Error: eglGetError(): 0 (0x0000)
Greetings, I am trying to run sample code for Mali_OpenGL_ES_SDK_v2.4.4 on a SAMSUNG ARM S5P4418 I followed http://malideveloper.arm.com/downloads/deved/tutorial/SDK/linux/2.4/quick_start.html to...
View ArticleNE10 fft_float32 result wrong
When i use an ARM cortex-a9 CPU with NEON to test NE10 library,I got a wrong fft result. My CPU is NXP I.MX6Q run in 1GHZ,my program is comiled with gcc-4.6.2. NE10 lib is compiled with...
View ArticleQuestion related to hello_world_cl example in the tutorial
In the hello_world_cl tutorial, buffers memoryObjects[0] and memoryObjects[1] are unmapped because "reads and writes to that memory from inside a kernel on the OpenCL side are undefined". But buffer...
View Article[申请mbed开发套件]智能插座
1.利用开发套件建造一个智能插座系统，通过蓝牙来无线控制家中的电源插座设备，同时用户也可以通过手机来远程管理家中的蓝牙插座设备，以及了解相关电源插座状态，实现对家中电器等设备的智能控制 2.ID：jiangwei
View Article[申请mbed开发套件]
1.1.mbed本身比较贴心的功能我觉得是在电脑端通过拖拽实现U盘升级固件的功能。 针对不同厂商的开发板，mbed实现了统一的、方便的升级固件的功能。近期我也在了解这个相关的细节，方便实际产品中用户也能方便的升级固件，而不是像以前一样需要了解串口、ISP、IAP等概念和操作就能完成产品固件的升级。
View ArticleSTM(System Trace Macrocell)
Can i observe the 1KB data that it is written over the STM AXI interface from STM ATB BUS ? what i mean is that i want to send a 1KB data from STM AXI and observe it from the STM ATB with MIPI STPv2...
View Article金秋大礼： 免费申请功能异常强大mbed Robotics开发套件，庆祝mbed中文讨论区上线
各位中文社区用户， 大家好，细心的用户可能发现我们中文社区多了一个新版块：中文mbed技术讨论区， 这个版块的建立是为了方便更多的中国用户了解和学习研究mbed，并有ARM mbed资深工程师支持，为大家答疑解惑，此外分享mbed最新信息。 言归正传，新版块上线，我们决定盛大庆祝一下，免费提供一批功能异常强大的Seeed mbed Robotics开发套件给大家。 开发套件：Seeed...
View Article[申请mbed开发套件] 远程监控和遥控
一、有两个想做的东西： 1，使用Robotics板作为主控，接入传感器（一般的传感器 Mbed上都已具备并且有驱动代码），通过手机控制家电门窗灯光等，还可以通过Robotics开发套件的网络功能，远程查看有没有锁门或关窗户或防盗提醒等。比如你在上班，家里下雨了，你可以通过手机把家里的窗户给关上…而这一切可以通过mbed方便快捷的实现。
View Article[申请mbed开发套件]
1）mdeb最有创意的应用是将mbed部署在智能渔场。在渔场中部署众多mbed传感器，监测渔场各处水的PH值，水温，溶氧量等参数指标。然后将采集的数据已3G/LTE技术回传到远程中央控制室进行监控。 2）我注册的用户名是：qcmao
View ArticleWhere can I find an RK3399 board like this ?...
https://forum.mqmaker.com/t/miqi-with-debian8-jessie/477 https://mqmaker.com/doc/introduction-to-miqi/ When should a board like this (from the form factor and Operating system) be available with...
View ArticleWFI Instruction
Hi, I want to use the wfi instruction in my code. I'm sending a command to a module and wait for the reply. I have configured UART communication with the module. Will it be good to use wfi()...
View ArticleCortex-M1 on Actel - how to start?
Hello ARM Community, some time ago I started with Cortex-M1 core on Actel Proasic3L FPGA. I don't have much experience, but I have development board without working example:) I tried to follow Actel's...
View ArticleSouth Asia ARM Student Design Challenge 2016 (Phase 1)
The 2016 ARM Student Design Challenge was launched in Bengaluru, India, on 10th September as part of the 22nd Annual International Conference on Advanced Computing and Communication. Echoing the...
View Article使用PYB Nano驱动DS3231
DS3231是常见的一种RTC模块，价格低，使用简单方便，带有闹钟。在PYB Nano上使用它也非常简单。 接线方式和连线图如下： DS3231 PYB Nano GND GND VCC 3V3 SDA Y0/PB9 SCL Y1/PB8 将DS3231库导入，就可以直接使用了。 >>> from DS3231 import DS3231>>>...
View ArticleHow to get absolute value of a 32-bit signed integer as fast as possible?
Hi. I wonder how to calculate absolute value of a 32-bit signed integer in C as fast as possible. I saw that there is a FPU instruction VABS.F32, which do that in one cycle (above the floats). I...
View ArticleChallenges of choosing verification engines, AMD’s ARM-based Bristol Ridge...
Ed Sperling from Semiconductor Engineering highlights ARM’s insight on the challenges of choosing verification engines, quoting Bill Neifert as stating, “It’s the interaction of things that becomes...
View Article使用PYB Nano驱动DS3231
DS3231是常见的一种RTC模块，价格低，使用简单方便，带有闹钟。在PYB Nano上使用它也非常简单。 接线方式和连线图如下： DS3231 PYB Nano GND GND VCC 3V3 SDA Y0/PB9 SCL Y1/PB8 将DS3231库导入，就可以直接使用了。 >>> from DS3231 import DS3231>>>...
View ArticleStreamline Community Edition Mali Counters
Hi there, I am using the Community Edition of Streamline and am connecting to an EXYNOS5422 with a ARM Mail-T628 on board. I'm trying to view the Mali counters for the GPU, but I cannot see the...
View ArticleShader bug r12p1
I've recently discovered shader sampling bug on r12p1 on S7 series. Looks visually similar to what we previously had on r7p0. Reproducing issue Scenario 1. Dolphin emulator:
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