Generally, there are two types of impedance matching, one is by changing the impedance (lumped-circuit matching), and the other is by adjusting the wavelength of the transmission line (transmission li...
I am using EVC, how do I read the text messages in the SIM card? Does it work by scheduled scanning or what events are triggered when a text message arrives? Can anyone give me some advice?...
Set the spin range to 0-1000 and display as 0.0-100. The processing method is as follows: In OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) strValue.Format(L"%3.1f", (double)nPos/10.0); sp...
TI provides kits, programmers, debuggers, software, GUIs and IDEs to help customers evaluate and develop for MSP430 microcontrollers (MCUs) for sensing and measurement applications. From easy-to-use L...
I recently read the user manual of the ALTREA memory card and have a vague understanding of SOC. Here I will share some of my feelings. If there are any mistakes, please point them out. I personally f...
Contiki does not support the indirect transmission of IEEE802.15.4, but uses RDC instead. Although the purpose is low power consumption, from the overall performance point of view, which one is better...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]
Traditional synthesis techniques are increasingly unable to meet the needs of today's very large and complex FPGA designs implemented in 90nm and below process nodes. The problem is that traditio...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
RF/Wirelessly
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