Working hours of heart rate braceletThe battery capacity of this kind of smart bracelet that can monitor heart rate and even blood pressure in real time is generally less than 100mAh. Some products ca...
[i=s]This post was last edited by chrisrh on 2022-1-4 17:59[/i]1. Unboxing
I communicated and placed an order on TMALL on the afternoon of December 31, 2021 and applied for the board. It was delivered...
Author: Huang Gang, member of Yibo Technology Expressway MediaAccording to normal thinking logic, the routing layer of high-speed signals is generally 0.5oz or 1oz. If you see a high-speed signal on t...
ADCADC is the English abbreviation of analog-to-digital converter, which is an electronic component that can convert analog signals into digital signals. Usually, the signal is sampled and held, and t...
This year is the first year of 5G, so this year we have officially entered the 5G era. Compared with 4G, 5G has a higher frequency, so in order to achieve the same network coverage, the number of 5G b...
The LIS2DW12 is a low-power three-axis acceleration (motion) sensor that supports multiple operating modes and can be used for:Motion Detection for Wearable Devices
Gesture recognition and games
Motio...
Interference, also known as noise, is an electrical signal that is unrelated to the signal and is inserted into or superimposed on the system or signal cable. Interference can cause measurement error...[Details]
Fundraising shrunk by 800 million yuan, the "speed of life and death" in the intelligent driving circle
Recently, there has been another big news in the field of intelligent driving: anoth...[Details]
First, we need to prepare the 51 development board, code software keil4, and burning software (I use the Puzhong Technology burning software). First, we need to understand the working principle. The ...[Details]
On the afternoon of March 13, Great Wall Motors officially announced that its subsidiary Innosilicon had signed a strategic cooperation agreement with France Semiconductor in Shenzhen on March 8. ...[Details]
Recently, the General Administration of Quality Supervision, Inspection and Quarantine issued the "Announcement of the General Administration of Quality Supervision and Inspection on the Quality St...[Details]
Electrification, intelligence, and interconnection are becoming new trends in automobile development. Multiple electronic systems, such as the start-stop system to improve fuel economy, the advan...[Details]
If the vehicle is parked for a long time, or is not started for many days, or is often driven short distances, you can use a multimeter to test the battery voltage. The voltage can be used to determi...[Details]
1. Basic Concepts ADC: Analog-to-digital converter. A device that converts analog signals into digital signals; DAC: Digital to Analog Converter. A device that converts digital signals into ...[Details]
By the end of 2019, the number of uninterrupted power supply operations exceeded 2,000 times, and the number of steps and duration for users to apply for power supply was reduced by nearly 1/3, sav...[Details]
How to maintain the pressure gauge of the hydraulic system? The pressure gauge is an instrument that uses elastic elements as sensitive elements to measure and indicate pressure higher than the ambie...[Details]
As a leader in the electronics industry, Sony showcased an electric car called Vision-S at the International Consumer Electronics Show (CES) in January this year. In the fiercely competitive electric...[Details]
I accidentally discovered that the size of the structure I defined was different from what I expected, so I traced the root cause. After a series of experiments, I found that ARM has some inherent pra...[Details]
The conversion between DC and DC mainly refers to the conversion of electrical energy from one voltage value of DC current to another voltage value. As a small power switch module, DC-DC can grea...[Details]
I recently made an ATmega16 board for fun, and downloaded ISP. The 16M crystal oscillator was not set up properly at the beginning, and the internal clock source was used, so the crystal oscillator wa...[Details]
With the development of automotive ADAS, the requirements for vehicle-mounted data transmission rates are getting higher and higher. The corresponding Ethernet transmission rate has reached more th...[Details]
Test/Measurement
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