[i=s] This post was last edited by jameswangsynnex on 2015-3-3 19:59 [/i] [Repost] CCBN2006 presents five wonderful highlights. Independent innovation is the highlight . The development path of radio ...
[font=微软雅黑][size=3] [float=left][font=微软雅黑][size=3]I've recently been interested in Bluetooth programming. I caught up with TI's promotion and registered two TI accounts for debugging convenience. I b...
If the stm32 is connected to an external 8M crystal oscillator and fails to start, will it automatically switch to the internal clock? Or does it need to be processed in the software? !...
The source code is as follows. It can run normally in the simulation environment, but after burning it to the board, it will not boot! #includeunsigned long data1; int bitcnt; bit Power_flag,Key_flag;...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:29 [/i] Could you please tell me how many points the essay in the national electronic competition accounts for? If you know, please tell me,...
#### Scenario 1: Also using UART0, need to change from PF2, PF4 to PE2, PE4 1. Modify `sys_config.fex` (serial port of BOOT0 and Uboot) The path of `sys_config.fex` is `uart_debug_port` in `device/con...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
Mobile and portable
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