Author: ST Engineer
Click to download the pdf document:Problem: Huawei smartphones cannot search for BLE devices based on BluencG-132.
1. Confirmation failure phenomenon is as follows:1) Test Item 1
C...
I am using a TM4C129 development board. When debugging CAN communication, it works in LOOPBACK mode. Another board connected with a CAN chip can also receive signals. However, it does not work in BASI...
The current product uses the STM6601 chip, but it is out of stock. Now we want to replace it with a domestic chip. Let me briefly talk about the functions of this chip.
This chip is always powered, an...
Who knows about BMS protection delay?Overcharge voltage protection delay, overcharge protection release delay, over discharge voltage protection delay, discharge overcurrent protection delay----------...
This paper presents a temperature intelligent monitoring instrument based on ATMET's 89C51 single-chip microcomputer. The monitoring instrument has the functions of automatically recording the thre...[Details]
UPS is a third-generation power frequency pure online intelligent UPS developed with brand-new digital technology to meet the power supply reliability requirements of China's power grid environme...[Details]
China Energy Storage Network News:
Cailian Press (Beijing, reporter Xu Haidong) reported that the construction of new energy is in full swing, and the construction of a new power system is ...[Details]
As climate change and environmental sustainability become more and more important, horticultural automation has ushered in unprecedented opportunities. Recently, Scythe Robotics has expanded its pr...[Details]
Since the P0 port has no pull-up resistor inside and is open-drain, no matter how strong its driving capability is, it is equivalent to having no power supply and needs an external circuit to provide ...[Details]
At present, substation integrated automation technology has been widely used in my country. However, there are still some technical limitations in the application of the current substation integrated ...[Details]
Use your eyes to judge the three poles of a three-pole tube The N region (or P region) in the middle is called the base region, and the regions on both sides are called the emitter region and the...[Details]
Last night, Huawei officially released the new generation imaging flagship P50 series. After a long delay, it finally brought a satisfactory flagship work. Although there are some regrets in te...[Details]
Recently, we learned from BYD officials that MCU-microcontroller unit, as the core of internal calculation and processing of automotive electronic systems, is the key to realizing automotive intellig...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
It is common for the resistance range of a multimeter to be burned out due to incorrect range selection.
Take the R×1 range of the U-10 multimeter as an example, and its simplified circuit is shown i...[Details]
I recently discussed with several friends the trends in battery management systems and electrical design in battery systems. We all believe that in the evolution of technical solutions, the dominant ...[Details]
The day before yesterday , Toyota held a press conference in Tokyo with the theme of "Toyota challenge Aiming to Popularize BEVs". This topic contains a lot of connotations. 1) Toyota's global mark...[Details]
Hypertension is a serious chronic disease that greatly increases the risk of cardiovascular disease and is one of the major causes of premature death worldwide. Data shows that the number of hypert...[Details]
Analog electronics
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