[b]Question 1: [/b]In:\WINCE500\PLATFORM\COMMON\SRC\ARM\INTEL\PXA27X\STARTUP\startup.s, executing [b]bl OALXScaleSetFrequencies[/b] did not return normally. I found that in the OALXScaleSetFrequencies...
[i=s]This post was last edited by weizai888 on 2016-8-2 16:53[/i] The version used is ccs5.2. The program used is TI routine: a simple routine in the DSP281x_examples_ccsv4 folder. There is no problem...
I just started to learn UCOS. I saw an expert online saying to read Shao Beibei's book. The following is a screenshot of the book. This is about the use of global variables in UCOS.Problem description...
I am a beginner in microcontrollers. Everyone says that you can just use a development board after reading a book. The problem is: 1. There are many types on the market. I hope to find one that is mor...
MOV P2, #0A0H MOV R0, #01H MOV A, #10 MOV @RO, A means to transfer the data 10H in accumulator A to the address unit of the external data memory with page A0H and address 01H in the page, that is, it ...
I am going to make a chip ADS8320 recently, which needs to use SPI. This chip has only three pins connected to STM32, namely CLK, MISO, CS, but no MOSI pin. Its operation needs the clock of the host t...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Embedded System
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