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...
Through the study of the last lesson, we seem to have successfully lit up a small LED light, but there is still some knowledge that everyone has not fully understood. The microcontroller is written a...[Details]
The PWM function and ADC sampling function are the most commonly used functions in the development of digital switching power supplies. The sampling time point is very important when sampling ADC. ...[Details]
Beijing time, March 31, morning news, it was reported that on Tuesday, Google announced several new features for the Google Maps application, including indoor navigation and choosing the most ...[Details]
Today, Honor Smart Life’s official Weibo account announced that the Honor Band 6 will be released on November 3, ushering in the era of full-screen bracelets. Recently, after Honor President Zhao M...[Details]
Currently, the wireless signal coverage method used in subways is basically built by multiple operators using POI high-power signal sources and coaxial feeders. At present, various communication re...[Details]
Semiconductor supplier STMicroelectronics (ST; NYSE: STM) has collaborated with Italian clinical testing equipment manufacturer Alifax Ltd. to develop a fast, affordable, portable medical testing sol...[Details]
0 Introduction
my country is a country with scarce resources, but people are not aware of this in their daily lives. Taking indoor lighting as an example, manual switches are used in many publ...[Details]
Criminals have nowhere to hide, shopping only requires face scanning, boarding passes are a thing of the past... In these 16 major areas, facial recognition technology is bringing about silent change...[Details]
Beijing time, June 4 morning news, according to reports, the chief economist of Natixis Asia Pacific said that the global chip shortage is plaguing multiple industries and has shown no signs of easin...[Details]
News at noon on April 25, the 4th Digital China Construction Summit opened today. During the summit, ZTE announced the company's latest global patent count, 5G essential standards, technology value a...[Details]
MINI2440 simple bare metal LED water lamp code
ADS configures the post-liner of the target setting to ARM formELF
In the ARM Assembler of language setting and the Architecture or processor of Ta...[Details]
Good news! Autexon won the bid!
Shenzhen OTEXON Electric Power Equipment Co., Ltd., one of the top ten charging equipment brands in China, received a winning bid notice from the State Grid Cor...[Details]
Introduction In view of the increasing demand for environmental protection and the increasingly serious water pollution, the country has stipulated a number of standards for the content of water poll...[Details]
In current practical applications, the problems of high-power LEDs are mainly manifested in the following aspects: 1. Insufficient knowledge of LED working conditions and power supply technology has ...[Details]
Up to now, more than 180 models have been tested based on the CC-1000T intelligent cockpit evaluation system of Cheyun Research, of which more than 79% have the ability to upgrade via OTA, and more...[Details]