If you want to refresh the entire screen of the device, use the function InvalidateRect. The first parameter needs to specify the handle of the window to be refreshed. However, the screen window is no...
I used board cutout to make a PCB screw hole, and used keep out to make the board frame. When I checked the board shape and screw holes in the 3D view, there was no problem. However, when I exported t...
[b][size=5][color=#ea3e4b][color=#ea3e4b][url=https://www.eeworld.com.cn/mcu/article_2016111531434.html]The MSP430 family continues to expand with DSP-enabled products[/url][/color][/color][/size][/b]...
[i=s]This post was last edited by a genius boy on 2015-5-20 12:37[/i] I made a USB amplifier using PCM2912A, OPA1632 and TPA3124. Here's a picture of the device, taken with my old broken phone. The pi...
I have been debugging the I2C of 28335 these days and found a very disgusting problem. I set the I2C to the master device sending mode and sent a 0x1e instruction. There is nothing connected to the ou...
[i=s]This post was last edited by littleshrimp on 2015-12-11 14:32[/i]It looks like it was drawn with candence, but I have never used it, so I don’t know if it can be converted to Altium Designer’s fo...
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]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[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]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]