D38999/23NJ7SD

/*********************************************************************         Purpose: Create LCD12864 operation library Target system: Based on AVR microcontroller                                 ...[Details]

According to the Washington Post, inventor Stephen Katsaros has invented a solar-powered LED light bulb that can provide four hours of power. The battery inside is replaceable and can be charged ab...[Details]

Introduction Each PLC tag table contains a tags tab and a user constants tab. The default tag table and the "All tags" table also include a "System constants" tab. Structure...[Details]

China Energy Storage Network News: Cailian Press (Beijing, reporter Xu Haidong) reported that the construction of new energy is in full swing, and the construction of a new power system is ...[Details]

FIG1 is a block diagram of a peak current controlled CCM flyback PFC converter. The controller includes a multiplier and voltage and current comparators. 　　Figure 1 Schematic diagram of a peak cu...[Details]

It seems that we are just standing at the new starting point of the Year of the Tiger, and in the blink of an eye, 2022 is already halfway through. In the past six months, the common keywords inclu...[Details]

The naming conventions for ARM cores are as follows:      ARM {x} {y} {z} {T} {D} {M} {I} {E} {J} {F} {S}      x: Series          x=7 indicates ARM7 processor;          x=9 indicates ARM9 proce...[Details]

       A few days ago, Twitter blogger @TechTalkTV posted a set of pictures claiming to be the real Samsung Galaxy Z Flip4. 　　Judging from the pictures, the overall appearance of the new phone is not...[Details]

　　This paper presents a temperature intelligent monitoring instrument based on ATMET's 89C51 single-chip microcomputer. The monitoring instrument has the functions of automatically recording the thre...[Details]

After Keil enters simulation, the program running arrow is not displayed in the program window. Click "Run" and the program will run, but the program running arrow will not be displayed. It may be th...[Details]

Function LCD display Chinese characters, characters and pictures illustrate Chinese characters, characters and pictures need to use the corresponding module software to get the corresponding c ...[Details]

Many people seem to have a misunderstanding about electric vehicles, that is, they believe that the longer the battery life, the better. With the continuous efforts of major manufacturers, the batter...[Details]

1: Processing of redundant input pins In most cases, not all the pins of an integrated circuit chip are used. For example, the 74ABT16244 series devices can use up to 16 I/O pins, but in pract...[Details]

今年开年虽然受疫情影响，手机销量下滑，但是并没有阻挡厂商们发布新机的热情，本月更是有多款5G手机发布，认真看过发布会就会发现一个问题，今年的旗舰新机售价越来越高，三星S20系列6999元起售，最高配置的三星Galaxy S20 Ultra更是过万，和折叠屏的价格相差无几。最近发布的OPPO Find X2系列售价也是5499元起步，一直以性价比著称的小米也开始冲击高端，旗舰数字系列小米10起售价...[Details]

Temperature sensor is a sensor for measuring temperature, which is widely used in industry, scientific research, medical treatment and other fields. According to the different wiring methods, tempe...[Details]