Take SimpleWiFi serial to WiFi module S2WM02 as an example to illustrate the difference between ModbusTCP and ModbusRTU

... Modbus TCP and Modbus RTU difference Modbus communication protocol by Modicon (now has been acquired by Schneider, become its sub-brand) Invented in 1979, it is the world's first bus protocol for industrial sites. Due to its free public offering, manufacturers using the protocol do not...


MediaTek MT6625 processor / chip data introduction

... MT6625 chip: MT6625 Processor: MT6625 based Cortex-A7 architecture, using TSMC 28nm LP process technology, clocked at 1.2GHz, equipped The GPU graphics processor is PowerVR [email protected] Support 32bit single channel LPDDR2 memory, and support up to 533 size memory, up to 1300w camera,...


Exhibition | What I saw at the 2018 China International Information and Communication Exhibition

... I applied for the tickets for China International Information and Communication Exhibition as early as 9.21, and looked at the time. Today is the first day, so I am I went in the afternoon. The first time I participated in this kind of exhibition, I was a little embarrassed when I...


Zedboard learning record (2): transplant Linux system without desktop

... Preparation: 1) Startup file: 2) 4GB SD card 3)ZedBoard development board version :REV-D 4) One computer with Ubuntu system (can also be used with virtual machine) transplant work: 1, insert the SD card into the Ubunt computer. 2, formatted in Linux, and partitioned. 1) Search the disks...


Ubuntu pycharm shortcut created

... copyright belongs to the author. For commercial reprint, please contact the author for authorization. For non-commercial reprint, please indicate the source. Author: Zhang Yang Link: http://www.zhihu.com/question/19672568/answer/23133070 Source: Know 终端输入: sudo gedit /usr/share...


STM32F407 development board HTTP mode IAP remote upgrade official routine transplant

... about the remote upgrade template establishment, you can refer to the following blog post connected above, has established a pingable Ethernet The project template, then the migration of the iap_http mode in the official routine LWIP_IAP 官方程式location D:\STM32Cube\Repository\STM32Cube_FW...


The 1852 question on POJ 1852 Ants

... POJ, just read the question has a feeling in the cloud, especially the direction of movement of each ant is uncertain and can not be staggered, more confusing. The topic is as follows: Description An army of ants walk on a horizontal pole of length l cm, each with a constant speed of 1...


[programming practice] POJ 3276 Face The Right Way

... Description Farmer John has arranged his N (1 ≤ N ≤ 5,000) cows in a row and many of them are facing forward, like good cows. Some of them are facing backward, though, and he needs them all to face forward to make his life perfect. Fortunately, FJ recently bought an automatic cow...


[USACO13OPEN]Photo Photo Problem Solving Report

... [USACO13OPEN]Photo Photo Problem Solving Report 题描述 Farmer John has decided to assemble a panoramic photo of a lineup of his N cows (1 <= N <= 200,000), which, as always, are conveniently numbered from 1…N. Accordingly, he snapped M (1 <= M <= 100,000) photos, each covering...


肆: Output of IO port application

... #IO port internal structure 8051 MCU: There is one 8-bit bidirectional parallel I/O port P0, and three quasi-bidirectional parallel I/O ports P1~P3. Each port is composed of a latch, an output driver, and an input buffer . P0 Port internal structure P0 Port Detailed Solution : High...