Re: How do I wire up several MCUs of the same kind to SWD?
Hi Jens,Unfortunately (as far as I know) there is no easy solution for this:- Most Cortex-M microcontrollers on the market are based on the older Serial Wire debug (do not support multi-drop).-...
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Re: code density question about armv8 instruction set
Considering only straightforward code which doesn't use any 64 bit integers or SIMD Thumb code is quite a bit more dense than anything else.As far as I can see despite missing general predication and...
View Articlehow to configure 8bit SRAM in lpc2214.
hi!how to configure EMC external 8bit sram in lpc2214 my configuration in following way but it could not work, plz suggest if any done in past.8Bit SRAm = CY7C1019CV33void Cypress_Init(void){/*//Pin...
View ArticleRe: code density question about armv8 instruction set
Just a bit more. It strikes me that you are interested in size but not very interested in 64 bit in that your code could probably run in 32 bit but you are thinking forward to using the 64 bit...
View ArticleRe: BSP FriendlyArm Mini210 to Windows Compact7, Anybody have ?
Hi Francass, I am afraid that you have to ask the manufacture for BSP. I am not aware of anything public at the moment. TI does have something, but not for samsung http://www.ti.com/tool/wincesdk-a8...
View ArticleRe: How do I wire up several MCUs of the same kind to SWD?
It might be possible, but depends on what the the I/O pad's behaviour during reset. If it is tristate or open drain it might be okay. You might want to check with NXP application engineers about this.
View ArticleRe: How do I wire up several MCUs of the same kind to SWD?
Do you think that if I want to 'auto-program' them, I could pull out the RESET line for each of them and then share SWDIO and SWCLK, while keeping the other RESET lines low ?
View ArticleGoogle to release SDK for wearables
Google is making it easier for developers to build android wearables. An SDK will be released later this month.Android Community
View ArticleWhat is registration means in the specification of AXI4 ?
I found that AXI4 is open core protocol but while studying specification of AXI , it says registration is required .And i cannot understand what kind of registration it is. I will appreciate if...
View ArticleHow can i get vfpv4 instruction cycles used in A15 or A7?
I meet some problem rencently, i have checked A15 or A7 documents ,it does not refer to VFPv4 instruction cycles，how could i get it？
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Re: legal and ethical issues ARM considers
I am afraid that it is quite a broad question.It would be interesting to get a bit more background info on what you are looking for... If you are talking about the legal side of things like the...
View ArticleBE. Mobile Academy Module 3: Simple Triangle
Here is the topic for discussions, questions and feedback for Module 3 of the Brains Eden Mobile Academy course. Available here: "Simple Triangle"For discussions on the 1st week's module please see...
View ArticleRe: BE. Mobile Academy Module 3: Simple Triangle
You can also still see the current points board to help you win the most active BE Academy Student on the Community in the 1st week's discussion
View ArticleRe: Where can I download TrustZone API?
Hi,As Pete says we decided to focus our efforts on GlobalPlatform Device Committee to develop the APIs for a Trusted Execution Environment. There are a number of commercial TEE providers and a growing...
View ArticleRe: ASTC Evaluation Codec
Hi Sean, I have one more questions: LDR endpoint Decoding section(3.8) in ASTC specification: "The bit_transfer_signed procedure transfers a bit from one signed byte value (a) to another (b). The...
View ArticleCan I distinguish instruction fetch and data fetch in Cortex-M0 ?
Hi folks, I am just curious about this. Can I judge current bus transaction from CM0 processor is instruction fetch or data fetch, standing at system bus interconnection side ?
View ArticleARM Cortex-M0 Design start
Hi, I trying to build the peripheral around Cortex-M0 IP core thorugh AHB-lite system. Right now I have to integrate Cortex-M0 with the DDR2 SRAM (1Gb) through AHB lite. I find on internet which shows...
View ArticleConnected devices -- Estimating the number of IoT devices
Nick Hunn, author and creator of the blog – Creative Connectivity, has a neat approach todetermine the volume projections of IoT node devices (he focuses on Bluetooth Smart technology).His analysis...
View ArticleHow to use CPU0 and CPU1 with threads on cortex A9?
Hello!! I'm new to the forum, I need help with the cortex A9. I'm developing an application that uses the SoC(HPS+FPGA). The FPGA is used to implement hardware accelerators, and the cortex A9to run the...
View ArticleRe: Design considerations to extend battery life of devices
There are several micro-energy harvesting systems scavenging energy from solar, vibration, thermal and biological sources (with solar being most popular) --perhaps the bigger issue with using energy...
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