2421 is quite satisfactory in actual test. One is in the room, the other is in another room. There is 30 meters between the two rooms. There is a road across the middle. There are cars passing by. Abo...
Why does the sine wave oscillator circuit output a square wave? Please help [img]data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAP0AAAG5CAIAAADK6aVlAAAfoElEQVR4nO2dvdG7PtaGTxtbANvAmxJsBTtD/maE/5RoZ 3Zm...
TSP_GetXY(INT *px, INT *py) //修改{ INT i; INT xsum, ysum; INT x, y; INT dx, dy; xsum = ysum = 0; for (i = 0; i ADCTSC = (0ADCCON |= (1 ADCCON & 0x1); /* check if Enable_start is low */ while (!(v_pADCr...
Yesterday I talked with Xiang Nong, and she suggested that I do a survey on AVR. Today I decided to post a thread to see what everyone thinks. The low price of AVR microcontrollers is an indisputable ...
As shown in the figure. COM is the output register of the microcontroller (I did not post the source code, but just wrote a test code, which is simple and clear). Because the register address offset c...
I now have the code and schematics, but the schematics only have the main components, such as the power supply and interface circuits. I don't know how to get them, and how to input the code into the ...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[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]
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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[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]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[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]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]