和ISP器件的日益成熟，ISP技术也得到了越来越广泛的应用。ISP技术的应用使得硬件设计软件化，其显著优势体现在：简化生产流程；利用同一硬件结构实现多种系统功能，使之成多功能硬件；在不特殊...[Details]
The first pilot plant for recycling automotive power batteries of Volkswagen Group Components in Salzgitter has officially been put into use. With the development of the project, Volkswagen Group has...[Details]
There are many different seemingly plausible opinions on this issue. Some people say: In the volt-ampere characteristics of LEDs, the voltage is fixed and the current is also fixed. So the effect o...[Details]
Beijing SinoHytec Technology Co., Ltd. is a company focused on the R&D and industrialization of hydrogen fuel cell engine system technology. It has formed a vertically integrated product system with ...[Details]
O Introduction
Since the Industrial Revolution, with the development of electricity, mankind has entered a new stage of civilization. Robots have been widely used in industry, agriculture,...[Details]
Signal integrity design is gaining more and more attention in product development, and there are many kinds of signal integrity testing methods, including frequency domain, time domain, and some comp...[Details]
Electric tricycles, also known as electric tricycles, are an environmentally friendly and energy-saving means of transportation that have been widely used in logistics, express delivery, sanitation...[Details]
Analog electronics
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