This article is an update of the earlier article [color=rgb(86, 86, 86)][url=http://blog.chinaunix.net/uid-20543672-id-94364.html]"How to make U-boot boot logo"[/url][/color]. [/size][/font][/size][/f...
Recently, I encountered a problem that seemed incomprehensible at the time: when a function was called, everything was normal during the execution of the function, but as soon as the function was abou...
The program is below. The return value of GPIOPinRead(GPIO_PORTF_BASE,GPIO_PIN_0) using SW2 button (PF_0) seems to be always low. However, the voltage measurement shows that it is high when no button ...
The SAM4S Xplained Pro development board is an evaluation board produced by ATMEL for the SAM4S Cortex-M4 processor. [/font][/color][/align] [list] [*][url=http://www.atmel.com/tools/atsam4s-xstk.aspx...
[i=s] This post was last edited by jameswangsynnex on 2015-3-3 20:00 [/i]The color TV transmitter of the Huangchuan Fudian TV relay station is a product of the Beiguang Factory (" in the early 1990s! ...
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]