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Forum Posts

Delay() and System Clock in STM32VLDiscovery ?

Posted on October 10, 2012 at 13:37Hi everyone,I'm new with STM's MCU and I'm doing some tests on the the STM32VLDiscovery board (with MCU : STM32F100RB) I've just bought.I wrote a simple code for blinking a LED and tested it successively on the eva...

edgar2 by Associate II
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Offset error or conversion error?

Posted on October 10, 2012 at 22:00  The original post was too long to process during our migration. Please click on the attachment to read the original post.

orn by Associate II
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custom bootloader and peripherals in application

Posted on October 06, 2012 at 03:03hello, I am using STM32F107 with custom bootloader. Quite a few peripherals are initialized and used in a booloader. At some seminar (don't remember which one) I asked about reinitializing peripherals after the jum...

Setting up SPI-bus

Posted on April 11, 2011 at 10:56Hey, Im trying to set up an SPI-bus between the STM32VLDISCOVERY and an external flash memory. I want the STM32-processor to be master and the flash-memory to be slave. What ive tried to far is simply to set up the G...

reckan by Associate II
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PDM Filter

Posted on April 24, 2012 at 00:01Hi. If  i want to use PDM_Filter_64_LSB() function from pmd_filter.h in my program or just build the ''Audio_playback_and_record'' project, i got a 'undefined reference to PDM_Filter_64_LSB' error. I guess i have to ...

STM32F0 - power

Posted on October 07, 2012 at 16:57So I managed to get my boards programmed and working... except one little detail - power consumption is rather high for my application. With both UARTs on and nothing else, running on HSI at 48Mhz, current consumpt...

STM3237x comparator base address?

Posted on October 06, 2012 at 04:47I haven't been able to find the base address for the comparator peripheral in the datasheet September 2012,(Doc ID 022691 Rev 2).  I presume it goes into one of those ''reserved'' addresses, but didn't get added to...

Flash Download

Posted on October 09, 2012 at 13:17how can I configure the keil to download my program on the evaluation sheet STM32F4 Discovery?

orn by Associate II
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Timers

Posted on October 09, 2012 at 18:13I am new to the 32-bit world and am trying to generate an interruptable timer every 5us or so.The application is an A/D read and the the channel has to settle for 30us before a read can occur. I am currently using ...

dmwarnke by Associate
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Unexpected code line jumping

Posted on October 09, 2012 at 09:52Hi, I'm experiencing a strange problem with IAR EWARM and STM32F4DISCOVERY. I have quite a deep nested 'if' function setup that is misbehaving. I have checked, double and triple checked the brackets and semicolons...