[i=s]This post was last edited by 15816861002 on 2021-9-9 21:33[/i]I have been using MFRC522 , but since the end of last year, the price of this chip has skyrocketed. Under the strong pressure from my...
Memory is a key component of any microcontroller-based embedded system. For example, developers need enough RAM to store all volatile variables, create buffers, and manage various application stacks. ...
[i=s]This post was last edited by DDZZ669 on 2020-10-8 21:34[/i]The previous article [GD32450I-EVAL] + 07 Camera Full Screen Display Test introduced the use of the camera. This article uses the images...
[i=s]This post was last edited by jinglixixi on 2021-9-22 23:03[/i]Whether from the appearance or from the schematic diagram, traces of wireless communication can be seen, as shown in Figure 1.Figure ...
This morning, Redmi's official Weibo account officially announced that the Redmi 855 flagship is named K20, and said that this time, at all costs, the Redmi flagship will start the "K" era with you! ...[Details]
/********************************************************************************************** * File name: 12864.c * Copyright: * Module name: Serial working mode driver program of 12864 LCD driven...[Details]
Recently, I want to learn more about STM8, so I chose to write the temperature and humidity sensor DHT11 driver code from scratch. I encountered some problems and also gained some experience. I hope ...[Details]
Mitsubishi Q series PLC Ethernet module (wireless)
1. Product Introduction
YC8000-MIT-S is a high-performance protocol conversion gateway, used for Ethernet data acquisition o...[Details]
In its recent Data and Analytics (D&A) Cloud Adoption Study, Gartner predicts that by 2027, 80% of organizations that adopt D&A cloud services for cost-cutting purposes will not achieve their exp...[Details]
The spectrum analyzer is used to receive and analyze signals. This function is similar to that of a radio. A radio detects (demodulates) the high-frequency signal received by the antenna and convert...[Details]
In the previous article on eCall, it was mentioned that Class D audio amplifiers need to pay attention to EMI issues (click to view the article "Audio Application Solutions for In-Vehicle eCall Sys...[Details]
(a) Pull-up resistor: 1. When the TTL circuit drives the COMS circuit, if the high level output by the TTL circuit is lower than the lowest high level of the COMS circuit (generally 3.5V), a pull-up...[Details]
Frequency Hopping
Communication As an important type of spread spectrum communication system, the system has been widely used in military and civilian communication fields for its excellent anti-...[Details]
YModem Protocol The YModem protocol evolved from the XModem protocol. Each data packet can reach 1024 bytes and is a very efficient file transfer protocol. Source code macro definition #define SOH ...[Details]
February 21, 2022 – Mouser Electronics, the industry’s leading New Product Introduction (NPI) distributor of the broadest selection of semiconductors and electronic components™ (Mouser Electronics...[Details]
Some people think that the success of OPPO and vivo today is related to Duan Yongping's remote control behind the scenes. Duan Yongping denied these people's views on Xueqiu, saying: "I have never re...[Details]
introduction 笔者接触嵌入式领域软件开发已近五年，几乎用的都是 ARM Cortex M 内核系列的微控制器。在这五年期间，感谢C语言编译器的存在，让我不用接触汇编即可进行开发，但是彷佛也错过了一些风景，没有领域到编译器之美和CPU之美，所以决定周末无聊的休息时间通过寻找资料、动手实验、得出结论的方法来探索 ARM CPU 架构的美妙，以及C语言编译器的奥秘。（因为我个人实在是不赞同...[Details]
1. Introduction to ARP Address Resolution Protocol ARP provides dynamic mapping between IP addresses and corresponding hardware addresses. A translation is required from the logical Internet address ...[Details]
Qualcomm has been paying more and more attention to its automotive business this year. Following the PC and mobile phone chips, Qualcomm's automotive chips have also been replaced with self-develop...[Details]
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