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Forum Posts

STM32F2 eval board- demo firmware source code

Posted on September 16, 2013 at 12:18Hi,  I recently purchased STM32F2 eval board for STM32F207IGH6. It comes with a preloaded demo firmware. There is no user manual and no cd containing the source code of example firmware. How can I get the demo fi...

suman by Associate II
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STM Studio is give zero values randomly

Posted on September 18, 2013 at 08:36I'm using STM studio to debug a STM32VLDISCOVERY kit. I have based is on the systimer example project where every 1ms I read some adc values. When graphing the adc returns (which are scaled) in stm studio I will ...

ADC DMA wonder

Posted on June 23, 2011 at 13:58Hi, I convert two adc channels(1,2) and using DMA to transfer them to memory. ADC channel1 -> MemConvertedValue[0] ADC channel2 -> MemConvertedValue[1] Normaly it works OK, but while i am in debug mode and ocusenly pr...

ybitton by Associate II
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  • 2 replies
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stm32f4 board, slow writing issue on SDIO interface

Posted on September 16, 2013 at 08:40Dear All,                I am working on SDIO interface of STM32F4_discovery board using mass storage class example (dated: 05-March-2012). By going through different posts (special thanks to clive1) i have now b...

Multi-channel single mode ADC

Posted on September 17, 2013 at 13:38 With the following code I wanted to use DMA to have multi-channel ADC sampling both on ADC1. I am using PC0 and PC1 as analog inputs. What is happeing is that the returned values from the conversion a...

id_deco by Associate
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STM32F4 Unusual interrupt behaviour

Posted on September 12, 2013 at 10:44 So, here the situation. There is high priority asynchronous external interrupt and low priority systick interrupt. In EXTI handler I disable all interrupts and make pulse on test output 1 In S...

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stm32f4 adc dual model with dma

Posted on September 13, 2013 at 17:54hello everyone,Now I use stm32f4 discovery. I want to use ADC example ''ADC_DualModeRegulSimu'' from the StdPeriph_Lib_V1.1.0 Project.I have following questions:1. They use ADC Dual Mode with DMA, but they don't ...

qinghai by Associate II
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  • 3 replies
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UDIS/ URS - Bit, stm32F3

Posted on September 16, 2013 at 20:54Hello my dear Forumers,I'm having difficulties to understand the Update Disable bit and Update Request bit.In the peripherial libs it is said, and i quote:Configures the TIMx Update Request Interrupt source.  * @...

Core reset without peripheral reset

Posted on September 13, 2013 at 15:37Hi forum!I am trying to launch a soft reset of the STM32F417 core without losing peripheral state or resetting the peripheral registers. I intend to jump from one application (in flash) to another (in SRAM), for ...

slal by Associate III
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  • 8 replies
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