STM32 MCUs Products

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STM32L152 is not flashable

Posted on September 05, 2013 at 14:42Dear Community, i have an STM32L-Discovery Board with 24 segment display. I wanted to flash a programm with Keil uVision V4.70.0.0 (STLink is set to SW, but no Cortex M device is found), with IAR Embedded Workben...

itfreak12 by Associate II
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  • 11 replies
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No NAND flash on STM3220G-Eval

Posted on September 13, 2013 at 12:20Hi all,I would like to evaluate the NAND flash interface with the STM3220G-Eval board. However, this board is not populated with the NAND flash, although the board has an estate-area for it. If I were to buy a fl...

tzewan by Associate II
  • 574 Views
  • 2 replies
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ITM data missing

Posted on September 18, 2013 at 21:21Hello. Could some one help to solve a problem with ITM on STM32? I try to use ITM to log data, but some data is missing every time, may be some buffer is overflowing I don't know. I also try different STM32 contr...

cg by Associate II
  • 995 Views
  • 7 replies
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STM32F207ZGT6

Posted on August 18, 2013 at 12:07Dear All, We are using STM32F207ZGT6 in our product which is used for CAN & Ethernet communication.Recently we observed one issue in our board.Board will goto non working condition suddenly and if we connect ST link...

mohana by Associate
  • 505 Views
  • 2 replies
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stm32f4discovery odd ADC behaviour

Posted on September 18, 2013 at 20:05Hello guys, unfortunately I observe  very odd behavior with ADC on the Discovery board. In my hardware setup i have only a power supply to generate the voltage for ADC and I have soldered a 2.2nF capacitor on the...

ilya by Associate II
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  • 5 replies
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I2C TRISE

Posted on May 01, 2012 at 07:54 I would like to understand what the I2C TRISE register does. The standard peripheral library effectively sets it to either: I2Cx->TRISE = PCLK1 / 1000000 + 1; or I2Cx->TRISE = (PCLK1/1000000*...

STM32F4 PWM+DMA problem

Posted on September 19, 2013 at 08:30 Hello, I've been trying to set up a 800kHz PWM signal with its duty cycles being transfered via DMA to the capture compare register. Well, it just doesn't work, not a single transfer is happening and I j...

STM32F0Discovery - ADC DMA How to sort Conversion Data

Posted on September 13, 2013 at 17:14Hi, I am using the STM32F0Discovery board and I am acquiring ADC converted data value using the DMA. Well, I am able to read values but I cannot understand how the uC fills the Buffer. I am using a buffer[5] beca...

STM32L- how to set DAC reference voltage

Posted on September 18, 2013 at 00:22Hi all,I'm working on STM32L-discovery board and currently I'm trying to configure two analog outputs with DAC.  I am able to see the result from the output pin but there seems to be some bias from the zero refer...