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#include
#define uchar unsigned char
#define uint unsigned int
sbit scl=P3^4;
sbit sda=P3^5;
void delay0()//about 4us delay
{
;;
}
void delay(uint z)//about 1ms delay
{
uint x,y;
for(x...[Details]
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In the single-chip microcomputer system, LED digital display is usually used to display various numbers or symbols. It is widely used because of its clear display, high brightness, low voltage and ...[Details]
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In two or three years, when you order a takeaway for lunch at work, the person who delivers the food to you may not be a delivery guy, but a robot. "Within two years, we expect unmanned food delive...[Details]
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From the figure, we can draw the conclusion: AC-AC: positive and negative are not connected. Positive-negative: negative to positive is connected, but positive to negative is not connected. AC-positi...[Details]
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Overview
In the past two decades, the rapid development of the global semiconductor industry has driven related software and hardware design to a new level, allowing many relatively complex dig...[Details]
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Recently, four students from the Diocesan Boys' School in Hong Kong developed an ultra-small humanoid
robot
with a height of only 141 mm
, which once again broke the record of "the world's ...[Details]
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In recent years, the security industry has been undergoing unprecedented changes. With the support of emerging technologies such as artificial intelligence, the Internet of Things, cloud computing, a...[Details]
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The B or BL instruction causes the processor to transfer to the "subroutine name" to start execution. The difference between the two is that the BL instruction copies the address of its next instructi...[Details]
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The Nokia BH-805 is Nokia's first-ever headset with active noise cancellation, which actively eliminates and regulates up to 25 decibels of noise in the environment. The Nokia Noise Cancelling Headph...[Details]
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Recently, Volkswagen Group announced that it will launch an in-vehicle control system in the future that can be applied to all its brands. This system is somewhat similar to cross-brand in-vehicle in...[Details]
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Contents The invention belongs to the technical field of pipeline transmission fluid flow measurement, and in particular relates to a through-type small-caliber ultrasonic flowmeter. Background of ...[Details]
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Samsung has announced on Twitter that it will soon release a new Exynos processor. Foreign media said it will most likely be released at the 2019 Samsung Technology Day event tomorrow. The teaser i...[Details]
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Lenovo announced the launch of the world's first 5G computer at the fifth Lenovo Innovation Technology Conference (Lenovo Tech World 2019) held in Beijing. At the MWC in Barcelona in March, China M...[Details]
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In recent years, with the continuous popularity of automobiles, car lights have also continued to develop, from the initial halogen lamps to xenon headlights, and now to LED headlights and matrix LED...[Details]
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Have you ever thought that in addition to comfortable seats, high-quality audio, and satisfying in-car accessories, the automotive glass surrounding the entire vehicle can also become part of the "...[Details]