I always get an error when building a dosfs file system on an SD card:
The code is as follows
#include "copyright_wrs.h" #include "vxWorks.h" #include "taskLib.h" #include "blkIo.h" #include "stdlib.h...
CPU: S3C2440 Debugging environment: H-JTAG+ADS1.2 Problem: Reading 501 ID number is wrong Detailed description: 501 is the image display module of 2440, and the connection method with 2440 is non-UMA ...
Hello everyone: EEWORLD website will be upgraded on the afternoon of December 31, 2011 (today), and will be available for normal use afterwards. During the upgrade, EEWORLD website (including forums a...
Let me show you my 15F104E multi-function programmer. Function 1: download program. Function 2: program experiment. Function 3: all 6 IO ports have output pins. Function 4: 6 LEDs correspond to 6 IO p...
[b][size=4][color=blue] The "OHM Electronics Fans' Books" series has a total of 6 books, covering electronic circuits, electronic machinery, electronic control, digital circuits, mechatronics, electro...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
I. Introduction
The use of electronics in cars dates back to the early 20th century when electric starters replaced hand cranks. Automotive electronics became popular in the 1960s with the...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
PID is proportional differential adjustment. You can refer to the detailed introduction in the automatic control course for details! The positive action and the negative action in temperature contr...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]
3. Driving circuit design
The power driver uses a field effect tube, which is a field-controlled device with a capacitance effect between the gate and source, so it has high requirements for t...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]
1. Project Introduction
Energy consumption is an important controllable part of the cost of enterprise products. Reducing energy consumption is an important way for enterprises to reduce costs...[Details]
Real-time operating system RTOS
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