It mainly includes the following types: The fill-in-the-blank questions are relatively basic, most of which are single-chip microcomputers. I remember there are interrupt-filling questions, and there ...
[i=s]This post was last edited by le062 on 2018-11-5 05:53[/i] The Vllink lite hardware made with GD32F350 is very simple: [list=1] [*]One SPI to implement SWD timing[*]Two SPI master-slave cooperatio...
"Bad Apple exists wherever there is a screen." We have now transplanted Bad Apple onto our Zero Knowledge development board, using SD card storage and OLED display. This is mainly to help everyone get...
[i=s]This post was last edited by zzzy11 on 2022-9-15 15:05[/i]The Starlink project uses phased array technology. How does it focus electromagnetic waves? How does it track low-orbit satellites in rea...
I recently got a few diodes and looked at the datasheets. The datasheets did not include power. What is the power of SMA, SMB, SMC at a normal room temperature of 25 degrees? The supplier's datasheets...
I soldered the PCB yesterday, and at first the voltage couldn't be changed. Today I changed a USB cable and finally I could change the voltage. Here is the effect picture:USB and CH221 in PCBChange th...
According to Jiwei.com and Semiconductor Chip Technology magazine, the State Key Laboratory of Electronic Thin Films and Integrated Devices (University of Electronic Science and Technology of China) ...[Details]
In 2020, the Nikkei website published a report with a sensational title, “The Inside Story of the U.S. Effort to Eliminate China from the Tech Supply Chain ”. The report revealed the following story:...[Details]
This article introduces a simple LED photoelectric characteristics test device that uses a 32-bit STM32 microprocessor based on the Cortex-M3 core as the control core, and external controllable c...[Details]
Many existing Ethernet devices are migrating from wall adapter power to the new IEEE 802.3af Power over Ethernet (PoE) standard. In the past, power system efficiency was not a big issue with wall adap...[Details]
The configuration style of GPIO in STM32 is very different from that of the MCUs studied previously. It took me a long time to figure it out. typedef enum { GPIO_Mode_AIN = 0x0, GPIO_Mode_IN_FLOA...[Details]
1. Instrument Model Keysight Network Analyzer N5244A. 2. Fault phenomenon After the instrument is turned on, the baseline becomes chaotic and an error message is displayed. 3. Inspection and mainte...[Details]
According to news on January 20, NXP Semiconductors announced the launch of a new 28nm RFCMOS radar single-chip series, suitable for the new generation of ADAS and autonomous driving systems. The ...[Details]
Power Line Communication (PLC) technology is a communication technology that uses medium/low voltage lines in distribution networks to transmit high-speed data, voice, images and other multimedia s...[Details]
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The application of single-chip microcomputer in sensor control technology makes industrial production more modernized, and in the communication process, the control of senso...[Details]
What are we talking about when we talk about smart car communication? Is the popular SOA technology the "end game" of smart car interaction mechanism? Let's use an article to dig deep and explain the...[Details]
In this article, the editor will introduce the working principle of the 4×4 column keyboard of the PIC microcontroller to help everyone enhance their understanding of the PIC microcontroller keyboard...[Details]
I was hesitant before whether to use a single-chip microcomputer or an ARM chip to control the robot. Now I have finally decided. Since the power supply voltage of many sensors is 5V and the si...[Details]
The servo motor encoder is a very important component in the servo system. It is used to measure the rotation angle and speed of the motor shaft and provide feedback signals for the control system....[Details]
With rough resolution and slow response, the Internet of Vehicles, which mainly focused on entertainment and networking functions, was once useless. The hot sales of car mobile phone holders prove th...[Details]
According to foreign media reports, Ford Motor Company has applied for a new patent for its advanced interior lighting system, which may be used in future Ford vehicles. The patent was submitted on...[Details]