[p=28, null, left][color=rgb(85, 85, 85)][font=微软雅黑, Tahoma,][font=Times New Roman, Times, serif][size=4]After the microcontroller is powered on, if the clock system is not set, the default 800 kHz DC...
When developing a driver, I don't want to use a real device when debugging. Sometimes I don't even have a real device. Is there any software that simulates hardware devices? (It seems that VMWare only...
The instruction cycle is 12/4MHz=3us, and the electronic clock measures time in seconds. How can the software's daily error be less than 1 second? The crystal oscillator error is not considered. If th...
I don't know what function you use to accurately delay. The function provided in the library keeps saying it's wrong. I don't know where to set or modify it. If you know, please tell me. I've been con...
This is a 12864 initialization program written by myself as a rookie. RS=P5.5; RW=P5.6; LCDE=P5.7;D7~D0=P4 port program. There is something wrong with the program and it cannot be initialized. May I a...
[align=left]PSE108EX V2.0 switch provides power and data transmission from a network node using Category 5 Ethernet cables. 8+2 port Fast Ethernet ports can be used for 10/100Mps connections, of which...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[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]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[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]