When verifying the serial port function according to the following example program, the data monitored by the serial port is all 00 00. What is the reason? void main() { uint8_t str[]="mtrliya"; GPIO_...
External structure of the microcontroller:1. DIP40 dual in-line socket;2. P0, P1, P2, P3 four 8-bit quasi-bidirectional I/O pins; (When used as I/O input, a high level must be output first)3. Power su...
We have also made many innovations on the i.MX8M Mini development platform. One important point is that the ITOP-I.MX8M Mini core board power management adopts the PMIC power management chip PCA9450A ...
The sampling rate is above 1M, but the frequency range of the signal is only 37k-43k. FFT will calculate a lot of zeros. Is there any way to calculate the spectrum in a specified range? The current ha...
[align=left][font=微软雅黑, "][size=14px][size=3][color=#000000]Implementation of the Second Kalman Filter[/color][/size][/size][/font][/align][align=left][font=微软雅黑, "][size=14px][size=3][color=#000000]T...
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]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
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]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
Any power transmission and distribution equipment and power-consuming devices cannot be pure resistive loads, so they must occupy a certain amount of reactive power. The existence of reactive curre...[Details]
Many industrial fields such as industrial automation, logistics, and smart grids require that machinery and products be safe and have passed functional safety certification. When developing machine...[Details]
Today's advanced electronic systems for the telecom and datacom markets rely heavily on high-performance, fine-line digital ICs (FPGAs, DSPs, and/or ASICs) to quickly and efficiently process time-s...[Details]
Introduction
With the development of economic level, people's demand for cars is increasing. While cars bring great convenience to our travel, they also pose challenges to the health of d...[Details]
Mobile and portable
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