U712229286

#include #include stdio.h #include macros.h #include string.h #include "pcf8563.h" #include "lcd.h" #include "keyboard.h" //Clock chip data interface PA0 #define DATE_DT_set asm("sbi 0...[Details]

The inverter is a device that converts AC power into AC power with adjustable frequency. It is widely used in industrial automation, power systems and other fields. In practical applications, we of...[Details]

Recently, according to Bloomberg, the global chip shortage has spread to the semiconductor equipment field. Kulicke and Soffa Industries, a semiconductor packaging and testing equipment supplier, war...[Details]

According to reports, Jiang Shangyi has resigned from his three-year term as independent director of SMIC. It is widely rumored in the industry that Jiang Shangyi will go to Wuhan Hongxin to serve as...[Details]

The Commercial Times reported that Apple's self-developed 5G baseband (modem) and supporting RF IC have completed the design, and will start trial production and sample delivery recently. It is expec...[Details]

　　One of the parameters of an isolated DC/DC converter is the input voltage range over which the converter can operate normally. For those industrial standard brick products used in the 48V input tel...[Details]

When talking to system designers who use analog-to-digital converters (ADCs), one of the questions I hear most often is: “Is your 16-bit ADC also 16 bits of accuracy?” The answer to this question...[Details]

The encoding system used by the keyboard is not something that can be explained simply. The codes may be one byte or two bytes, and there is no simple correspondence between character codes and ha...[Details]

Recently, BOE launched the world's first 55-inch 4K AMQLED display. At present, the application of quantum dot technology in display products mainly includes photoluminescent quantum dot backlight te...[Details]

1. Project Overview 1.1 Introduction Photosynthesis is a biochemical process in which plants and algae use chlorophyll to convert carbon dioxide and water into organic matter and release oxygen und...[Details]

Affected by the COVID-19 epidemic, the power load of the East China Power Grid is at a relatively low level during the same period, and the peak load regulation and new energy power consumption of ...[Details]

According to Fast Technology on July 16, today, Zeekr officially announced that the new Zeekr 009 will be officially released in Hong Kong, China on July 19. It is understood that based ...[Details]

The application of high- power LEDs is expanding day by day, but heat dissipation is still a headache for manufacturers. Now, thermal analysis of LED packages can be performed by...[Details]

In the mobile phone market with so many products, how to catch the attention of consumers at first sight is a big challenge for manufacturers. Recently, OPPO has presented a high-quality answer. The ...[Details]

The standby mode of stm32 is the most power-saving mode of stm32. Almost all internal registers are powered off, and only the standby circuit and RTC parts are powered on. If all registers are powere...[Details]