I am sorry to trouble you all again.
As shown in the figure, the left side is the USB-B interface, and a TVS protection device in a SOT23-6 package is added. Now the lengths of the two USB cables are ...
Position: Electronic Engineer
Work Location: Dongguan
Salary: 5k-8kJob Responsibilities:1. Operate the equipment to complete ACF bonding and combine FPC and substrate2. Operate the analog front-end ci...
Network services obtained through Sonoff WiFi Smart Socket.https://github.com/jedie/micropython-sonoff-webswitchFunctionWeb interface
Schedule multiple timers
OTA updates (directories are not currentl...
Live broadcast at 10:00 am today: ADI energy storage system helps build electric vehicle fast charging stationsClick here to enter the live broadcastLive broadcast time: 10:00-11:30 am, August 31, 202...
Principle of boost circuit, are there two inductors in the red box?
Isn't it a transformer?
There are a bunch of resistors connected in series at the back. How do you determine the resistance value?In...
The world's first 1.8GHz power wireless private network was put into operation; the world's first distribution grid edge agent system based on edge computing was piloted; the State Grid's first ubi...[Details]
The HC89F30XC series is a value-for-money 8-bit touch microcontroller launched by Xinsheng Electronics. It has a built-in enhanced 8051 core, 16K ROM, 256Bytes IRAM and 512Bytes XRAM. The HC89F30XC s...[Details]
According to Cailianshe, a signing ceremony for major cooperation projects for the integrated development of the Yangtze River Delta was held in Huzhou this morning (6th). A total of 19 major coopera...[Details]
1. Declare the stack size
In the process of task switching and interrupt processing of UC/OS-II operating system, it is necessary to save the values of internal registers and variables of the proce...[Details]
51 single-chip microcomputer and IBM - PC are the two most widely used microcomputers in China. As a single-chip microcomputer, 51 single-chip microcomputer is not only powerful, small in size, low...[Details]
Although there are ways to replace integrated circuits, disassembly is troublesome after all. Therefore, before disassembly, you should accurately determine whether the integrated circuit is indeed...[Details]
ATMEGA16A uses Toshiba LB1847 chip to drive stepper motor Toshiba LB1847 pin diagram: LB1847 Typical Application Circuit Diagram ton : Output ON time toff : Output OFF time tm :...[Details]
UPS is the abbreviation of uninterruptible power system. It is an important external device that can provide continuous, stable and uninterrupted power supply. UPS is divided into three categories ...[Details]
T/C0 related 1.TCCR0——T/C0 control register FOC0 WGM00 COM01 COM00 WGM01 CS02 CS01 CS00 Bit 7 - FOC0: Forced output compare bit. FOC0 is only valid when WGM[01:00] is set to non-PWM mode. T...[Details]
Due to the continuous development of high-tech, the miniaturization and digitization of instruments have been realized. In the 1990s, high-precision, high-performance, and multi-functional instrume...[Details]
In response to ISO7637's requirements for the power supply immunity of automotive electronic equipment, Longtop provides a reasonable 12V power supply system solution. Surge protection includes a ...[Details]
As an underground rail transit system, the subway has brought great convenience to people's daily lives. However, since all kinds of sewage and wastewater are inevitably produced in the subway, as we...[Details]
(1) Measurement of DC current. When measuring DC current with a multimeter, first turn the switch to the appropriate range marked with "mA" or "μA". The maximum current range of a general multimeter...[Details]
1. Both bit and sbit are variable types extended by C51.
Bit is similar to int char, except that char = 8 bits and bit = 1 bit. They are all variables, and the compiler assigns addresses durin...[Details]
Intel's 2019 Open Source Technology Summit (OSTS) was held in Stevenson, Washington. In the past, Intel's open source technology summits were mainly attended by internal engineers. This year's open s...[Details]