The protector made of 430 MCU and SIM300 module uses SMS to control the device. Now there is a problem. When the protector is powered off or turned off, the device will not execute the command, but it...
I'm using the 9263 version of ateml, and now I want to change it to Mitsubishi's AA065VB01 640*480 display. I've been trying for a week, but I still can't adjust it. I feel like I'm going to collapse....
[i=s]This post was last edited by weiwei4 on 2019-1-21 11:49[/i] Rapid IoT Studio online IDE This is quite easy to use. You can program without typing code. How to start? Why not turn on a lamp first!...
As the title says, because of the project needs, I urgently need examples in this regard (I must have examples, I already have a lot of information, but none of the examples can be adjusted), I hope a...
I'm writing a FLASH driver recently and encountered the following problem. I'd like to ask for your help. jelline@126.com(1) Clock frequencyThe FLASH timing generator frequency is required to be betwe...
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]
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]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[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]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[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]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[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]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[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]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[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]
Stepper motors have been widely used in automatic or semi-automatic equipment such as CNC machine tools, medical equipment, and instruments. The usual way to control stepper motors with computers i...[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]