TO-252 package, the first pin is connected to two resistors for voltage division, the second and third pins are measured with a multimeter and are Schottky diodes, but what is the first pin used for?...
Error: L6286E: Value(0xbffff70) out of range(0 - 0xfff) for relocation #2 (wrt symbol Image$$ZI$$Limit) in init.o(init)================================================================================M...
This algorithm code is based on the algorithm given in Jean Meeus's book "Astronomical Algorithms" by the National Renewable Energy Laboratory of the United States. It realizes the calculation of sola...
I saw an LCD SPI screen for 9.9 yuan on Taobao and bought it. I found out that it was controlled by ST7735 chip. Generally, most of the ones sold on Taobao are 12864 or driven by ILI93XX, and there ar...
Come to the Infineon flagship store to check in and complete the tasks, and you can get 100% Tmall store coupons, and you will also have a chance to win a 50 yuan JD card!Event time: From now until Oc...
First of all, I would like to thank EEWorld and Didikey. It is a great honor for me to have the opportunity to participate in this competition. At the same time, I also hope that this competition will...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]