-
DMA involves the following concepts: ①: DMA stands for Direct Memory Access, which is a peripheral unique to STM32. Large-capacity STM32 products integrate two DMAs, namely DMA1 and DMA2. DMA1 has...[Details]
-
US media reported on the 22nd that South Korea's Samsung Electronics plans to build a chip factory in Tyler, Texas, with an estimated investment of approximately US$17 billion. The Wall Street Jour...[Details]
-
Recently, at the 2019 London Edge Computing Global Summit, Huawei's 5G MEC solution won the "Best Edge Computing Technology" award. It is reported that Huawei has won this honor for three consecutive...[Details]
-
In 2021, SAIC Chairman Chen Hong once said: "It is difficult for SAIC to accept a supplier providing us with an overall solution. In this way, it becomes the soul and we become the body. SAIC cannot ...[Details]
-
Working principle of phase-locked loop:
The phase-locked loop is a feedback control circuit that aims to eliminate frequency errors. Its basic principle is to compare the input signal and the ...[Details]
-
Regarding the problem of eliminating trends, Labview solves it like this:
The trend term is the long-term cumulative system error caused by certain factors in the test system, which is mainly r...[Details]
-
In modern industrial automation production, various inspection, production monitoring, parts measurement, identification and application are involved. However, it is usually difficult for the human...[Details]
-
At present, infrared cameras on the Chinese market mainly achieve day and night conversion through infrared filters, that is, the filter is turned on during the day to block infrared rays from ente...[Details]
-
Application areas: car challenge: Building a completely new dynamometer that can handle the high speed and acceleration levels of a Formula 1 car and completing these tests on an actual wheel and s...[Details]
-
Intel Ruixuan A580 GPU will be available through ecological partners from October 10. New release: Intel today announced that the Intel Radar™ A580 desktop graphics card will be available through...[Details]
-
5. NVIC The interrupt vector nesting controller is used to manage all interrupts and events, including interrupt enable and disable, and interrupt priority. This belongs to the kernel, so ST...[Details]
-
The Qichacha App shows that on May 18, Huawei Technologies Co., Ltd. disclosed a patent for "a display method for an electronic device with a flexible screen and an electronic device", with publ...[Details]
-
What does phase noise mean? Phase noise is the Another way to measure timing variation is to display the results in the frequency domain. Use an oscillator signal to explain phase noise. If there...[Details]
-
How to suppress 50 Hz AC noise in tube amplifier
1. Influence of Filament Voltage Amplifier
As shown in Figure D--1, there is a capacitor Cf between the grid and the filament of the electron ...[Details]
-
1. Why do we need DMA?
First, let's look at the serial port to transmit information: sending strings.
Send function: Add the following send function in uart.c:
Next c...[Details]