1 IntroductionThe stethoscope is an essential diagnostic device for clinicians, usually used to diagnose cardiopulmonary diseases. However, in order to make a preliminary diagnosis of heart disease, a...
NMOS+PMOS controls the battery voltage output1. When MCU_CTL is high, Q5 and Q1 are turned on, and BAT_OUT outputs the battery voltage of 3.7V. This is no problem2. When MCU_CTL is low, Q5 and Q1 are ...
Designing a wide input DC/DC converter for smart lock applications : https://training.eeworld.com.cn/course/5268This video discusses the unique challenges of powering a smart lock with a wireless inte...
When the program executes to read_pcm();, the earphone has sound. Actually, read_pcm(); reads the value of vs1053 register. What's the problem? int main(void) { u16 i=0; delay_init(); //delay function...
Meeting the peak demand in summer and winter has always been a challenge faced by power departments and enterprises. Summer and winter are peak seasons for electricity consumption. Sometimes, when enc...[Details]
The inverter is a power electronic device that can control the fixed frequency and fixed voltage AC power through the switch control of electronic devices, adjust the voltage and frequency of the p...[Details]
Recently, we learned from relevant channels that Audi will launch a new car-computer interaction system. This system further enhances the independence of the car-machine system, and the built-in appl...[Details]
The "Top Runner" certification program for photovoltaic power generation products (hereinafter referred to as the "Top Runner" certification program) is a conformity assessment system that meets th...[Details]
The STM32F4XX timer is 16 bits and will overflow at 0xFFFF when collecting encoder data (assuming that the configuration period = 0xFFFF) Assuming that the maximum range of the encoder change within ...[Details]
introduction
With the development of communication systems, communications are required to have higher transmission reliability and stronger anti-interference capabilities. In the process ...[Details]
Introduction
In the process of embedded system development, the host computer completes the development, downloading and debugging of the target machine software through the debugger. Early deb...[Details]
Circuit Diagram Note: In practice, the 74HC573 circuit of my microcontroller is connected in reverse with the P0 terminal. 138 decoder information: https://pan.baidu.com/s/1COTcutsnMxMSc8tq0M2yVw...[Details]
The three types of LED devices we talked about before, such as running lights, digital tubes, and LED dot matrices, are all LED devices. In this class, we will learn about LCD display devices - 1602 ...[Details]
On June 24, Elektrobit (EB), a supplier of automotive embedded and connected software products, announced the launch of new products to provide automakers with smart car digital cockpit solutions. ...[Details]
Many designers have incorporated codecs into their microcontroller-based embedded system designs to provide high-fidelity audio. But before doing so, they must figure out how to tune the audio code...[Details]
The 14th Five-Year Industrial Development Plan points out that the research and development, manufacturing, and application of robots are important indicators of a country's scientific and technolo...[Details]
The main purpose of this article is to popularize the basic principles of CAN communication. Readers who are engaged in related fields or interested in vehicle embedded development are welcome to lea...[Details]
Automotive chips have always been a hot commodity in the semiconductor industry. With the electrification of automobiles and the complexity of functions, building "data centers on wheels" has become ...[Details]
Regarding the claim that fuel vehicles will be replaced by electric vehicles, Lin Changbo, general manager of Dongfeng Liuzhou Motor, bluntly stated that this is not necessarily the case.
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