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EXTI LINE?

Posted on November 12, 2012 at 18:41 I want to edit and use the example of EXTI PA3, but it does not work, what am I doing wrong? void Exti_Config(void) { EXTI_InitTypeDef EXTI_InitStructure; GPIO_InitTypeDef GPIO_InitStructure; N...

orn by • Associate II
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DataBind error on STM32 forum

Posted on November 09, 2012 at 17:55 Server Error in '/' Application. The control collection cannot be modified during DataBind, Init, Load, PreRender or Unload phases. Description: An unhandled exception occurred during the execution of t...

ADC Impedance matching

Posted on November 12, 2012 at 10:27Hi all, I have a pressure sensor whose the impedance is in the range [1400W 3000W]. I would understand and know if the ADC impedance in stm32f1xx devices matches my sensor impedance or not?MCU Lüfter

return from sleep mode

Posted on November 09, 2012 at 11:21Hi, I entered sleep mode with PWR_EnterSleepMode(PWR_Regulator_ON,PWR_SLEEPEntry_WFI) ; but I can return to normal mode, even i push the user button (connected to EXTI0). What's wrong ?

jerome23 by • Associate
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Selecting an alternate function

Posted on November 11, 2012 at 23:46Reading UM0033, page 138, figure 14. Sorry, can not exactly understand it. For example,  I want to connect C.8 to CAN1_TX and C.9 to CAN1_RX. I see AF9 (CAN1/CAN2, TIM12..14). and need to use GPIOC_AFRH(LSB) GPIO...

brberie by • Associate II
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STM32L1 Temp Sensor ADC Cycles

Posted on November 12, 2012 at 14:47The STM32L1xx datasheet says that the temp sensor sample time will be between 5 and 10 uSec.  The manual confirms this, saying that you should use a 10 uSec sample time.  With the ADC clock running at 16MHz, this ...

stmburns by • Associate II
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Active ADC with TIM3 not operate

Posted on November 12, 2012 at 14:40Hello. I try to operate ADC3 triger by TIMe CC1 on scan. TIM3 is working (I test it by use its interrupt). But I can't get EOC interrupt from the ADC3. I check that I operate the RCC for both and also allow NVIC f...

Barbie by • Associate II
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USART echo program not working

Posted on November 11, 2012 at 02:08Hello, I am trying to implement a simple USART echo program but am running into communication problems between the discovery board and puTTy. When I transmit a character to the discovery board it does not respond....

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