DMA (Direct Memory Access) is a mechanism for fast data transfer. Its advantage is that once the controller is initialized and data transfer begins, DMA can be separated from the CPU and complete data...
[font=微软雅黑][size=3]Today is the first working day of 2019. A new year, a new beginning, a new atmosphere! [/size][/font][font=微软雅黑][size=3] [/size][/font][font=微软雅黑][size=3]We are no exception. [/size...
[i=s]This post was last edited by skyworth74 on 2022-10-21 23:07[/i]1. Brief introduction of the work (100-200 words)(Design name, work photo, function introduction, etc.)
This time, we participated i...
1. Select pin function -- PxSEL, PxSEL2PxSEL2 PxSEL pin function0 0 Used as IO port0 1 Used as the first function pin1 0 Reserved, refer to the manual of the specific model1 1 Used as the second funct...
[i=s]This post was last edited by serialworld on 2022-1-22 15:54[/i]The development environment is built using GNU Tools for ARM Embedded Processors (arm-none-eabi-gcc), mainly using startup files and...
1 Introduction
Touch screens are increasingly used in embedded systems.
The design methods of touch screens in different application fields are also different. Generally, there are three ty...[Details]
This is a C language source program schematic diagram of a password lock composed of AT89C52 single-chip microcomputer + AT24C02 + 1602. The keyboard consists of 16 key switches and a 6-digit pa...[Details]
In this article, we still learn about the hidden functions of Tektronix oscilloscopes. Special function 5: Infinite mathematical channels Math channels are also very useful for oscilloscopes. In many...[Details]
Abstract: The buffering principle of the IGBT module buffer circuit is discussed, three common IGBT buffer capacitors are given, and the basic parameters and characteristics of the three capacit...[Details]
Electronics amateurs often use batteries. There are many types of batteries with very different characteristics. In particular, the batteries need to be paired when they are connected in series. In...[Details]
The Origin of the Oscilloscope Nobel Prize winner, German physicist KF Braun (Figure 1) invented the CRT oscilloscope in 1897 out of curiosity about physical phenomena. He applied an oscillating sign...[Details]
A temperature measurement and control system is developed using a single-chip microcomputer. A 16*2 LCD is used for display. The measured temperature is displayed in real time. The heating output is ...[Details]
France is the second largest automobile producer in Europe and one of the pillars of the global automobile industry. According to statistics, the labor force involved in the automobile industry excee...[Details]
A few days ago, Twitter blogger @TechTalkTV posted a set of pictures claiming to be the real Samsung Galaxy Z Flip4. Judging from the pictures, the overall appearance of the new phone is not...[Details]
introduction
Frequency dividers are frequently used in CPLD/FPGA designs. Although most designs currently use phase-locked loop resources integrated by chip manufacturers, they often canno...[Details]
IBM's newly announced Artificial Intelligence Unit (AIU) is its first system-on-a-chip design. The AIU is an application-specific integrated circuit (ASIC) designed to train and run deep learning mod...[Details]
Objective
1. Create a library file libGetMax.a, which contains an external function GetMax. The function GetMax is used to determine the maximum value of two input parameters (int type) and re...[Details]
Despite being warned and investigated by securities regulators for using Twitter to post company-related news, Elon Musk, CEO of electric car maker Tesla, recently announced in a tweet that Tesla wil...[Details]
Function signal generator is a commonly used signal source, which is widely used in electronic technology experiments. The commonly used function signal generators at present generally have poor re...[Details]
DSP and ARM Processors
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