Originally, a sensor was driven with a constant voltage of 2.5V, and the current was about 170mA;
After testing, I temporarily wanted to switch to a constant current method to power the sensor, so I b...
The project you are working on is cutting-edge and unique, but there are few commercial off-the-shelf test solutions on the market that meet your needs. As your team must provide more services with li...
Hello everyone, I don't quite understand this circuit. I can understand the +5V boost to +13V, but
(1) I don’t quite understand how the voltage is increased to +18V.
(2) How is this +18V calculated?
(...
Portable Environmental Status Detector
Author:jinglixixi
I. IntroductionThe portable environmental status detector is a work based on the ESP32-S2-Kaluga-1 development board. With the addition of exte...
LED luminous characters are advertising sign products that use LED lights as light sources. They are popular among advertisers for their diverse colors, uniform lighting effects, energy-saving and hig...
1. Why do operational amplifiers oscillate: an intuitive analysis of two common causesThe first case is related to capacitive loads (Figure a). The resistor is the open-loop output resistance of the o...
Examples of pointer functions
#define ubyte unsigned char
#define uint unsigned int
#define ulong unsigned long
ubyte kbCode; //Key code record
ubyte kbStatus; //Current status of the keyboard...[Details]
There are already more and more wire-controlled technologies for cars, and they are getting closer and closer to us. At the Shanghai Auto Show, Brembo, an international major auto parts manufacture...[Details]
Although engineers are familiar with the quality factors on MOSFET data sheets, in order to select the right MOSFET, engineers must use their expertise to carefully consider the different specifica...[Details]
GRAS launches the new 12Bx series of TEDS-enabled measurement microphone power modules, which are cost-effective, reduce setup time, and improve test efficiency! GRAS Sound & Vibration, a subsidiar...[Details]
At CES Asia 2019, Nissan demonstrated an interesting technology - the world's first research result in this field, Nissan's "Brain to Vehicle (B2V)". Simply put, a brain-controlled car is a vehi...[Details]
Keithley DMM7510 7.5-digit desktop multimeter is said to be comparable to 8.5-digit multimeters on the market in terms of performance and functions. In early September, an old customer in Shenzhen se...[Details]
Based on Telechips Dolphin3, an 8-core cockpit platform SOC, Jintu launched a smart cockpit platform, using 4×A72+4×A53, adopting a hard isolation technical solution, running the Linux operating sy...[Details]
Charging time is a major consideration for consumers and businesses when evaluating electric vehicle (EV) purchases. In order to shorten charging time, the industry is turning to direct current ch...[Details]
The tight wafer production capacity has caused the CIS chip industry to frequently experience shortages and price increases. Looking back at 2019, benefiting from the simultaneous explosion of deman...[Details]
Preface As the penetration rate of AI technology in the industrial field continues to increase, solutions combining AI technology with practical applications in industrial industries have grad...[Details]
1. Preface In order to summarize the learning experience of PIC16F616 microcontroller some time ago and facilitate communication with everyone, I wrote this article about the learning experien...[Details]
Manufacturing upgrading is a common issue faced by all major manufacturing countries: (1) How to retain high gross profit margins while keeping manufacturing in the country; (2) How to maintain one's...[Details]
Personal Records:
The reason why I didn't succeed in the serial port experiment yesterday was that the previous one was always overwritten by the next one when calling USART_SendData continuously.
...[Details]
1 Introduction Since the first digital signal processor (DSP) chip came out in the early 1980s , DSP has brought great opportunities for the development of digital signal processing with its ...[Details]
In the process of automation project development, the processing of analog quantity is a common application scenario. Such as temperature measurement, pressure measurement, liquid level measurement...[Details]
Analog electronics
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