Bootloader in MK20DX256 32-bit ARM Cortex-M4?
hi,i am first time trying to use ARM processor, I have selected Freescale following processor. MK20DX25632 bit ARMCortex-M4 my confusion are:1: I don't know how to load my program in my ARM...
View ArticleSIGGRAPH, OpenGL ES 3.1, and Next Generation OpenGL
It’s that time of year again – SIGGRAPH is here! For computer graphics artists, teachers, freaks and geeks of all descriptions, it’s like having Midsummer, Christmas, and your birthday all in the same...
View ArticleTechnical questions about the Juno Development Board
I am interested in buying a Juno development board, but have a set of technical questions related to the platform, namely: (1) What are the migration modes that are available on the ARMv8 big.LITTLE?...
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2014 ARM®嵌入式开发工具技术研讨会
随着智能手机、平板电脑和智能电视的普及，越来越多的开发者选择ARM Cortex®-A系列CPU 搭配Linux或Android™操作系统，作为这些智能设备的标准配置。而最近被业界谈论最多的可穿戴和物联网，也透过ARM...
View ArticleUsing interrupts not implemented as Software interrupts?
We know that a Cortex-M0 or any other Cortex-M may have fewer interruptions implemented the architecture defined in the standard, so we can not use interrupts implemented as software interrupts by...
View ArticleL6221E execution regions overlap error
I am working on Keil uVision4 and just started learning ARM Cortex-M3 assembly. Executing a program but have this error during the build process:.\mycode1.axf: Error: L6221E: Execution region ER_RO...
View Article'Sort and Count' program using Cortex-M3 Assembly (or less preferably in C...
Construct the following null terminated string in code area (i. e. in ROM) str DCB “p1er3fec6tst1r2an5ge7rs8”.0 Write an assembly program that will count and separate alphabetic and...
View ArticleJuno DRAM device model
Is there any pointer or an ARM-internal contact to ask about the DRAM device used in Juno board? It is 32-bit width, so simply I wonder if it is composed of 4 of 8-bit device or 8 of 4-bit device.
View ArticleglReadPixels generates OUT_OF_MEMORY error
Hi.Usually, I use render-to-texture technique to process the image.However, recently, I need to read the contents to the system memory.So, I tried to use glReadPixels as follows: GLubyte pixels[256] =...
View ArticleHow to configure a 10 inch TFT LCD in ARM Cortex-M3?
good evening to every one..i am new to this website..i want to know how to use 10 inch TFT display and LVDS colour formet??? can anyone help me..? thanks advance
View ArticleAnother route to ARM training...
Chinese Information 中文信息：参与ARM技术培训的新途径Just a short update to highlight an exciting new development. In response to demand, ARM has launched a limited program of public open-enrollment training...
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Extended System Coherency - Part 1 - Cache Coherency Fundamentals
Introduction The theme of TechCon 2013 was “Where intelligence connects” and in many ways hardware system coherency is an important part of connecting the intelligence of an SoC. This year I presented...
View ArticleAt what clockspeed does the MALI T628MP6 run inside the Samsung Galaxy S5 ?
The Galaxy S5 is using the Exynos 5422 chipset in which acc to wikipedia the T628mp6 should run at 695 mhz but my phone scores the same as the Note 3 in the 3D MARK benchmark.The Note 3 is using the...
View ArticleglMapBufferOES fails with GL_INVALID_VALUE in GLES 3.0 Emulator
I have an OpenGL engine set up, and have added OpenGL ES support to it recently. Currently I am targeting android, and in an effort to speed up debugging I have added OpenGL ES support to the windows...
View ArticleCannot intercept my app with Mali Graphics Debugger
Hello, I just followed the manual but I cannot get the MGD to intercept any call from my app.The GUI connects to de daemon though USB but no data is traced.I am using Android 4.4.2 and Mali-400 MP. Am...
View ArticleCan we trace per-process Mali GPU memory utilization using DS-5?
I would like to know if any existing ways are there to find out per-process GPU memory utilization so that I can easily find out which is the most GPU memory hungry process in my system. I tried to...
View Articlemali-400/450 linux kernel driver drm support
after I read the code of mali-400/450 linux kernel driver r3p2-01rel4, I have a doubt that if it is really able to support DRM.(because of the lack of Mali device, I failed to give a try) Take an...
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Mali GPU：抽象机器，第3部分 – 着色器核心
原帖地址：The Mali GPU: An Abstract Machine, Part 3 - The Shader Core发帖人Peter Harris于2014 年 3 月 13 日 03:51:00 在ARM Mali Graphics 在本系列的前两篇博文中，我介绍了帧级别的管线化 [Mali GPU：抽象机器，第 1 部分 - 帧管线化] 和 Mali GPU...
View Articlehow to burn image onto inserted msata and flash at the same time
hi The ARM, i.MX6 or any processor comes with first stage bootloader wired internally to read bootloader.How does it know where to find the bootloader, in onboard flash or sdcard? I understand if boot...
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