I need a 1Mbyte serial flash (non-IIC interface). I have ST's 25P80 and ATMEL's AT45DB081. I don't know which one is cheaper or if there is a cheaper 1Mbyte serial flash. My boss is very cost-consciou...
I am a beginner in ucosii. I have a thesis defense tomorrow. The thesis is about the kernel porting of ucosii. I have a development board. Please explain the porting process in detail. My phone number...
The WINCE system crashes irregularly after being powered on. Could you please give me some ideas on how to find the problem? Sometimes the system crashes while running. Could you please give me some i...
It is a success for forum members to share their work problems and gains, and it is also a help to others! To put it in a higher way, it is to make the motherland stronger!...
I recently wrote an IAP-to-APP program. The following problem occurred during burning and debugging: **JLink Warning: T-bit of XPSR is 0 but should be 1. Changed to 1.[/size][/backcolor] I can burn th...
[size=12pt][/size] [align=center][size=16pt][b]2009 American International Medical Equipment and Devices Exhibition[/b][/size][size=16pt][b][/b][/size][/align] [size=10.5pt][/size] [size=10.5pt][b][fo...
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
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