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STM32F051K4T6 usart only can receive one byte data

Posted on July 03, 2014 at 03:58HI    I am using STM32F051K4T6 to test usart function. which i can receive only one byte data from my PC serial tool  when debugging in CooCox IDE when  send only one byte from pc  its ok  i can enter the interrupt bu...

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how to add A function to background

Posted on July 02, 2014 at 21:36Hi, I want to add a function to background, it should be work independently, I mean it won't affect clock and date. Thanks

Linda by Associate II
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  • 3 replies
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Debug problem in Keil

Posted on June 22, 2014 at 18:08Hi, I am debugging my project. I can ''step one line'' each time to walk through it, but when I let it run freely, or ''step over the current line'', or ''step out of current function'', it crash. Please help.

Linda by Associate II
  • 1862 Views
  • 15 replies
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TIM PWM input Example

Posted on June 23, 2014 at 18:03How can I modify this example to read pwm signals with a frequency of 40Hz?/* Includes ------------------------------------------------------------------*/&sharpinclude ''stm32f4_discovery.h''&sharpinclude ''stm32f4xx...

cchechio by Associate II
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  • 9 replies
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Nucleo-F103RB and USART2

Posted on July 02, 2014 at 13:25 Hello I was buy recently a Nucleo-F103RB I downloaded the libraries from ST stsw-stm32143 I am trying modify the code of ''IO_Toggle'' for send data to the PC thougt USART 2 and the USB connexion...

lemac by Associate III
  • 663 Views
  • 3 replies
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STM32L151CB writing variables to flash

Posted on July 02, 2014 at 11:21Hi all,I try to write some variables to the internal flash memory of the STM32L151CB processor, but it apparantly only works with some addresses? When I write to the address 0x0801FE00 it works, but when I write to th...

kennethf by Associate II
  • 1267 Views
  • 7 replies
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Pulse sensor and STM32F4

Posted on July 02, 2014 at 14:44Hi.. i want make a project to detect heart beat using stm32f4 but i confuse with the pulse sensor code.. can anyone help me what is the c code of pulse sensor for stm32f4.? thanks.. #pulse-sensor

sekedar by Associate
  • 441 Views
  • 0 replies
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st-util segmentation fault when loading flash

Posted on July 01, 2014 at 16:47 Hi! I am trying to load my program onto the flash of a STM32F429I-DISCOboard using stlink 1.0.0-1and its st-util feature. Most of the time it works just fine, but sometimes I get a segmentation fault error ...

mats23 by Associate II
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  • 2 replies
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Wakeup from SPI question

Posted on June 29, 2014 at 17:28I would like to wake up from SPI communication (using the NSS pin). I have the NSS line connected to both PA0 and the SPI(3) NSS pin. I would like to wake up from either stop mode or stanby mode (preferably standby mo...

igal by Associate II
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  • 5 replies
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