[i=s]This post was last edited by philips_lu on 2021-3-7 00:25[/i]This is a post that I was planning to start before the New Year, but with two kids and all sorts of messes I've put it aside until now...
1. Introduction The rapid software development solution provided by the StellarisWare software library is indispensable for the powerful TI Stellaris series M3/M4 . As part of the TI StellarisWare lib...
I use the pca9564 chip to hang on the address data line to implement the i2c function. I am currently writing a driver and using the i2c-pca-platform provided by the kernel. I saw that a device must b...
[backcolor=white][size=4] The precision of floating point numbers is determined by the number of digits in the mantissa. Most numbers will have errors when expressed as floating point numbers. These e...
I am new to this. I want to modify a mouse and add an additional function. But I don't know how to do it? Is there any shortcut, such as a chip, that can directly implement the USB protocol? Please gi...
[align=center][align=left][color=rgb(51, 51, 51)][font=-apple-system-font, BlinkMacSystemFont,]BlueNRG is the name of a family of low-power Bluetooth radio transceivers from STMicroelectronics. BlueNR...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
1. Introduction
The advancement of USB technology makes designers prefer USB interfaces in PC peripheral development. However, existing
virtual instrument
development platforms such...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
Since the early 1950s, when ultrasound detection began to be used in the medical field, ultrasound diagnostic technology has made great progress. Ultrasonic diagnostic instruments are of various fo...[Details]