UART0 cannot send data and the waveform cannot be tested with an oscilloscope. Because the pin is multiplexed with MII, it has been used as MII before. 138 OMAP-L138 variant 0x1 Built 1 zonelists in Z...
I have been driving 51 by myself, and the driver is ILI9325, but I can't drive it all the time, even the screen can't be cleared. The program is as follows lcd.h #ifndef _LCD_H #define _LCD_H #include...
I am now working on an arm 2410 system. To save power, I hope that the LCD is usually off. When an SD card is inserted, the LCD turns on and starts a custom GUI. When the GUI is closed after the opera...
Nucleo is another board series after STMicroelectronics joined the ARM embed project, with two distinct features: 1. Compatible with Arduino UNO R3 Shield expansion board; 2. Support ARM embed project...
[align=center]Study on the principle of a six-dimensional acceleration sensor[/align] [align=center]Six independent parameters are needed to describe the position and attitude of an object moving in s...
I used evc to write applications and develop database management systems. I set the encoding to UTF-8 and was able to insert Chinese data. I used SQLite Expert Personal to view the database and the Ch...
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]
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[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. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
Infrared remote control is widely used in home appliances, but the remote controls produced are not compatible with each other. The universal remote controls commonly seen on the market can only co...[Details]
During the global semiconductor industry recession, the automotive electronics market has performed strongly, especially the application of car remote control systems has become more and more wides...[Details]
DSP and ARM Processors
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