In Hall W6, the presence of numerous foreigners confirmed the approach of these exhibitors. -------"Our electronic products are sold abroad, not for the domestic market. Why is that? Everyone seems to...
My platform is pxa255 + wce4.2. When adding a custom interrupt, the first thing is to connect the hardware, that is, the interrupt source is connected to a GPIO of pxa255, and the GPIO is set to input...
I checked MSDN and found CLUSCTL_RESOURCE_TYPE_STORAGE_GET_AVAILABLE_DISKS, but it is too annoying to use. Is there a function like _getdrives that can do it with one sentence?...
[font=微软雅黑][size=3]I just bought a new computer. It was supposed to be unboxed, but unfortunately I bought an official refurbished version. Without the original box and film, there is nothing to unbox...
The bitmap drawn in the static LRESULT CALLBACK Proc(HWND Wnd, UINT Msg, WPARAM wParam, LPARAM lParam) function of TCPMP is always covered by other windows. Does anyone know why? Thanks! case WM_PAINT...
When LCD12864 displays images, there are many noises around them. What good suggestions do experts have for removing the noises? I have tried delaying the start of the program and clearing the screen,...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]