I need help. For class D amplifiers like tpa3245, the power supply is +24v and there is no negative power. What is the input signal range? The manual says it is positive and negative. How can negative...
Line Regulation 1. Definition: Also known as source effect or grid regulation, it refers to the fluctuation of output voltage with linear change of input voltage, under the condition of full load. (W...
The word "5G" is often encountered these days, such as "Huawei's 5G technology is leading, and others will catch up in 2 to 3 years", "Trump urges the United States to step up 5G/6G", and yesterday's ...
Recently, a 5A USB port was loose, so I fixed it based on the idea that electronic engineers should do more hands-on work (poor, no money, can't bear to throw it away). The effect is quite satisfactor...
Oscilloscope operators sometimes find such a phenomenon: when using a probe to detect a signal, the measured signal jumps up and down, and the waveform is abnormal. If the afterglow display is used...[Details]
Wireless can be a great choice to give a solution a secret sauce or differentiate it from the competition. By following a few key guidelines, you can reach the level of a wireless engineer.
...[Details]
For decades, the automotive industry has been known for the stability of its supply chain. Each vehicle has thousands of components, made by hundreds of suppliers around the world, and each of these ...[Details]
MediaTek held a legal conference today (28th). In the first quarter of 2021, the company's revenue reached NT$108.033 billion, a quarterly increase of 12.1% and an annual increase of 77.5%. MediaTe...[Details]
Introduction
The verification of the parameters of standard resistors after production is currently generally carried out in China by direct measurement or substitution with the same nominal valu...[Details]
Microcontroller execution instructions Let's think about a problem. When we write an instruction into the microcontroller in the programmer, and then remove the microcontroller, the microcontroller ...[Details]
The dual-trace oscilloscope can directly check the waveform of the electrical signal, analyze and study the change rules of the electrical signal, and can also test a variety of electrical quantities...[Details]
Power supply interference analysis and its suppression measures
As a power supply device for electronic equipment, switching power supply has the advantages of small size, light weight, high e...[Details]
CEVA, a supplier of wireless connectivity and smart sensing technologies and integrated IP solutions, and ASPEED Technology recently announced that ASPEED has licensed and deployed the CEVA-BX1 aud...[Details]
In embedded systems, timers are commonly used devices that can implement various time control functions, such as timing, counting, and generating interrupts. There are two timers in the 8051 microcon...[Details]
1. About LCD1602:
Before writing LCD1602 program, we must understand some very important information in its manual. If this information is not thoroughly understood, programming may encounter ...[Details]
At CES 2022, General Motors released a lot of things, among which the next-generation autonomous driving assistance system, Ultra Cruise, was one of the core highlights.
According to cur...[Details]
Features: • Real-time display of waveforms (5 voltages/4 currents) • Voltage measurement range 2V-1000Vrms or VDC • Can measure up to 6500A AC or 1300A DC (probe support required) • Can measure the m...[Details]
Next time I write a program, I will send it back to the computer and display it on the LCD.
#include reg52.h
unsigned char temp;
void init(); //initialization function
void main(void)
{ ...[Details]
Installing the ARM-Linux-GCC toolchain
Assuming your Ubuntu system is up to date, you only need to execute the following command to successfully install it:
sudo apt-get install gcc-arm-l...[Details]
Analog electronics
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