This product uses Qualcomm CRS8635, Bluetooth version 4.0+, and is officially claimed to be able to play music for 10 hours and standby for 240 hours. After unpacking it, I didn't see the battery capa...
Medicines are special commodities. If the wrong medicines are used for patients, fake medicines, inferior medicines or expired medicines are used, it will threaten people's health and life. In recent ...
I bought a development board: ADN8834CP-EVALZ to control the temperature of the laser module, but the temperature cannot be controlled. My approach is as follows:1. I want to control the temperature a...
Author: Zheng Huimin Source: Amplifier parameter analysis and LTspice simulation
Due to process limitations, there is a voltage difference between the amplifier's input voltage range, output voltage r...
The MCU source program is as follows:/*****What to send with the serial assistant and what to reply****/#include "msp430f5529.h"
// ACLK = REFO = 32768Hz, MCLK = SMCLK = default DCO/2 = 1048576Hz
// P...
The author is a newbie who has been studying 51 single-chip microcomputers recently. I am just getting started. Yesterday, the author wrote a program about a running light and a buzzer. The single-chi...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
With the explosive growth of electronic functions in cars, will more and more luxurious cars endanger the safety of passengers? This is the origin of the problem of over-electrification of cars. What ...[Details]