There is a certain complementary effect between various access technologies, and NB-IoT can occupy a place in the field of Internet of Things by relying on its technical characteristics.
PART 1/Differ...
I have compiled some frequently asked questions in interviews. I hope these tips will be helpful to you in your interviews.
1. Given an array table, use a macro definition to find the number of elemen...
[font="][size=14px]As we all know, PCB boards are prone to bending and warping when passing through the reflow oven. So how to prevent PCB boards from bending and warping when passing through the refl...
1. Introduction of the WorkThis activity designs a steam sterilizer system, using the IMX1020 evaluation board. The design includes sterilization process control, modbus master module, temperature con...
During the recent test, it was found that the data read by STM32 ADC using DMA mode would appear as follows
I started to suspect that it was high-frequency interference from external signals. After a ...
ECG ten electrodes and 12 leads1. I don't know much about how to obtain electrocardiogram information using ECG. Why is ECG called 12-lead when it only has ten electrodes? What is the relationship bet...
After Tesla's "sledgehammer on the door", Nvidia released a chip called "Orin". Regardless of what the "ethical issues" are, Huang Xiaoming gave several technical parameters at GTC China 2019: 17...[Details]
0x00 Introduction This article mainly implements SDK-related operations for Lianshengde's W806 chip under Linux, including but not limited to specified burning, erasing, and compiling. 0x10 Prepara...[Details]
Small portable electronic systems have been developing continuously, such as mobile phones, PMP (personal media players), DSC (digital cameras), DVC (digital video cameras), PME (portable medical e...[Details]
Basic characteristics of ds1624
ds1624 is a powerful digital temperature sensor produced by Dallas. It is simpler to control than ds1620 of the same series, and has higher resolution than ds16...[Details]
According to foreign media reports, researchers at King Abdullah University of Science and Technology (KAUST) in Saudi Arabia have discovered a method that can significantly increase the speed of tra...[Details]
The market value successfully exceeded HK$500 billion, pushing this platform focusing on food, drink and entertainment to the third largest Internet company after Alibaba and Tencent, so that the In...[Details]
1 Introduction
With the rapid development of microelectronics technology, the price of single-chip microcomputers has become very low, especially ATMEL's 89 series single-chip microcomputers,...[Details]
On May 16, State Grid Corporation of China Chairman and Party Secretary Kou Wei, General Manager and Deputy Party Secretary Xin Baoan held talks with North China Electric Power University Party Sec...[Details]
Many people confuse mobility scooters for the elderly with electric cars, thinking that mobility scooters for the elderly are electric cars. In fact, mobility scooters for the elderly are low-speed...[Details]
1 Introduction The gearbox in a wind turbine is an important mechanical component, and the performance of the bearing plays a vital role in the performance of the gearbox. According to user requi...[Details]
According to the identifier codes, the S8 chip in the Apple Watch Series 8, Apple Watch Ultra, and Apple Watch SE 2 has the same CPU as the S6 and S7 chips. The CPU in Apple's S8 SiP carries the sam...[Details]
Formation of PN Junction
On a complete silicon wafer, different doping processes are used to form an N-type semiconductor on one side and a P-type semiconductor on the other side, so a PN junction ...[Details]
Irdeto today announced the launch of the latest generation of its industry-leading content security solution - Irdeto Conditional Access System version 3 (CAS3) at IBC2009. Irdeto CAS3 uses the mos...[Details]
The higher the operating frequency of the crystal oscillator circuit, the thinner the chip, and the worse its mechanical strength. Therefore, when the operating frequency is higher than 20MHZ, an ...[Details]
Non-contact temperature sensor, also known as infrared temperature sensor, is a sensor that determines the temperature of an object by measuring the infrared radiation emitted from the surface of t...[Details]