NB-Iot stands out as a narrowband Internet of Things technology in various industries, and its applications cover multiple fields. In this article, the editor of Jixun will explain the main applicatio...
[i=s]This post was last edited by ddllxxrr on 2021-5-16 15:55[/i]This chapter really shocked me, because I didn't understand a lot of the knowledge. This is how I have been for many years.
It’s quite ...
Data validity
The data on the SDA line must remain stable during the high period of the clock. The high or low state of the data line can only change when the clock signal on the SCL line is low.Start...
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PrefaceI have been working on motor control for half a year. The most basic motor control is the six-step square wave drive of the brushless DC mo...
I felt great when watching the TI video training course.So I wanted to find the course notes.But I couldn't find them in the technical support, related products, and related downloads on the course pa...
1 Introduction
Since the single-chip microcomputer has the advantages of simplicity, practicality, high reliability, good performance-price ratio and small size, it has been rapidly developed...[Details]
Abstract: In order to simplify the internal control system of automobiles, reduce automobile manufacturing costs, and improve the friendliness of the human-vehicle interaction interface, a new type ...[Details]
1. Project Overview
1.1 Introduction
By the beginning of the 21st century, RFID ushered in a new period of development, and its value in the civilian field began to receive widespread atten...[Details]
The CAN bus design specification has strict regulations on the parameters of the signal edge of the CAN node. If it does not meet the specifications, it is easy to have abnormal working conditions aft...[Details]
vivo released the X60 series of mobile phones at the end of 2020 and the beginning of 2021. The X60 and X60 Pro are equipped with Samsung Exynos 1080 chips, while the X60 Pro+ is equipped with...[Details]
Production plan:
This thermometer uses an intelligent temperature sensor DS18B20 as a detection element. The temperature measurement range of this element is -55~125 degrees, and the highest r...[Details]
1. When using the ohmmeter, remember not to measure with power on. 2. When using a logic pen to detect signals, be careful not to allow the probe to touch two measurement pins at the same time, becau...[Details]
Microwave radiometer is a microwave receiver that uses microwaves for remote sensing and thus detects ground objects. It is widely used in detecting the atmosphere, ocean, vegetation and soil. As...[Details]
The third session of the 13th National People's Congress was held in Beijing. BOE (BOE Technology Group Co., Ltd.) launched AI temperature warning system, AI information release system, digital signa...[Details]
After 3 months of continuous exploration, I finally completed the project practice content of the second phase of the 91arm Academy (the code in the video tutorial is not complete). I saved the relev...[Details]
Introduction
The AWU is used to provide an internal wake-up time reference when the MCU enters the low-power Active Halt mode. The clock of this time reference is provided by the internal low...[Details]
Ookla, the developer of the well-known speed test application Speedtest, conducted 5G battery consumption tests on some flagship SoCs from popular brands such as Qualcomm, Samsung, Google and MediaTe...[Details]
I don't know why, it is clearly a power hybrid, but in the domestic industry it is called "hybrid power"? For example, in English, "Series hybrid (series hybrid), Parallel hybrid (parallel hybrid)"...[Details]
Use the IN0 channel of ADC0808, input CLOCK is 500KHZ, and use AT89C51 microcontroller ADDA, ADDB, and ADDC of ADC0808 are 000, corresponding to channel IN0 ADDA, ADDB, ADDC of ADC0808 are 001 co...[Details]
The automatic test system for airborne electronic equipment needs to perform functional testing on hundreds of components, involving many types and quantities of signals. These signals are divided ...[Details]