-
Perimeter protection is the first line of defense for the entire security system. It is of decisive significance to the timeliness of early warning and the effectiveness of disposal of the entire...[Details]
-
I believe that every company, when entering the inverter industry, is ambitious and prepared to make a big splash in this industry, to do it for a long time, to make it bigger and stronger, so at t...[Details]
-
1 Introduction
With the continuous development of modern communication technology, the requirements for frequency sources are getting higher and higher. On the one hand, due to the rapid expans...[Details]
-
Research firm IDC released its forecast for the global smartphone market on May 26. The report shows that global smartphone shipments are expected to reach 1.38 billion units in 2021, a year-o...[Details]
-
T-shaped R-2R resistor network D/A conversion circuit
⑴Circuit structure
Figure T-shaped R-2R resistor network D/A conversion circuit
①Resistor network;
②Analog switch;
③Readout circuit...[Details]
-
The central processing unit (CPU) of the MCS-51 microcontroller is composed of an arithmetic unit and control logic, including several special function registers (SFRs).
1. ALU-centered arithmet...[Details]
-
/*Temperature sensor 18B20--Serial port displays temperature*/ #include reg52.h #include intrins.h typedef unsigned char uint8; typedef unsigned int uint16; typedef char int8;...[Details]
-
East China Technology issued an announcement stating that based on the results of the appraisal report No. 397 of Yinxin Financial Report (2019) Shanghai, the company plans to make an asset impairmen...[Details]
-
The long-rumored Samsung flexible screen phone has finally surfaced. After LG publicly announced that it will mass-produce 6-inch flexible screens, Samsung plans to launch a mobile phone with a flexi...[Details]
-
PORT6 outputs the action control, and is externally connected to a circuit that drives 8 seven-segment displays . Write a program to display 1, 2, 3, 4, 5, 6, 7, 8 on the 8 seven-segment displays in ...[Details]
-
Samsung previously announced that it will hold an "unpacked part 2" launch event on Wednesday, October 20 at 7 a.m. PT/10 a.m. ET (23:00 GMT). Recently, the official released a warm-up ani...[Details]
-
WASHINGTON (Reuters) - The U.S. Federal Trade Commission on Thursday objected to Qualcomm's plan to release internal Apple documents in an effort to block enforcement of a ruling in a May antitrust l...[Details]
-
In recent years, the 48V system has become popular in Europe, and Audi has mass-produced the electric supercharged Q7. In addition, the 48V BISG start-stop technology will also be popularized in Euro...[Details]
-
In factory automation applications, due to the increasing number of on-site device nodes and the increasing requirements for automation equipment processing accuracy and real-time performance, trad...[Details]
-
The resolution of a servo motor encoder is one of the important indicators for measuring encoder performance, which directly affects the accuracy and stability of the servo system. This article wil...[Details]