At the ongoing Shanghai International Auto Show, Volkswagen Group released the C Coupé GTE concept car for the first time in the world, which represents a new design approach for Volkswage...[Details]
Regarding the point of "via cover oil" and "via opening window" (the difference between the usage of VIA and PAD), many customers and design engineers often ask what this means when placing an order ...[Details]
After returning to Apple in the late 1990s, Steve Jobs proposed a 2×2 product planning matrix to simplify Apple's bloated product lineup at the time. The grid is divided into four blocks, horizontall...[Details]
SBUF---Serial port data buffer register
The MCS-51 serial port has two physically independent serial data buffer registers SBUF, and these two buffer registers share an address 99H (they are both byt...[Details]
Chinese character display screens are widely used in bus station announcements, advertising screens, etc. This article introduces the production of a practical Chinese character display screen. Consid...[Details]
Speakers and receivers are usually used in battery-powered portable audio devices. Class D audio power amplifiers (Smart PAs) are used to drive speakers to provide high-power audio signals. However...[Details]
As shown in the figure, it is a photoelectron pulse omission detection circuit. The detector is composed of a photoelectron slot switch H13B1, a dual time base circuit 556, a monostable trigger and a ...[Details]
1. First, there is a difference in the startup file. In the startup file of 107, there is no clock initialization before entering the main function, but 407 has SystemInit() before main. 103 are as f...[Details]
The C160 current clamp has the advantages of the C30 series of old product current clamps. On this basis, it has been improved in terms of safety, practicality, ergonomics and measurement performance...[Details]
;---------------------------------------------------------------------------------------- P1 port is connected to 4×4 buttons. Common methods for reading key values are "table lookup method" and "i...[Details]
Recently, major lithium battery companies in Japan and South Korea announced their second quarter performance reports. The most outstanding performance was achieved by the South Korean power batter...[Details]
In the STM32 firmware library and the provided routines, assert_param() can be seen everywhere. If you open the stm32f10x_conf.h file in any routine, you can see that assert_param is actually a macro ...[Details]
Beijing time, April 25, according to foreign media reports, Tesla 's application to the US Federal Communications Commission (FCC) for millimeter wave sensors and anti-theft measures for child protec...[Details]
According to Reuters, Samsung's Gumi factory, which had just resumed work on the 24th, announced today that it would temporarily suspend work again, and the resumption time is scheduled for the after...[Details]
One of the main challenges facing power engineers today is that as commercial electronic products become increasingly versatile and their size continues to shrink, there is less and less space left...[Details]
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