This article extracts the "Embedded Linux Drive template simplicity and engineering practice" a book "Development and commissioning technology."Linux is powerful, there are so many open source projects can be used. It is often very much needed to be defined as a high-speed solution by finding the relevant source module. Make these open source modules embedded. Cross-Compile the open source project.According
1, the installation of the serial port type of the driver, there may be drivers can not install the situation, error: Cannot find the corresponding file or find the file, installation error, such as:2, encountered such problems, the solution is as follows:1> Check if there is a "Mdmcpq.inf" "Usbser.sys" file under the C-drive path, if you do not download the corresponding system file,The Mdmcpq.inf file is placed under C:\window\infUsbser.sys put it i
[TM4C123 single-chip microcomputer practice] configure SSI and drive DAC7811 to display a sine wave,
I have learned TM4C123 single-chip in the electric competition over the past few days. In general, combined with the official routine and reference manual, a good oscilloscope will be much more efficient.
TI's SSI is actually SPI.
First, familiarize yourself with SPI.
SPI is used to transmit data between the
int PageCount;7 //Get the number of people with 9 in the name8 var list = helper. List (1, +, I = I.name.contains ("9"), out PageCount);Ten console.read ();One }The total running codeUsing system;using system.collections.generic;using system.linq;using system.text;using System.Configuration;using System.linq.expressions;using mongodb.configuration;using mongodb.linq;using Mongodb.attributes;namespace mongodb.test{public class mongodbhelper
inheritance class of T using the LINQ feature, we also need to map a bit.1 #region Mapping configuration for LINQ queries 2//4: Here are some basic curd code, similar to writing EF code, and very comfortable to write. 1 #region Insert operation 2//5. OK, let's open the 2222 port, because the previous article I have made this MongoDB service, now directly connected to the past, and do a name index.6. Everything is ready, we do basic operations, such as here I add 1000 data, note that I opened
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