Teach you how to transplant openharmony 3.0 to stm32 (liteos_m)

stm32 series chip porting to openhrmony3.0 liteos_m I have found many articles before, but because there are few articles in this regard, and the official website documents are too concise, the transplantation process is cumbersome, so I hereby record it. Attach final template address: https://gitee.com/emb-y/hm3-to-stm32 1, Create stm32cube ...

Posted on Wed, 10 Nov 2021 16:01:47 -0500 by ExpertAlmost

Wanzi interpretation of Hongmeng light kernel physical memory module

Abstract: This paper first understands the structure of physical memory management, then reads how to initialize physical memory, and then analyzes the source code of operation interfaces such as application, release and query of physical memory. This article is shared from Huawei cloud community< Hongmeng light kernel A core source code ...

Posted on Mon, 08 Nov 2021 08:28:26 -0500 by lottos

Write a simple Hongmeng entry application

Getting started with HelloWorld When a new Hongmeng project is completed, it comes with HelloWorld code Inclusion relationships in pages As shown in the figure below, the MainAbility (Interface) contains one or more MainAbilitySlice (sub interfaces) The MainAbilitySlice (sub interface) contains the content to be displayed Mai ...

Posted on Fri, 08 Oct 2021 23:23:34 -0400 by man12_patil3

Hi3861 basic function summary of Hongmeng OS2.0 equipment development

This is a summary of common functions of Hi3861 developed in Hongmeng 2.0 full source code, which can help us quickly configure GPIO, such as how to realize PWM, I2C, ADC, etc. 1. Basic IO functions 1.1 output Enable and configure the output value in two steps; IoTGpioInit(GPIO_idx); IoTGpioSetDir(GPIO_idx,1);//1-output 0-input IoTGpio ...

Posted on Mon, 27 Sep 2021 23:51:16 -0400 by joshgarrod