Small problem
Hi, I just notice this display error the arrow isn't clearly appears May be this disfunction is already known
View ArticleFeedback - Web Font Error fast.fonts.net
Is there a way to send feedback about this site? It looked like "fast.fonts.com" wasn't too fast, and when I checked, I came across: Update fast.fonts.com to fast.fonts.net Update fast.fonts.com to...
View ArticleInnovation on ARM Cortex Processors
How the ARM Architecture has fostered differentiation through diversity? Since 2014, there has been an ever increasing number devices shipping with ARMv8-A based Cortex Processors – ranging from $65...
View ArticleJava speaks CoAP
The IoT team at ARM puts a lot of effort into creating and implemented standards for security and communications. A great example of this is the Constrained Application Protocol (CoAP), RFC7252, which...
View ArticleFull-featured Android Lollipop (5.0.2) BSP Now Available for the Inforce 6540...
Software Update for the Inforce 6540™ Single Board Computer (powered by the ARMv7 ISA compatible Qualcomm® Snapdragon™ 805/APQ8084 processor) A full-featured Android Board Support Package (BSP) running...
View ArticleAffordable arm64 boards?
What arm64-based affordable boards are there, and where they can be bought? I'm asking for a friend, and he's probably after something to run Linux/Unix on. There has been discussions about...
View ArticleWhat is the advantage of floating point of CM7 versus CM4
Hi all, I did some of the investigation based on comparison of FPU based algorithms on CM4 and CM7 cores. All the code/data were placed into the single cycle memory with full utilization of modified /...
View Articlesome help with DS-5
Greetings Experts I am trying to compile the TEE sample with DS-5. I downloaded the latest version of DS-5, and created a C project. I was able to put in the main_secure.c file and build ok. I then...
View ArticleQuestion about a code snippet on ARM, Thumb state change
Hi, I find the following code snippet online on ARM state change. Although that whole material looks solid, the second line in the blue code below is puzzling. add R1,PC,#1 ;Load address of...
View ArticleWhy does Cortex-R only support most two cores?
Why does Cortex-R only support most two cores?
View ArticleI want to know how to invalidate or clean to cache only used secure-world
Hello experts. I making a security operating system using trustzone using ARMv8 big-little core. I face some probleam of cache clean or invalidate. I want to cache flush to used only secure-world...
View Article[Cypress PSoC BLE套件经验分享]使用自己的工具通过swd接口闪灯！（1）
首先感谢ARM中文社区，cypress公司，以及版主和工作人员，谢谢大家！ 本人第一次使用cypress的产品，这几天从官方网站找到许多资料，也有中文的，比较详细；同时也遇到几个问题，希望cypress的工作人员能够答复解决。 1.官方的creator开发软件功能很强大，但是软件很大啊！由于网速不给力，下载起来很不方便，希望能送一张刻录好的光盘啊！ 2.我发现psoc programmer...
View ArticleUnaligned memory accesses in ARM V7 core throwing some error....
typedef struct __attribute__((__packed__)) { uint8_t op_code; uint8_t flags; uint32_t logical_block_addr; uint8_t group_num; uint16_t tx_length;
View ArticleNon aligned access in arm v7 going into exception
typedef struct __attribute__((__packed__)) { uint8_t op_code; uint8_t flags; uint32_t logical_block_addr; uint8_t group_num; uint16_t tx_length;
View Article[翻译]多家公司采用 mbed OS 进行 IoT 开发
作者：Caroline Hayes，高级编辑 自2014 年末举办的 ARM TechCon 大会上ARM® 推出mbed™ OS以来，便被公认为一种基于ARM Cortex®-M 处理器系列的可以加快 IoT 设备原型设计和开发流程的开源方式。它为在低功耗运行的 IoT 设备提供连接性、安全性和设备管理。 图 1：mbed OS 架构可以让您方便地使用各种不同的 IoT...
View ArticleWhat is the advantage of floating point of CM7 versus CM4
Hi all, I did some of the investigation based on comparison of FPU based algorithms on CM4 and CM7 cores. All the code/data were placed into the single cycle memory with full utilization of modified /...
View Article中国电子：自主研发芯片及系统已完成
你一定在好莱坞大片里看过如下桥段：英雄人物破除重重艰难，潜入企图毁灭世界的野心人物的控制机房，在千钧一发之际按下按钮，终止了可能毁灭世界的某个程序。 实际上，如果别有用心的人想进入你的电脑，启动或者终止你的程序，远没有那么麻烦。因为你的电脑系统、应用软件可能自带了某种类似“后门”的程序，黑客或者软件设计方可以远程利用这道“后门”，绕过你电脑的安全设置，登录系统，窃取你的隐私，甚至让电脑陷入瘫痪。
View Article[活动]Cypress PSoC低功耗蓝牙开发套件，开发板发放名单公布
活动博客一览： [Cypress PSoC BLE套件经验分享]开发环境搭建与开箱图 [Cypress PSoC BLE套件经验分享]之初体验 [Cypress PSoC BLE套件经验分享] Quick Start [Cypress PSoC BLE套件经验分享]我的试验之路 [Cypress PSoC BLE套件经验分享]使用自己的工具通过swd接口闪灯！（1） 大家好，...
View Article[专稿] ARM Day in CGDC ARM现身2015游戏开发者大会
各位中文社区用户， 昨天下午斑竹去China Joy了，不过不是去看靓丽的Show Girl，而是去参加ARM Day活动了，什么，你还不知道ARM为什么要参加游戏展，那么，赶紧让我来告诉你，ARM和游戏的关系。 其实，ARM参加的是China
View ArticleAndroid Wear OS difference
Hi Experts, What is the key difference between Android Wear OS and android for phone ? Does the underlying kernel also changes for the same ? Is there any development platform at cheaper price to...
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