【Foreword】
[Qinheng RISC-V core CH582] BLE lighting https://en.eeworld.com/bbs/thread-1195457-1-1.htmlI used E4A to make a small program for lighting a light, but that small program was a one-way cont...
GSM/WCDMA/TDSCDMA/LTE/5G NR frame structure,LTE:36_211_TDD_DL_FrameStructure.png5G: NR_Numerology_FrameStructure_u_0__NormalCP_38_211_01.png
The meaning and physical relationship of access channels, b...
I have three waveform inputs here, triangle wave, sine wave, and rectangular wave, and an external control voltage 0-10V
What kind of circuit or IC can select these three waveforms and output them sep...
I don't quite understand this op amp. There are a few things I don't quite understand. Please give me some advice:1. I don't quite understand the negative feedback. How to calculate the gain? 2. What ...
HUBER+SUHNER has launched a 3D waveguide antenna, the first long-range 3D metal-plastic radar antenna designed specifically for ADAS systems. It enables object detection with the highest accuracy whi...[Details]
There are different circuit
structures
based on different considerations.
Most DC
power
converter circuit structures include input
capacitors
and ...[Details]
With the arrival of summer, a "real small screen" mobile phone that can be controlled with one hand and has mainstream performance may become the obsession of some friends. Domestic manufactu...[Details]
Fukuoka City and the Fukuoka Smart House Consortium held a tour of the smart house being tested in Fukuoka City on March 17-18, 2011. The smart house features a new power control system that combin...[Details]
According to how temperature sensors are used, they are generally divided into two categories: contact and non-contact. 1. Thermocouple, thermal resistance contact type According to the thermal...[Details]
When designing the PIC microcontroller circuit, pay attention to the download interface line sequence, especially RB7 and RB6. The line sequence is MCLR---VDD---GND----RB7---RB6 ...[Details]
Medical education attaches great importance to practical operation. Without clinical practice, qualified doctors cannot be trained. One of the bottlenecks in the training of modern medical talents is...[Details]
Recently, Jingtong Semiconductor (JTM) completed a seed round and seed+ round financing of tens of millions of RMB. The investors are Silergy Semiconductor Technology (Hangzhou) Co., Ltd. and Yongchu...[Details]
On the evening of May 16, NIO's official Weibo account announced that a NIO ES8 near Anli Road in Jiading District, Shanghai, caught fire and began to emit smoke. Firefighters rushed to the scene and...[Details]
According to foreign media reports recently, the total cost of Huawei P30 Pro is about 363.83 US dollars. Subsequently, foreign media disassembled the P30 Pro, and the disassembly results showed that...[Details]
1 Overview
Oscilloscope probes are essential to the accuracy and correctness of measurement results. They are electronic components that connect the circuit under test to the input of t...[Details]
The initialization program of S3C44B0 is to initialize various key registers, establish interrupt vectors, and then transfer to the main function to execute the program. However, S3C44B0 does not sup...[Details]
Auto-coupling step-down starting and soft starting are two common motor starting methods. They each have their own advantages and disadvantages and are suitable for different application scenarios....[Details]