I would like to ask, after the Flash Memory Protection Read Enable bit in LM4F230 is cleared, the corresponding block is prohibited from being read. Does it mean that it cannot be read as data in one'...
[font=微软雅黑][size=4]Although the first batch of SensorTile finalists have been announced, the registration has not yet closed. [b]The deadline is January 8th[/b], [/size][/font][font=微软雅黑][size=4]Those...
I don't know why, I designed it, after shorting jp1 and jp2, the computer always shows that the USB device cannot be recognized. Shouldn't it be recognized as a USB disk to upload firmware? I don't kn...
[i=s]This post was last edited by 1428662475 on 2017-1-11 10:34[/i] Hardware: STM32F103ZE+DM9000 Software: RT-Thread+lwIP This is not a literacy post, so I can't share the specific implementation proc...
I bought this (about measurement) and selected papers (more than 30 yuan). I only bought this much and uploaded it here. You need a special reader to read it. You can download it online. Search "CNKI"...
[align=left][font=宋体]I have just started learning this aspect. My teacher assigned this type of question. I would like to ask an expert to design a schematic diagram and explain it at the same time. D...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
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]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]