EM513-T/R

Under the same output power, the driving current required by high-voltage LED is much lower than that of low-voltage LED. For example, the forward voltage drop of Jingyuan Optoelectronics' high-vol...[Details]

Since the electromagnetic flowmeter must be used continuously online, it is almost impossible to dismantle it and then transport it to the National Metrology and Testing Center for calibration. Theref...[Details]

The power system is a key factor in determining the driving performance of a vehicle. The engine is known as the heart of the car. In today's episode, let's talk about the power system of the car. ...[Details]

The battery data released by the Automobile Association, I sorted it out based on the data from GGII. In May, China produced about 75,000 new energy vehicles, a year-on-year decrease of 32%; the inst...[Details]

First of all, we must understand some basic principles. In fact, when you press a key on the remote control, the remote control will send out a series of modulated signals. After the signal is receive...[Details]

For people who use MCU, it is not necessary to understand the mechanism and connection of HCS12(x) memory map. Because if you do not systematically study courses such as operating system and compiler...[Details]

The 74HC595 is an 8-bit serial input, parallel output shift register. Pin Definition Q0~Q7: parallel output Q7': Serial output SH_CP: Shift register clock input ST_CP: Storage register clock inpu...[Details]

　　In the previous two classes, Pi Ziheng introduced two typical input files in embedded development: source files (.c/.h/.s) and link files (.icf). Pi Ziheng is going to ask again, are there any inpu...[Details]

How to match the power of the amplifier and the speaker 1. First of all, we should pay attention to the power matching problem. In theory, the rated power of the speaker should be equal to the...[Details]

DCM discontinuous mode : a triangular wave in which the current starts to rise from zero. CCM continuous mode : a side trapezoidal wave in which the current rises from a non-zero value. DCM mode ...[Details]

introduction Due to the emergence of various new microprocessors and the continuous deepening of their applications, embedded systems have achieved unprecedented development in the post-PC...[Details]

At the company's second quarter work conference in 2019, Chairman Kou Wei emphasized that promoting the construction of a world-class energy Internet enterprise with "three types and two networks" ...[Details]

Introduction: After reading the introduction to the product performance and corresponding package pins of PIC 8-bit microcontrollers, the author believes that beginners need to understand the meaning...[Details]

In the process of circuit debugging, some engineers usually need to use probes to lead the measured signal to the channel of the oscilloscope. In the process of using probes to detect signals, many...[Details]

October 24, 2024 , Chengdu - OPPO today released the new generation of annual imaging flagship Find X8 series, which adopts a new generation of ultra-thin straight screen...[Details]