Has anyone successfully used MMU mapping to start the bootrom or vxworks BSP? I'll give you a copy of the at91rm9200bsp I just completed. Can you also explain the idea in detail? I'll give you a high ...
[i=s]This post was last edited by qwqwqw2088 on 2019-5-1 09:56[/i] [size=4] Millimeter waves refer to electromagnetic waves with a wavelength in the order of millimeters, and their frequencies are app...
[size=4]What is a negative feedback circuit? [/size] [size=4] [/size] [size=4] Feedback is an important concept in electronic technology. It refers to a part of the output (voltage or current) of an e...
I added the following code to the virtual serial port driver, and it can be read in com_init, but it always fails in COM_Open: lResult = RegQueryValueEx(hKey, REG_MAP_PORT_NAME, NULL, &dwType, (LPBYTE...
Event details: Download Maxim reference designs for industrial applicationsIndustrial semiconductor products are used to build basic control facilities in buildings, factories and smelters, and are al...
I'm going to develop a webservice recently, and cooperate with the Hikvision AGV control system to realize the control of the elevator car. The current plan is to use a wifi module. When I was a sopho...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]