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Forum Posts

waiting for timer initialisation?

Posted on March 10, 2013 at 09:42Hi all, I am very new to ARM chips, lots to learn. I have some code from a ST example that initialises the gpio/tim2/DAC2/DMA all in one funtion it works fine. If I split it onto 4 functions for clarity etc, it stops...

ADC channel match

Posted on March 11, 2013 at 14:13Hi We figured out some ADC channel miss match on STM32F100C8 device, which we couldn't explane. We use the following test setup: - ADC1_IN0 (PA0) to ADC1_IN3 (PA3) are used. - Regular group scan mode with DMA is used...

loeffel2 by Associate III
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stm32 discovery

Posted on March 10, 2013 at 08:28Hi all I am new to this STM32discovery  board. I need help to find the right functions that will  initiate any chosen header pin to INPUT or OUTPUT or PWM  or A/D when relevant . Where exactly I find those funct...

STM WAKE UP

Posted on March 10, 2013 at 19:41Its time to upgrade to an easy to implement forum like those http://www.picaxeforum.co.uk/forum.php http://arduino.cc/forum/ The STM boards give a real via delaroza when new to them .  The information to new users i...

how to make a delay on STM32

Posted on March 07, 2013 at 15:01Hello!how to make a delay of N clock cycles? (without timers)I realized asm(NOP) is not working

maryuriy by Associate II
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90 degrees phase difference signals

Posted on March 11, 2013 at 11:05I want to create 2 signals and they must have 90 degrees phase difference (on square wave). for example signals have 2 kHz freq. i set the timer 8 kHz and just changed the one of the outputs on each timer interrupt. ...

ADC preventing SysTick timer Interrupt (Why?)

Posted on March 10, 2013 at 17:56Hello, Once I initailize ADC in my program, it stop the SysTick timer Interrupt from working while ADC work correctly.I want ADC Interrutp to have higher priority than SysTick timer Interrupt.How do I set the priorit...

HMAC with DMA transfert

Posted on March 09, 2013 at 14:40The original post was too long to process during our migration. Please click on the attachment to read the original post.

JTAG unable to attach to CPU

Posted on March 08, 2013 at 22:24Hello ST community, first forum post... We're having problems with downloading EVAL example code into STM32F207ZC. I've soldered 144-pin chip to an adapterboard and followed schematics in AN3320 ''Getting started wit...

optifier by Associate II
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