[i=s]This post was last edited by mzb2012 on 2017-2-22 22:57[/i] [font=新宋体][size=5] I got my hands on a raspberry 3 a while ago, and I have been doing some small experiments here and there. I find it ...
RT-Thread learning record
1. New Studio Project
2. Brief description of console usage
3. PIN device framework learningUART DeviceFirst, check the UART driver framework under the Components setting. It...
I went to attend TI's seminar yesterday, but I didn't win any prizes, which made me very upset (the first prize was ITouch), but today I received this. Hehe, I'm still very excited....
[i=s]This post was last edited by lcdi on 2020-7-6 11:53[/i]Project BackgroundAny feature can be used as an authentication factor , so vibration can certainly be used. This design will design an authe...
[b]Abstract[/b]: There are many types of semiconductor packaging, from DIP, SOP, QFP, PGA, BGA to CSP and then SIP, with technical indicators more advanced than the previous generation. These are all ...
I have a small medical project that collects weak electrical signals from the human body, amplifies and filters interference signals, and analyzes and feeds back the collected signals. Anyone with exp...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[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]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
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