STM32_ Temperature and humidity sensor
Temperature and humidity sensor The temperature and humidity sensor module used in this experiment is DHT11 Module parameters: The module can not measure the temperature below zero, but there is no problem in daily use. Inside the module is a function analog-to-digital converter chip (8 bits),UTF-8...
Posted by imperium2335 on Tue, 25 May 2021 02:35:13 +0930
The 10th National Blue Bridge Cup
[ran Bing's Growth Diary 012] Hu ~ this 10th session is really torture. I learned string and pointer again here. I've learned a lot. I really can't give you this session. Let me write some sections for you to understand. Put the rest of the direct code on it, and pick it up when you need it. ThUTF-8...
Posted by gbuck on Sat, 29 May 2021 04:00:43 +0930
Temperature Alarm System Based on 51 Single-chip Computer
Catalog Preface 1. What is the temperature control system? 2. Design Purpose 1. Environmental needs 2. Design Basis 3. Design 1.C51 Programming 2.Proteus simulation (1). The components are as follows (2) schematic diagram. summary Preface Since the birth of micro-calculator in the 1970s, it hasUTF-8...
Posted by tyrol_gangster on Wed, 02 Jun 2021 01:50:11 +0930
8051 microcontroller combat analysis (STC89C52RC as an example) | 07 - independent key driver
The key is a relatively common and simple human-computer interaction operation. The key is actually a non self-locking touch switch. When pressed, the contact will close, and when released, the contact will open. 1 independent key There are two forms of commonly used key circuit, independent keUTF-8...
Posted by mouncef on Wed, 02 Jun 2021 05:04:51 +0930
Introduction to 51 single chip microcomputer development - IO port application
preface According to the previous understanding of 51 MCU and the mastery of basic theoretical knowledge, the next step is to officially enter the MCU development practice. In recent days, the TV play "the age of awakening", the new culture leaders Chen Duxiu, Li Dazhao and other revolutionary UTF-8...
Posted by infini on Thu, 10 Jun 2021 09:14:55 +0930
Based on FatFs file system, HAL library CubeMX STM32 reads and writes SD card in SDIO mode
1. Preface In the last article, I talked about how to read SD card in SDIO mode. At the end of the article, I talked about what should be paid attention to. At the same time, it is also the shortage of using SDIO mode in bare metal. Today, I will tell you how to read SD card in FatFs file systeUTF-8...
Posted by ChrisF79 on Sat, 12 Jun 2021 07:09:49 +0930
STC89C52RC microcontroller extra chapter | 03 - understanding the data types supported by C51 compiler
In the past, when we were learning C language, there were data types supported by C language, which were called standard C. now for 51 MCU, it is slightly different from the data type of standard C, and some keywords have been added. In the standard C language, the basic data types, such as chaUTF-8...
Posted by wake2010 on Thu, 17 Jun 2021 04:44:41 +0930
STM32F103 serial port transceiver
Serial port: standard serial port asynchronous serial full duplex communication speed is determined by baud rate Asynchronous communication: both sides of the communication do not share the same clock line, and the communication speed of both sides is determined by themselves (communication reqUTF-8...
Posted by linda thomas on Wed, 23 Jun 2021 03:54:05 +0930
51 Single-chip Computer Learning Road-Timer
Write before: The following procedures and circuit diagrams are not guaranteed to be the best solution, there will be many shortcomings, I hope you understand.In addition, the content of C51 is to sort out the knowledge that has been learned a long time ago. There may be errors. Please correct UTF-8...
Posted by walkero on Thu, 01 Jul 2021 02:19:53 +0930
Design and Implementation of Temperature and Humidity Monitoring System for ESP8266 Automatically Uploading DHT11 Data to javaweb Server
Catalogue of Series Articles Chapter 1 Testing of java Software Emulation for ESP8266 Chapter II Hardware and Software Testing of ESP8266 Chapter III ESP8266 Client-Java Background Server Linking Chapter IV Online Debugging between ESP8266 Client and Java Web Server Chapter V ESP8266 Client LinUTF-8...
Posted by rockintyler on Mon, 05 Jul 2021 03:04:47 +0930