Hello everyone! I am working on a project recently. The microcontroller I use is Freescale MC9S12XEP100 with ucos-ii porting. After compiling the project with codewarrior, all the files of ucos-ii are...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] The circuit working principle of the device is shown in the figure below. JS is a very thin metal wire, which is wound around th...
[color=#989898]1. How to choose the package of resistors and capacitors? Are there any principles? For example, the same 104 capacitor has 0603 and 0805 packages, and the same 10uF capacitor has 3216,...
[color=#333333][size=3]In the past two days, when I opened my Moments, almost all of them were about Valentine's Day. I hope that everyone will celebrate if they have a lover, and hold on if they don'...
I used the Code Generator in the CS+ environment to generate some code. I want to operate the Can-related registers, but I find that the read value is always 0, and there is no change when writing any...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[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]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[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]
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]
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]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[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]
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]
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]
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]