In a distributed network, the uncertainty of network transmission delay leads to poor synchronization accuracy when triggered by network commands. At the same time, due to the dispersion of the locati...
When I was watching the news the day before yesterday, what caught my eye the most was, haha~~~, a "normal" economic news: Lenovo International's Yang Yuanqing "angrily" accused the US congressman of ...
[i=s] This post was last edited by fdsf on 2022-10-5 13:27[/i]Here are the pictures first.Where Z1 is the impedance of C1 and R1 in series, and Vdc is the DC component of the input signal Vin. I want ...
Guan Guan saw the news shared on Qin Hengjia’s official account: The online customization platform for PD fast charging protocol chips is launched. It sounds interesting. Are you interested in this? ?...
Development board for this event: ST NUCLEO-L452RE
Source: STMicroelectronics
Number of development boards: 4ST NUCLEO-L452RE
STMicroelectronics STM32L4 32-bit MCU + FPU is an ultra-low-power microcon...
Infineon SAK 32-bit automotive MCUs, which have soared in the first half of the year, have finally dropped in price recently, and there is a trend of getting lower and lower. After searching Moments ...[Details]
With the rise of global environmental awareness, energy saving and power saving have become the current trend. The LED industry is one of the most watched industries in recent years. So far, LED pr...[Details]
There are two types of diodes used in PWM DC/DC converters in switching power supplies: fast recovery diodes and Schottky diodes.
1 Fast recovery diode
In a switching power supply, in add...[Details]
On March 27, at the Zhumadian UHV Converter Substation located in Dazhu Village, Caigou Township, Shangcai County, Zhumadian City, Henan Province, after temperature measurement, disinfection, prote...[Details]
When we need to test the logic circuit of the microcontroller interface, the test work is required not to affect the state of the circuit under test. In this circuit, if a multimeter is used for t...[Details]
There are many instruments with rotating functions in production and life. We all need to measure their rotation speed continuously to ensure that the instrument can work better. This requires the as...[Details]
The circuit in Figure 1 is an edge-triggered monostable circuit based on a previous design of an edge-triggered parabolic pulse generator (Reference 1). This circuit makes a simple but significant cha...[Details]
Selling the factory for 630 million and laying off 1,500 employees, can the former Android king make a comeback? Recently, HTC, one of the early Android "kings", was reported to be "done" because i...[Details]
Some analysis from Gaylor Montemasson-Clare, a senior economist at Trade, Industrial Policy and Strategy (TIPS) in Johannesburg, shows that South Africa imported $650 million (R12 b...[Details]
At the "2019 Third China MEMS Smart Sensor Industry Development Conference" held in Bengbu recently , Li Ke, vice president of CCID Consulting, gave a keynote speech on the current status and future ...[Details]
This afternoon, Xiaomi released the Mi Band 5 as promised, which is still divided into standard version and NFC version, priced at 189 yuan and 229 yuan. At the same time, the price of Mi Ban...[Details]
Today, electricity demand is rising, incandescent bulbs are being banned, and nuclear power policies are changing; although fluorescent lamps and compact fluorescent lamps (CFLs) can save a certain am...[Details]
According to Jiwei.com, according to the Global Times, today, Foreign Ministry spokesperson Wang Wenbin hosted a regular press conference, and a reporter asked about the US Department of Commerce's i...[Details]
1. When P0 is used as the address data bus, V1 and V2 work together to form a push-pull structure. When the level is high, V1 is turned on and V2 is turned off; when the level is low, V1 is turned...[Details]