Wireless transmitters and receivers can be conceptually divided into two parts: baseband and RF. The baseband includes the frequency range of the input signal of the transmitter and the frequency rang...
"TCP/IP Illustrated (5th Edition)" is a network management technology book with both pictures and texts, aiming to help readers understand the basic knowledge of TCP/IP and master the basic skills of ...
[i=s]This post was last edited by MianQi on 2021-8-12 13:37[/i]The entire program is functionally divided into several parts in logical order:1. Declaration, definition and instantiation of pin-relate...
The characteristic of digital RF equipment is that the RF signal no longer uses simple AM or FM modulation, but uses highly complex time-varying modulation, and the signal changes greatly over time. T...
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Apple on Wednesday announced an Apple Pay donation program to celebrate Earth Day, with donations going to Conservation International, its environmental advocacy partner. In an email to Apple Pay u...[Details]
Choosing the right temperature and humidity measuring instrument will improve your work efficiency, reduce your workload, and bring benefits to you and your production. 1. Easy to operate: When cho...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a sw...[Details]
(Hsinchu, Taiwan) Liwang Electronics announced that its security-enhanced one-time programmable (OTP) silicon IP NeoFuse has completed reliability verification on TSMC's N5 process. On the other hand...[Details]
Difference between black box testing and white box testing
Black box
testing is also called functional testing or data-driven testing. It is to test whether ...[Details]
China Energy Storage Network News:
On April 24, the Beijing Power Exchange held a press conference on the power market transaction information for the first quarter of 2020 in Beijing. The pr...[Details]
Abstract:
This paper mainly introduces the solution of source-grid-load-storage linkage based on the new power system.
Through information
communication technology and software ...[Details]
The touch button is mainly realized by detecting the number of oscillations of the RC oscillation circuit built on the board-level system within a fixed time. If the number of oscillations changes si...[Details]
With the widespread application of automotive LEDs,
the automotive industry
has witnessed the transformation from ordinary light sources to LED light sources.
Driven by the megatrends of...[Details]
1. Hardware Principle ARM has 7 working modes, except for user mode, the others are called exception modes. Each exception mode has its own registers, such as SP stack pointer, LR link pointer, prog...[Details]
In recent times, there has been confusion about whether we can still buy the NVIDIA RTX 4090. From crazy price increases to several reversals, it only took two weeks. Recently, there has been more ba...[Details]
Apple iPhone 13 series will not have under-screen fingerprint According to the latest news from the upstream supply chain, Apple has basically completed the design of the iPhone 13 series, and confir...[Details]
Since Tesla Model 3 was the first to be equipped with an inverter based on full SiC MOSFET modules in 2018, global automakers have accelerated the application of SiC MOSFET in automobiles. However, t...[Details]
Purpose Use pwm to achieve breathing as light effect lab environment TBK-RD8T3x development board Implementation principle The RD8T37 microcontroller provides up to 14 channels of PWM. These 14 c...[Details]
There are several types of thickness measurement methods for thickness gauges:
1. Magnetic thickness gauge: Try to use the non-magnetic thickness gauge of the magnetic material supplier. ...[Details]