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The variable quality transmission feature of the video surveillance area of interest is very practical in the field of monitoring. The images collected by monitoring cameras have more or less usel...[Details]
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Under the general trend of intelligent development, wearable sensors installed on robots or human bodies have attracted much attention due to their wide applications in the fields of Internet of Th...[Details]
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Note: To use the SPI of S3C2440 to control peripherals, you must connect a pull-up resistor to nSSn to ensure normal data transmission. You can find another I/0 port to control the chip select of 74H...[Details]
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LED dot matrix module displays the number 0 #include reg51.h #include intrins.h typedef unsigned char u8; typedef unsigned int u16; sbit SRCLK=P3^6; sbit RCLK=P3^5; sbit SER=P3^6; u8 ledduan ={...[Details]
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1. Detailed explanation of SPI subsystem block diagram:
There are two types of devices on the SPI bus: one is the master end, which usually appears as a submodule of the SOC system. For exampl...[Details]
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As a must-have kitchen appliance, induction cookers have entered thousands of households. However, do you know what an electric ceramic cooker is? Judging from the names alone, the two are very sim...[Details]
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Introduction: The host computer sends a message to the slave computer through the RS232 serial port. The slave computer receives the message and performs two actions: (1) LED light changes. (2) R...[Details]
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From the previous tutorial, we know that the input of buttons and switches is essentially the reading of digital signals. This tutorial will talk about the principle of controlling LEDs, which is the...[Details]
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AnTuTu has just exposed the running scores of the domestic Galaxy Note 10+ 5G and the domestic Galaxy Note. AnTuTu said that they are higher than most Snapdragon 855 phones. Data shows t...[Details]
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1 Introduction
Organic Light Emitting Display (OLED) is a new type of light-emitting and display device. OLED is essentially a thin film device, and its light-emitting layer is a layer of orga...[Details]
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background knowledge:
1
Since the baud rate setting of UART is related to the clock, this article sets FCLK:HCLK:PCLK=1:2:4, FCLK=200MHZ, so the clock setting is introduced first.
It is generally...[Details]
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On November 17, Jiang Shangyi, the former CEO of Hongxin, issued a lawyer's statement saying that he had resigned from all positions including director, general manager and chief executive officer of...[Details]
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Code function:
Make the digital tube display numbers dynamically and carry (count) in decimal
Software environment:
ubuntu+sdcc+sublime+stcflash.py
Hardware environment...[Details]
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The tuning fork level switch is not unfamiliar to people in the instrumentation circle. It is a switch instrument for measuring liquid media that is widely used in industrial sites. Speaking of tun...[Details]
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As automotive companies prepare for intelligence (smart driving and continuous OTA), the speed of automotive networks continues to increase, ushering in a new chapter in technological evolution. In...[Details]
Embedded System
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