There are two modules on the PCB board, the Bluetooth module and the Wi-Fi module. How should the antennas of these two modules be placed?
Is it better to place it vertically or horizontally at 180 de...
[i=s]This post was last edited by tiankai001 on 2018-12-2 18:44[/i] [b]1. Reliable logic high level I/O circuit (input) [/b][p=28, null, left][color=rgb(34, 34, 34)]The maximum voltage that the microc...
Let me briefly introduce my situation. I really have very little social experience and would like to hear some advice from the senior experts.
I graduated in 2018 and joined a startup company with les...
1. P6 is simple. It is an input. It must be receiving the return value of the infrared tracking module. There is no doubt about it.
2. P4 and P1 control the motor together. What is the purpose of P1? ...
[i=s]This post was last edited by 5zhidandelion on 2022-8-14 18:37[/i]Recently, I was looking at issues related to integrated libraries and found that some of the information on the Internet was not v...
On March 3, according to media reports, Professor Sun Jinyun of Fudan University in Shanghai recently led a team to conduct a survey on "hailing a taxi using mobile phone taxi apps". The repo...[Details]
Beijing time, March 7 morning news, it is reported that Volkswagen will build its $2.2 billion pure electric vehicle manufacturing plant in Wolfsburg, Germany. The plant will be located near Volkswag...[Details]
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Many passive components can be used to create passive snubber
circuits
, which absorb
the energy of reactance in
power
switching
circuits
. Snubber circuits can clamp ripple no...[Details]
TCL didn't just bring its affordable 20-series Android smartphones to CES 2021, it also showed off two new rollable OLED panels that promise to make for even more interesting products. TCL says...[Details]
Regarding how STM32 serial port outputs hexadecimal values and then displays them on the serial debugging assistant, many people use printf("%02x", A) statement, but what is displayed on the serial...[Details]
What
is camera clarity/subject/leveling?
Clarity
Also known as "image circle", the ability of a photographic lens to clearly show fine textures. The reflected light poi...[Details]
When measuring the insulation resistance, it is necessary to measure the insulation resistance value between each two-phase winding and between each phase winding and the chassis to judge the insulat...[Details]
When the program was run, it was found that the performance was different when booting from Nand Flash and Nor Flash. It is set to Nand Flash boot without any problem and displays ABCDE... If it ...[Details]
Preface
In response to the embarrassment that Tesla electric vehicles only have two USB-C output interfaces, Baseus has launched a dedicated expansion dock. This expansion dock expands the ori...[Details]
The program of this instrument mainly consists of keyboard, display program, AT24C01A reading and writing program, signal generating program and other parts. The following is an analysis of so...[Details]
DMA is a bus that copies data from one address space to another without using the CPU, which reduces the burden on the CPU and allows it to focus more on data operations. In order to reduce the burde...[Details]
Multifunctional Alcohol Pencil Eraser Abrasion Resistance Tester Introduction: Marked Water Resistance Alcohol Abrasion Resistance Tester is suitable for testing the dissolution resistance of key sur...[Details]
Due to the extensive use of nonlinear electronic components in power systems, the problem of harmonic pollution is becoming increasingly serious. When the harmonic content exceeds a certain limit, ...[Details]
Up to now, more than 180 models have been tested based on the CC-1000T intelligent cockpit evaluation system of Cheyun Research, of which more than 79% have the ability to upgrade via OTA, and more...[Details]