The chip model we used is MSP430FR5949IDAR, and the programming software is IAR. The text file generated by IAR is burned into the FRAM of the chip. After the device was running for about a month, it ...
My understanding is that the ADCIntStatus() function is used to determine whether the sampling is completed, and the interrupt status of this function is configured by ADCSequenceStepConfigure().
The ...
1. Two types of collisions in RFID systems
Multi-tag collision (*)Multiple tags are in the field of the reader. When two or more tags send data at the same time, communication conflicts and data inter...
The following code implements the two LEDs of the MSP430G2553 microcontroller to flash alternately#include msp430.h/*** main.c*/int main(void){WDTCTL = WDTPW | WDTHOLD; // stop watchdog timerP1DIR|=BI...
Figure 1Figure 2Figure 1 is a BUCK circuit, connected to a 500 ohm load, AI4, AI5 are the return detection signals, AI4, AI5 are divided and passed through the operational amplifier, and the value aft...
I finally rewrote the driver of ov7221 and successfully captured the image, but the image is not very clear. I don't know if it is related to the 30W pixel.
The key problem is that the camera has a ve...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
What is "Car Electronic Fence"
Fleet managers can define a graphical area (regular or irregular) or divide it into administrative zones in Yamei Technology's vehicle backend management system ...[Details]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
Recently, Tesla released the "Tesla Car Voice Assistant Terms of Use", announcing that the car voice assistant will be connected to the Doubao large model (Skylark large model) and DeepSeek Chat pr...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
Spark plugs are an indispensable device for engines. As the saying goes, without spark plugs, the engine cannot work properly. The serious consequence is that when driving at high speeds, the engin...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
Before understanding single-phase control transformers, let's briefly understand what a single-phase transformer is. A single-phase transformer uses a single-phase input. Compared to a three-phase ...[Details]
We often hear about the precautions for using pure electric vehicles in winter, and many owners even develop relevant strategies, such as adopting a "charge as you go" principle for their vehicles,...[Details]
Electric vehicles are composed of three main components: electric motors, electric motors, and electric vehicles. Maintenance is much simpler than for gasoline-powered vehicles. Maintenance for ele...[Details]