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#include
#define uchar unsigned char
sbit sda=P2^0;
sbit scl=P2^1;
uchar a;
void delay()
{ ;; }
void start() //开始信号
{
sda=1;
delay();
scl=1;
delay();
sda=0;
delay();
}
...[Details]
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The global high-end smartphone market grew by 7% in the second quarter, mainly due to the excellent performance of Chinese smartphone manufacturers in high-end product shipments. However, Apple's pro...[Details]
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In the servo system, AC permanent magnet synchronous motor has become the mainstream choice of servo system because of its excellent low-speed performance, weak magnetic high-speed control, wide sp...[Details]
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My friend Meggie watches everything at 1.5x speed. The habit started when she was forced to watch work training videos and meeting notes on Google, but she also started speeding up the podcasts...[Details]
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The compiler tool used is keil. When using keil to build an stm32 project, a startup file, STM32F10x.s, is generally generated. In the library function provided by st, cortexm3_macro.s and stm32f10x_...[Details]
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0 Introduction
With the development of embedded systems, product functions and power consumption have become increasingly important aspects to be considered in system design. Products that onl...[Details]
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AT&T and Verizon have reportedly agreed to delay the launch of new 5G spectrum, originally scheduled for Dec. 5, so they can work with the Federal Aviation Administration (FAA) to address concerns ab...[Details]
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The California Department of Motor Vehicles released the 2018 Autonomous Driving Takeover Report, which disclosed the technical strength of autonomous driving companies testing on the road in Califor...[Details]
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The schematic diagram of the simulation element is as follows: /*------------------------------------- Function: LCD1602 local dynamic display Description: Display count at a fixed position on the s...[Details]
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Tickets are admission tickets to watch the Olympics, concerts, and attend high-level conferences. With the development of high-quality image input and output equipment, especially the emergence of col...[Details]
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In order to deepen the understanding of 51 MCU instructions for beginners, the instruction execution process is now explained in detail. I hope it will be inspiring to you! The process of microcon...[Details]
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Entering 2020, it is time for major manufacturers to release flagship products. With the hot CES2020 and the arrival of MWC2020 next month, a new wave of flagship mobile phones will be released...[Details]
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introduction
Although traditional oscilloscopes are fully functional, their applications are limited by a series of problems such as large size, heavy weight, high cost, etc. In view of this...[Details]
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Gas chromatography is suitable for analyzing components with a certain vapor pressure and good thermal stability. It can directly analyze gas samples and organic matter that is easily volatile when ...[Details]
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