When LM3S9B92 is used in USB HOST mode, do USB0_VBUS and USB0_ID have to be connected to VCC and GND? I read the document saying that it can be used as a normal GPIO port in HOST mode, but I don't kno...
[p=25, 2, left][font=微软雅黑, "][b]Suggestions[/b][/font][/p][p=28, 2, left][font=微软雅黑, "]Some beginners spend a lot of time on theory, but still don't understand PLC after half a year. In fact, they jus...
I am using LCP2368 ARM7 core 8-bit microcontroller, I don't know if it can realize FTP or TFTP function. It only has 512K Flash, and can't be expanded. Please give me some advice!...
There is about 100mv of noise in the waveform in the figure, and the voltage of the horizontal line is 2V. Can the noise be filtered out to below 10mv or lower through a first-order active filter (the...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[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]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
1 Introduction
In the process of crude oil pipeline transportation in the oil industry, crude oil needs to be handed over between enterprises, so flow meters are widely used. The measurement ac...[Details]
In the design of multi-channel passive radar signal processor, the author used DSP chip
TMS320VC5409
to control the interface circuit of four DDC chips HSP50214B, and studied the ke...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
During the operation of electronic equipment,
memory
failure or failure will not only lead to economic losses, but also may lead to catastrophic consequences. Therefore, memory testing has ...[Details]
In the process of designing electronic products, we usually control the cost of the designed products, always try to simplify the circuit, reduce the components, and simplify the installation process....[Details]
Abstract Based on the overview of the hardware design of digital synthesis sweeper, this paper describes a USB2.0 interface design based on ISP1362, including the hardware structure design of USB i...[Details]
1. Introduction
Power flow calculation is the basis for studying steady-state problems of power systems. Since the application of computers to calculate power flow distribution in power sy...[Details]
Microcontroller MCU
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