I recently used a serial port screen. The voltage of the serial port screen is 5V, so the voltage of the serial port communication is also 5V. My main control is powered by 3.3V. I originally wanted t...
When the PL-2303 chip communicates with the host computer, how can I obtain the Com port number currently used by the chip through VB or VC program? Experts with R&D experience in this area are welcom...
There are many English abbreviations in the microcontroller, which generally need to be remembered, so that it will be convenient when using it. ROM program memory RAM data memory I2C (Inter Ic Bus) i...
When I saw someone writing a CE browser program on the Internet, his code was: extern "C" DWORD __stdcall SetProcPermissions(DWORD); extern "C" DWORD __stdcall GetCurrentPermissions(); CWnd *pWnd = NU...
[p=16, null, left][color=rgb(51, 51, 51)][font=Arial, Helvetica, sans-serif, 宋体][size=12px]Designers sometimes find op amp data sheet specifications confusing because not all performance characteristi...
[i=s] This post was last edited by Sevenfee on 2018-11-6 20:32 [/i] [size=14px]Using PIC16F887 microcontroller to generate square wave, when I set the square wave frequency to 4KHz, the waveform is no...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[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]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[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]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[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]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]