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Explaining STM32F4 to a lay person is frustrating

Posted on February 15, 2013 at 04:56I am currently migrating from F1 to F4. Am getting very frustrated. After many reviews of my presentation on F4, I get feedback that : to a lay person, the current project deliverables does not warrant 12 weeks of...

skillet by Associate II
  • 589 Views
  • 3 replies
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STM32F4 Discovery SPI Ethernet

Posted on February 14, 2013 at 14:54Hello,   I need to connect an ENC28j60 module to STM32 Discovery. As there is some peripherals on board uses SPI for communication, i dont know which is the free to use SPI. I hope the SPIs used by peripherals is ...

problem on PC0 of stm32f4discovery

Posted on February 13, 2013 at 09:40Hi guys, last week i am still able to use my pc0 as input, now he is rebelling it is configured as input but it has an output of 2.25v I dont understand why

xtian by Associate II
  • 887 Views
  • 9 replies
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STMF103RET6 program through serial bootloader

Posted on February 14, 2013 at 09:39Hi I current have my stm32f1 soldered onto a breakout board, all the pins are soldered correctly, boot 0 is tided to high, boot1 is tied to low, then i reset (1 then 0 then 1). i'm my rx and tx are on pa9 and pa10...

tylere by Associate II
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  • 2 replies
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Connect running target to Keil uVision debugger / STMStudio

Posted on February 14, 2013 at 21:02Hi, is it possible to connect the Keil uVision debugger to a running target (without disturbing / resetting it)? It seems to work with STMStudio, just unfortunately I think my AXF file is too large for STMStudio (...

flyer31 by Senior
  • 502 Views
  • 0 replies
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capturing frequency

Posted on February 13, 2013 at 18:40Hi guys I'm working on a project, I need to fine filing edge of a stream with 4.000 Mhz  frequency.This is my code and IRQ sub program:  GPIO_InitTypeDef GPIO_InitStructure;  NVIC_InitTypeDef NVIC_InitStructure;  ...

imanpakii by Associate III
  • 741 Views
  • 4 replies
  • 0 kudos

STM32F4 playing DPCM with simple PWM + DMA

Posted on February 14, 2013 at 12:37Hello,I'd like to know if it is possible to play sound files in DPCM with a reasonnable quality (understanding human voice is enough) with the following configuration :- with a standard low quality piezo buzzer,- ...

neoirto by Associate II
  • 803 Views
  • 4 replies
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LCD 16*2 8 data bits

Posted on February 14, 2013 at 09:38Hi everyone,Im using STM32F103VCT6 , and i want to play with the LCD and i dont know how to start!if you can please send me some example code to write something on it the LCD is 16*2 with 8 data bits (GPIO from CP...

etay014 by Associate
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  • 4 replies
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Using external RAM with stm32f10xxg

Posted on February 14, 2013 at 13:28I would like you use an external SRAM (is62wv2568bll) employing FMSC module in STM32F103xG. In example projects referred in AN2784 entitled ''Using the high-density STM32F10xxx FSMC peripheral to drive external me...