CA72 transactions IDs
In the TRM of CA53, I see some descriptions of the encodings for AWIDM and ARIDM, and it's quite clear to distinguish Read & Write transactions from different cores. But in CA72, I can't find such...
View ArticleDeciphering DS-5 Support and Maintenance License Error C9932E
ARM is constantly providing updates to our DS-5 toolchain, and details of these updates are provided in the change log. When you purchase the tools, you will receive either a term or perpetual license...
View ArticleARM Cortex-M0 assembly programming tips and tricks
The snippets in this document are no real secrets, your C-compiler probably use them already. But if you're writing assembly-code, it's good to have some snippets ready, when you need them....
View ArticleHealthcare: The New Frontier?
This week I am at an event discussing the Future of Healthcare . My segment team spends much of its time working with well identified market segments like smartphones, wearables, servers and engine...
View Article麻烦各位看一下。2片stm32进行SPI通信。下面分别是主机从机的程序。但主机接收到的数据出错了。
刚算是了解清楚了SPI的原理，动手做个实验。在SPI主从通信中。我想让主机跟从机交换一次数据。从机程序里直接往SPI-DR里赋值了，那么在主机时钟信号到来的时候通信就自动开始了不是吗？ 然后我接上了逻辑分析仪观察。发现主机输出的数据是正确的，但主机接收回来的返回值并不是0xf0；而是00111100..但我现在没有JLINK，我只能观察到IO的变换。麻烦朋友们看看程序是不是有问题呢？
View Article[Cypress PSoC BLE套件经验分享]CY8CKIT-042-BLE Pioneer Kit开发初步
非常感谢社区有这么好的活动，使我们能够评估、使用并发开新产品。 该评估包名字叫CY8CKIT-042-BLE BLUETOOTH LOW ENERGY PIONEER KIT，包内的内容如其名称也很复杂，对于新手来说都略显复杂了些，我还头一次见这么长的产品名称。不过，你必须得至少记得评估包是CY8CKIT-042-BLE PIONEER...
View ArticleRequirements for SMMU
Most articles suggest a cache coherent interconnector to support System-MMUs. But if only one cluster is present on system, I/O coherency is not required, and only TLB maintenance for System-MMUs is a...
View Article玩转OP-TEE
随着智能手机逐渐融入生活，手机上承载的业务也逐渐由开始的通讯娱乐扩展到人们的衣食住行，说到这些自然离不开钱。当手机厂商谈到钱的时候，用户第一个想到的问题就是安全，特别是在今天这个恶意病毒软件横行当道的年代。随着各种安全门，存款被盗事件在手机上爆发，国内的各大手机厂商，支付公司，出版商，银行也逐渐开始意识到手机安全问题，现在都开始在积极寻找手机安全解决方案。ARM在十几年前意识到安全问题对于移动产品的...
View ArticleIssue with half float vertex attribute/varying with OpenGL ES on Mali-T628
When I pass half float vertex attribute directly (unmodified) to a varying, I get incorrect values in the fragment shader. This works: vTexCoord = vec2(1.00001 * TextureCoordinate0.x, 1.0001 *...
View ArticleRandom behavior with SCTLR_EL1 reset values
Hi, I am working on Juno and I am using SCTLR_EL1 reset value based on A53 spec is = 0x00C50838 but If I look to ARMv8 spec it shows some reserved bits as 1 and considering that reset values =...
View ArticleUpcoming Webinar: Effective Application Debugging for Embedded Linux systems
Duration: 1 hour Cost: FREE! Date: September 4th 2015 Summary: In this webinar we look closely at Embedded Linux application debugging, with examples that illustrate the application of tools and...
View ArticleNew to ARM and having trouble locating example folders - help please ;)
Hello Everyone, I am new to ARM processors. I am trying to get a good handle on the low levels aspects of the ARM processor like exception handling. From searching the ARM website and looking at...
View ArticleOpenCL threads on Mali T628
Hello Guys Peter Harris I am using a Mali T628 GPU on the Odroid XU3 board with Exynos 5422 chip. I have a couple of questions regarding OpenCL on the Mali GPU: 1. Can we get information of active...
View ArticleThat Just Happened (Aug. 6): Decacore to debut; Xiaomi’s new design; the...
We’re keeping this one short this week because I’ve been consumed by weeklong meetings in Cambridge. More innovation stories and links next week! MobileOctacore meet Decacore. Liliputing’s Brad...
View ArticleFrench translation for "Terms and Conditions for the ARM Connected Community"
Termes et conditions d'utilisation de ARM Connected Community (Mis à jour le 19/08/2015) Ce texte à été traduit en langue Française pour votre confort. En cas de contradiction, le texte original en...
View ArticleDevelopment Board for Samsung S5P4418 Cortex-A9 Quad Core New Arrival
ARM Cortex-A9 quad core S5P4418 development board G4418/S5P4418 development board contains of stamp hole core board, base board and LCD board. The core board use 8-layer process design, and is...
View ArticleGraperain Technology Application Series 001: Street Basketball Sports Game...
This basketball gaming machine is based on a 4412 IBOX single board computer, designed by a company in Guangdong province. It is tiny, fast, power-saving, will complete source and can get charged...
View ArticleProgrammable Interrupt Controllers: A New Architecture
Many thanks to Martin Weidmann and Chris Shore who provided a lot of the content for this blog. They recently ran a webinar introducing the GICv3 architecture that you can watch by following this link...
View ArticleA.C.K. Micro - Our Offices
10, Rue des Templiers Zip : 83170 Town : Brignoles FRANCE +33 4.89.36.23.10 +33 6.31.52.81.35 (mobile) Email : contact@ackmicro.com
View ArticleIDC reveals continued growth in servers; ARM wins international honour for...
Angus Loten from the The Wall Street Journal highlights a report by IDC revealing continued growth in the server market as a result of increased cloud demands and the expanding role of IoT. He says,...
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