In the makefile, ccarm -c is first used to compile a bunch of .cc files into a bunch of .o intermediate files, and then arrm is called to make them into a .a file. The question is, how to convert this...
[i=s] This post was last edited by ljj3166 on 2018-4-20 00:47 [/i] Today I got to know the on-chip FLASH of CH554The on-chip FLASH is divided into 4 spaces: data, configuration, BL and application cod...
I am a novice, I just found it today, the installation has been verified for the win8.1 system, and there is no problem installing it according to the instructions. Download address: [url=http://pan.b...
I have read some codes and materials about SCSI Miniport Driver these days, but there are still some things I don't understand. For example, when I write a Miniport Driver, how does the Port Driver kn...
[size=5]RC522 module program for MSP430[/size][size=5][/size] [font=Tahoma, Microsoft Yahei, Simsun][size=5] [/size][/font] [font=Tahoma, Microsoft Yahei, Simsun][size=5] [/size][/font] [size=5][font=...
I'm working on my graduation project recently, and I've posted a few posts asking for help before, also about this aspect of the problem, but I've been busy for so long and I feel like I've been busy ...
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]