This content is originally created by EEWORLD forum user chenbingjy . If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source.Chapter 4: ...
I bought an LSM303DLH magnetic field sensor module online and planned to use the CH579M-R1 development board to drive it. Here is a photo of the module:There are 8 pins on the module, 4 of which are u...
With the continuous progress of society and the development of the Internet of Things, the outdoor application scenarios of electronic products have continued to grow at a high rate. Electronic produc...
Soldering surface for printed circuit boards: HAL lead-free
The HAL lead-free soldering surface provides the best solderability on all surfaces, but the thickness of the tin layer varies.In "HAL Lead ...
"CMOS Low Dropout Linear Regulator" systematically introduces the design technology of CMOS low dropout linear regulator (LDO) chip, including system structure and composition, as well as reference ci...
In the huge battery family, compared with the well-known lithium-ion batteries and lead-acid batteries, sodium-ion batteries have not become the "darlings" of the market due to their limited energy...[Details]
On October 14, ASML released its third-quarter financial report, with net sales of 3.958 billion euros, a year-on-year increase of 32.6%, and a gross profit margin of 47.5%. ASML CFO Roger Dassen tal...[Details]
On May 26, Yiwei Lithium Energy (300014) announced that the company had received the "About Acceptance of Huizhou Yiwei Lithium Energy Co., Ltd.'s Issuance of Convertibles to Unspecified Objects"...[Details]
How Magnetic Locks Work
The design of magnetic lock (or electromagnetic lock) is the same as that of electromagnet. It uses the principle of electromagnetism. When the current passes thro...[Details]
On February 8, GigaDevice released an announcement regarding the proposed signing of a framework procurement agreement and the estimated amount of routine related-party transactions in 2021. The anno...[Details]
On the morning of December 15, the new independent energy storage project (Phase I 50MW/100MWh) in Baili Town, Kaiping City was officially started. After completion, the project will effectively meet ...[Details]
introduction
In a processing control system developed by a certain enterprise, the temperature range is -100℃～600℃, and the measurement error is less than 1%. In view of the temperature measur...[Details]
Wireless charging technology has become a popular standard configuration for mobile phones, and has also spawned a large number of third-party wireless charging accessories. Recently, Japan's Konic...[Details]
1. Connect the wires according to the DC resistance tester wiring diagram; 2. After ensuring that the wiring is stable and reliable, press and hold the test button for 2 seconds to enter the boot...[Details]
According to research by Susquehanna Financial Group, chip delivery times shortened again in August, averaging 26.8 weeks, slightly lower than the previous month's data, indicating that the global sh...[Details]
1. Overview of Thermal Management System for New Energy Vehicles
Automotive thermal management refers to the overall control of vehicle heat and ambient heat from the perspective of the system...[Details]
Methods of expressing measurement error: absolute error and relative error. 1. Absolute error Definition: δx = measured value x – true value a0, actual calculation formula: δx = x – actual value a ...[Details]
As cars are equipped with more and more electronic devices, their reliability and comfort have been greatly improved. But when you are enjoying the comfort of the car, do you know that the electronic...[Details]
Recently, the Portables team, a lithium battery (LIBs) recycling incentive alliance composed of Everledger, HP, Fairphone and Call2Recycle, has won the second phase of funding from the U.S. Departm...[Details]
The 89C51 microcontroller has four working modes: reset, program execution, low power consumption, and programming and verification. 1. Reset method (l) Reset Operation Reset is the initialization op...[Details]
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