1. The sampling method using optocoupler isolation is as shown belowBoth GP9303 and GP8101 are powered by 12V, and the PWM frequency of GP9303 is 10KHz. PC817 optocoupler is used for isolation in the ...
The first question is, which series of microcontrollers should beginners learn? 51, AVR, 430, ARM (including embedded operating system), FPGA, etc. There are so many microcontroller systems at present...
[size=14px]Overview of FPC Proofing: [/size] [size=14px]FPC proofing is the production of product samples. Therefore, FPC proofing is the production of samples entrusted to manufacturers to confirm wh...
The clock sources of MSP430F169 are three: high-speed crystal oscillator XT2, low-speed crystal oscillator XT1, and digitally controlled oscillator DCO. The clock signals generated by each oscillator ...
Now I want to implement a control that can both write text and insert pictures, but RichEdit control cannot be used in EVC. So I want to ask what is the control similar to richedit in EVC? The main pu...
[p=16, null, left][color=rgb(0, 0, 0)][font=Arial, Helvetica, sans-serif, 宋体][size=12px]Today, with the rising labor costs, processing plants are afraid to receive orders for post-welding. Although SM...
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[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]