Others: hardware and software

Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.

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Booting Linux or U-Boot via USB boot on SPEAr320

Posted on April 26, 2013 at 09:15Hello Is it  possible to boot Linux Kernel via the  USB boot mechanism in the SPAEr320 CPU? If yes, what tools are available to generate an image for a bootable USB stick? I hope to get at least a link to an approbri...

hj by Associate II
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C51: Memory accesses providing strange results

Posted on July 29, 2014 at 16:27Hi,I would like to share some knowledge about a point that puzzled me for 3 days.In Keil µVision (C51), if you write the following:    char *ptr = (char *)0x8000;for accessing data located in some Flash memory for exa...

dtylski by Associate
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STR912 Partiry bit set Error.

Posted on April 09, 2014 at 13:48hi.dear i use to IAR compiler, default_form_lib_2.1_iar_5.30 library and jlink. it is my developer environment.  my chip is STR912FAW44. first. i initialize UART2 set None parity bit. second. i change to UART2 set  ...

ikassma by Senior
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Controlling PSD I/O-pins on uPSD3354 uC

Posted on May 15, 2014 at 11:18Hi, We need to modify one of our existing company products to be able to be controller by external I/O. The only externally available I/O-signals are the 6 JTAG pins. These JTAG pins are connected to the PLD I/O-Port C...

henk2 by Associate II
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Trying to find ST9 Visual Programmer for EPB

Posted on May 07, 2014 at 23:04Hello, I have an ST92f150-EPB the software installation CD is long gone, and I need to use my programmer. I have been serching for an STVP that will work with my programmer and my ST92F150JDV1QC chips but I can not fin...

spechin by Associate
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AC/DC Transformer help

Posted on April 17, 2014 at 19:55Wurth has ready transformers for AC/DC supplies for 12V, 24V and 48V for 150W, 200W and 250W ratings. The details can be found here: http://katalog.we-online.de/en/pbs/WE-LLCR?sid=f6723a16ca Can these be used readily...

ravindra by Associate II
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STR711FR2 USB Virtual Com Port IAR *HELP* needed.

Posted on April 08, 2014 at 14:00Hi,I have been looking at implementing USB VCP on a STR711FR2. I have downloaded the str71x demos from ST. I have built the project and got it running but when I plug into the USB port I get �Unknown Device� The boar...

USB, one more time...

Posted on June 05, 2012 at 15:19Hi there, I try to use the Virtual Com Port sample for str71x coming with um0290 package. It is said in the documentation that I should ''Indicate to the PC the location of the stmcdc.inf file (already provided in the...