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We all know that driverless cars are the future of automobile development. But there have been different opinions in the industry about when fully driverless cars can be realized. However, on the r...[Details]
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1. Concept of timer/counter of MCS-51 microcontroller In a single-chip microcomputer, the relationship between pulse counting and time is very close. Each time a pulse is input, the value of the cou...[Details]
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IT Home reported on November 6 that Nokia 6300 and 8000 are about to return. According to NokiaPoweruser, it is rumored that these two phones will be equipped with KaiOS phones, both will be 4...[Details]
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ARM assembly has ldr instruction and ldr, adr pseudo-instructions, they can all use label expressions as operands. The following will illustrate their differences by analyzing a piece of code and the ...[Details]
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On December 19, China Mobile launched TD-LTE/FDD LTE converged commercial services in Hong Kong on the 18th. On the same day, China Mobile recruited hundreds of friendly users in Shenzhen. So f...[Details]
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Inductors are commonly used components in switching power supplies. Since their current and voltage phases are different, theoretically, the loss is zero. Inductors are often energy storage compone...[Details]
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This is a very easy to build, yet very accurate and useful digital voltmeter. It is designed as a panel meter and can be used for DC power supplies or other places where it is necessary to have an acc...[Details]
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White LEDs are usually driven by a constant DC current source to maintain constant brightness. In portable applications powered by a single lithium-ion battery, the sum of the voltage drops across the...[Details]
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On June 26, 2017, China's new generation of high-speed rail "Fuxing" realized its first two-way service between Shanghai and Beijing, with a maximum speed of 400 kilometers per hour and a standard ...[Details]
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As the fourth generation of green, energy-saving, power-saving and long-life lighting fixtures, LED light sources have emerged, attracted widespread attention and developed rapidly. The current L...[Details]
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On the morning of July 26, 2017, the first new energy intelligent networked logistics vehicle industry innovation seminar was held in Caofeidian, Hebei. Mr. Hu Zelin, general manager of Thornton Ne...[Details]
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1. Flexiforce Sensor
Flexiforce is an ultra-thin and flexible printed circuit that can be easily integrated into a variety of applications. Due to the paper-thin structure of Flexiforce, t...[Details]
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The wave of artificial intelligence has swept the world, and the enthusiasm of the people has only increased. In this long-lasting AI craze, the demand for AI chips has continued to soar, and data ...[Details]
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Recently, the Tianjin Municipal Bureau of Industry and Information Technology, the Municipal Cyberspace Administration, the Municipal Development and Reform Commission, the Municipal Science and Te...[Details]
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1. Why do we need DMA?
First, let's look at the serial port to transmit information: sending strings.
Send function: Add the following send function in uart.c:
Next c...[Details]
Discrete Device
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