InfrastructureIPv6: IPv6 is an Internet layer protocol for packet-switched internetworking and provides end-to-end datagram transmission across multiple IP networks.6LoWPAN: It is the acronym for IPv6...
[i=s]This post was last edited by qwqwqw2088 on 2021-3-12 08:48[/i]Since the shortage of 8-inch wafers began in the second half of last year, the price of STM32 microcontrollers has skyrocketed, with ...
[i=s]This post was last edited by Hot Ximixiu on 2021-10-28 07:42[/i]1. OverviewIn the subsequent GPRS control, 3G module and other aspects, AT commands are used for control, and AT commands gradually...
#define MQTTString_initializer {NULL, {0, NULL}}
What does this mean? I know that MQTTString_initializer is equivalent to {NULL, {0, NULL}}, but what does {NULL, {0, NULL}} mean?...
From: https://forum.micropython.org/viewtopic.php?t=8316p=47337#p47337STM32H7/F7 supports custom polynomials, so it can calculate multiple CRCs, while STM32F4 can only calculate the fixed CRC32.@micro...
Recently, Yao Ruojun, deputy secretary of the Party Committee of Guangdong Investment Energy Group, secretary of the Party Committee and chairman of Zhengrun Group, secretary of the Party Committee...[Details]
Boolean processing is an important feature of the MCS-51 series of microcontrollers, which is set up for practical application needs. Boolean variables are also switch variables, which are operated i...[Details]
introduction
The fume hood controller is a microcomputer controller on the fume hood. The microcomputer is used to perform complex logical calculations and controls to manage the operation of v...[Details]
1. What is RF?
Answer: RF stands for Radio frequency, which mainly includes wireless transceivers.
2. What are the frequencies of mobile phones in the world today (CDMA, GSM, landline, PHS, anal...[Details]
On December 17, today, Tianyi Terminal's official Weibo announced that it will hold a new product launch conference at 19:08 on the evening of December 20 to officially release the new Maimang 10 p...[Details]
On August 20, State Grid Liaoning Electric Power Co., Ltd. organized its employees to build a three-dimensional real-scene visualization comprehensive display application of the power distribution ...[Details]
What is deep into the ear and what is shallow into the ear? There is no standard for this at present. My personal opinion is that all tubes + earmuffs are deep into the ear, and vice versa. (As sho...[Details]
How to configure the serial console of iTOP-4418 as a normal serial port. In the final product, if an additional serial port is needed, the debug console serial port can be used as a normal serial po...[Details]
1. Introduction
Why do we need to study the process of MCU function switching? In fact, I wrote a simple real-time operating system for 51 MCU in the summer of 2020, which has a simple preempt...[Details]
Below are the I2C basic level simulation functions and common functions implemented using ordinary C51. /* Level simulation function and basic read and write function void IIC_Start(void); ...[Details]
ASUS LCD screen sales are successful, and it has achieved the best market share in Japan. ASUS said that according to the latest statistics from BCN, an authoritative Japanese IT media, the company's...[Details]
1 Introduction 1.1 Question Requirements and Analysis Title: Design of waveform generator based on 51 single-chip microcomputer, that is, the 51 single-chip microcomputer controls the generation of v...[Details]
Abstract: HT3670C is a CMOS VLSI chip designed by HOLTEK for electronic drum response applications. This paper introduces its internal structure, characteristics, functions and typical applications, a...[Details]
0 Introduction
In the scientific research process of various aircraft systems, there are usually two ways to test dynamic data: one is radio telemetry, and the other is to use a dedicated tran...[Details]
A variable frequency drive (VFD) is an electronic device used to control the speed of a motor. It achieves speed regulation of the motor by changing the frequency and voltage of the motor power sup...[Details]
RF/Wirelessly
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