1. Receiving goods
The RF NB-IoT development board from Essence arrived on time. It also provided a mobile data card and antenna, which activated the computing traffic as soon as it was connected to t...
[i=s] This post was last edited by tiankai001 on 2018-12-19 16:41 [/i] [size=4] I saw a post on Baidu Tieba that said "It feels wrong to use msp430 programming after using STM32" [/size] [size=4] [/si...
SD card files cannot be copied (6410+wince6 platform) I put a short film on the SD card before. In order to test the playback effect, I double-clicked it and it prompted that the file path could not b...
The following problems exist in the energy consumption of base stations: ● There is a lack of systematic statistical data on the power consumption of base stations; ● The statistical management of art...
[i=s]This post was last edited by paulhyde on 2014-9-15 08:56[/i] Question 1: Automatic current distribution, what does automatic mean? Is it controlled by microcontroller buttons or by changing the l...
The attached is a typical circuit of LM2596, VIN=12V, VOUT=5.0V. Why is an inductor L1 connected to the output pin 2? What effect does the size of L1 have on the circuit?...
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[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]
This article starts with a comparison between two discrete MCUs and a single-chip dual-core MCU (taking LPC4350 as an example), and then introduces the basic knowledge and important features of asy...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
1. Introduction
The human balance ability is the basis for people to carry out various sports. People need balance ability to stand, sit, lie down, and walk. Once a person's balance ability is...[Details]
In a world of accelerated globalization, some major changes have actually taken place as manufacturing moves towards digitalization.
Intelligent software, new materials, sensitive robots, and ...[Details]
Fieldbus technology was born in the mid-1980s with the development of electronics, instrumentation, computer technology and network technology. Fieldbus technology quickly entered various fields with ...[Details]
Google officially launched the new tablet Nexus 7 (center) and multimedia player Nexus Q (right).
MarketWatch reported on Wednesday (27th) that Google Inc. (GOOG-US) finally unveiled the t...[Details]
1 Introduction
With the rapid development of computer systems and communication equipment, the application scope of uninterruptible power supply (UPS) is becoming wider and wider. The demand...[Details]
Quantitative advances in semiconductor device scaling are driving qualitative changes in the design and architecture of system-on-chip (SoC) devices. IC device scaling can enhance power efficiency,...[Details]
Fish attracting lamps are the most important fishing aids in light-lured squid fishing, and can be divided into two categories: above-water lamps and underwater lamps. Underwater fish attracting ...[Details]
An important reason for the low life of LED driver power supply is that the life of the aluminum electrolytic capacitor required by the driver power supply is insufficient. The main reason is that ...[Details]
RF/Wirelessly
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