How to measure the distance between two nodes (cc2530)? Currently I use afIncomingMSGPacket_t in the z-stack protocol stack to read the rssi value. Now I don't know what algorithm to use to calculate ...
[i=s]This post was last edited by hujj on 2019-1-9 10:45[/i] The ST NUCLEO-G071RB[/color][/align] development board used in this review comes from the [color=#008000][backcolor=transparent][font=Tahom...
As shown in the picture, today is the day to eat eel in Japan, the official name is "Tu De Chou Day". Tu: Saturday in Japan. Monday to Sunday are called like this in Japan, Yue Yao, Tu Yao, Wed Yao, T...
The power amplifier I made before burned out. Recently, when I was doing analog-to-digital conversion, I thought of a Class D power amplifier, so I built one on a breadboard to get a feel for it. If t...
This material explains electronic circuits in the form of comics. It is a very practical book. Compared with our traditional textbooks, it has several outstanding features. First, the comic format is ...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[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]
RF/Wirelessly
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