[table=98%][tr][td][table=90%][tr][td]A short man walked into the circus manager's office and said, "I can perform a lot of acrobatics on your stages." "Really? What can you do?" "For example, I can s...
By Bonnie C. Baker, Texas Instruments Why are instrumentation amplifiers so often misunderstood? The three-op-amp instrumentation amplifier shown in Figure 1 appears to be a simple structure because i...
My development board is ARMSYS2440, and the operating system I ported is wince 5.0. The LCD I used originally was a 320*240 L35T32. Due to project requirements, I changed it to a 800*600 L80T86 LCD. A...
The third lesson explains Timer, which is basically the same as the TimerA module of the previous 430 series. It should be noted that TACCR0 is an independent interrupt source, and its interrupt servi...
The HGI HC32F460 series supports the USB FS protocol stack, and the CDC VCP virtual serial port is provided with a virtual serial port example in the previous HGI SDK version (hc32f46x_ddl_Rev1.2.0).
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After using the SetWindowText method to change the Caption of a button in the main dialog box (e.g., changing the original Caption "Connect" to "Disconnect" through SetWindowText), if the program subs...
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]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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]
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]
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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]