It has been a long time since we heard about LoRa. Just when people had forgotten about it, an announcement from the Ministry of Industry and Information Technology once again brought it to the forefr...
As a system hardware design engineer, are you still worried about choosing a cost-effective isolation solution for multiple power outputs? The merger of ADI and Linear is a powerful combination. For s...
In the process of building FSM, I encountered a problem:
The PPT says that 02 selects V+, but in practice I can't select X+ with 01, but 0x80 selects X+, 0x40 is X-, 0x20 is Y+...
Therefore, I feel th...
A few questions about switching power supplies, as shown in the picture. If anyone on the forum is familiar with switching power supplies, please help reply....
[i=s]This post was last edited by QWE4562009 on 2021-7-23 13:46[/i]CC2540 transmission power is not enough (for example, not enough to 0dbm), how can it be solved? The impedance is already 50 ohms....
When data is to be sent through the network card, the upper-layer protocol entity calls the function hard_start_xmit(). In our driver, this function is mapped to the DM9000_wait_to_send_packet() func...[Details]
introduction
In wireless Bluetooth speakers, home audio systems, car audio and other products, Class D amplifier chips are becoming more and more popular due to their high efficiency and SMD p...[Details]
【National standard】
No more than 0.4 watts/square meter
【Experimental samples】
●The wireless router is Linksys54G wireless router produced by Cisco
●The devices connected to the wir...[Details]
1. Uneven velocity distribution and the presence of secondary flow in the pipe are important factors affecting the measurement accuracy of the turbine flowmeter. Therefore, the turbine flowmeter has c...[Details]
A Bode plot with three poles and one zero will be used to analyze the gain and phase margin. Assuming a DC gain of 80dB, the first pole occurs at 100Hz. At this frequency, the slope of the gain curve...[Details]
Low frequency pulse radar level meter is a kind of radar level meter, which is relative to high frequency radar level meter. So, what is the working principle of low frequency radar level meter? What...[Details]
After Geely Holding's high-end vehicle project with an investment of 9 billion yuan settled in Wuhan Economic Development Zone, Hubei Province in April last year, in December last year, Geely Group's...[Details]
F loop statements are widely used and are used in programming. Being able to read these program statements can help you better understand the control principles of electromechanical equipment...[Details]
Qualcomm (Qualcomm) yesterday released the next generation Snapdragon XR platform - XR2+ Gen 2 on the eve of the US Consumer Electronics Show (CES). The new SoC promises 4.3K resolution to each eye a...[Details]
On April 27, the City Intelligent Energy Management System (CIEMS) independently developed by the State Grid Xiong'an New Area Power Supply Company officially entered Huawei's Yanxuan Mall, and com...[Details]
According to CCTV News, on August 17 local time, the Tagansky District Court No. 422 in Moscow, Russia ruled that the American Internet company Google had committed five administrative violations in ...[Details]
Nissan Motor, Japan's third-largest automaker, said on Thursday that it is grappling with negative conditions such as chip shortages, rising raw material costs and the COVID-19 pandemic, which will r...[Details]
introduction
With the continuous development of embedded technology, the ARM microcontroller with high performance, low power consumption and low price of 32-bit RISC chip has shown a strong deve...[Details]
In recent years, new energy vehicles have developed rapidly, and the strong support of the country has played a key role in this. A series of support projects have brought domestic new energy vehicle...[Details]
On November 12, at the opening ceremony and plenary session of the 31st China Society of Automotive Engineers Annual Conference and Exhibition, Li Jun, academician of the Chinese Academy of Enginee...[Details]
RF/Wirelessly
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