I recently developed a program to drive a stepper motor with PWM wave using STM32F767. The PWM wave is generated by the PB0 pin of timer 3. [backcolor=rgb(222, 240, 251)]The manual says that TIM3 is 1...
When doing video transmission between DSP and FPGA, the communication method used is EDMA. For the sake of system introduction, data transmission between DSP and FPGA is realized through EDMA.
First, ...
I've been playing with the L552 board recently, and suddenly I wanted to use FREERTOS. I wanted to port it myself, but when I looked online, I found that most of the posts were based on the porting of...
[i=s]This post was last edited by Jacktang on 2022-1-6 13:15[/i]What is the most widely used power amplifier circuit at present?
Answer: The most widely used power amplifier circuits at present are OT...
1. The NB-IoT standard has four major characteristics : First, wide coverage, which will provide improved indoor coverage. In the same frequency band, NB-IoT has a gain of 20dB over the existing netwo...
[i=s]This post was last edited by Xiao Yuwen on 2021-6-29 17:02[/i]Purpose: To collect a piezoelectric sinusoidal signal of about 100 Hz. I want to output a pulse at the voltage peak with adjustable p...
The author has seen in "Radio and Television" many times that the high-performance operational amplifier LM4562 and the power amplifier driver integrated circuit LM4702 launched by National Semico...[Details]
The basic idea of active noise control was first proposed by German physicist Paul Lueg when he invented the "electronic muffler" in 1936. Compared with traditional passive control, active noise ...[Details]
IC+emitter cross output front stage
Since this PCB board will be used in the future headphone amplifier circuit, it should be stated that the requirements of the headphone amplifier an...[Details]
On August 10, Samsung Electronics released the Exynos W920, a new generation mobile platform dedicated to wearable devices. It is reported that the Samsung Exynos W920 has an integrated LTE modem a...[Details]
On the morning of January 11, the official Weibo account of iQOO mobile phone preheated the software system news of the new iQOO 7, saying that this phone will be equipped with OriginOS, and it s...[Details]
According to news on August 2, according to patent data from LexisNexis, TSMC is ahead of other competitors in advanced chip packaging technology, followed by South Korea's Samsung Electronics and th...[Details]
On Linux systems, a process has two different stacks, one is the user stack and the other is the kernel stack.
User stack
The user stack is the stack used directly by the application. As shown in t...[Details]
As we all know, automakers require parts used in cars to meet the AEC-Q series certification standards; among them, AEC-Q100 is widely regarded as the so-called automotive certification. Many manuf...[Details]
introduction
MVB (Multi-function Vehicle Bus) based on distributed control is the recommended solution of IEC61375-1 (1999) TCN (International Standard for Train Communication Network)...[Details]
Vishay Intertechnology Launches New Series of Small Package, High Capacitance/High Voltage Combination Screw-Connect Aluminum Capacitors
Electrolytic capacitors with ripple current u...[Details]
Transient Voltage Suppressor Arrays:
TVS ARRAY is a protection element that quickly suppresses static electricity. It can clamp static electricity and surge voltage to a safe voltage range...[Details]
Let’s look at two cases. First, let’s talk about the location of McDonald’s restaurants, which is well known to everyone. The international fast food giant McDonald’s has always been known for its...[Details]
According to Yonhap News Agency, Samsung Electronics announced on the 20th that it will temporarily close its TV factory in Slovakia from the 23rd due to the continued outbreak of the new coronavirus...[Details]
introduction
Class D amplifiers are more attractive to designers of portable audio applications because they are more efficient than Class AB amplifiers. However, some designers do not use Class D ...[Details]
ON Semiconductor successfully selected into the list of China's top 100 new automotive supply chains
EliteSiC M3S Power Integrated Module (PIM) recognized for innovation in automotive ch...[Details]