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how to make 500nS delay function using timer3

Posted on August 11, 2015 at 07:04I wanna to make 500ns delay function using timer3. I can't use systick timer because FreeRTOS use systick timer. I wrote my code below.. please help me !!!13 void TimerInit(void) 14 { 15     NVIC_InitTypeDef NVIC_In...

luisfynn1 by • Associate II
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  • 7 replies
  • 0 kudos

Bug in STLink - OSX

Posted on February 23, 2016 at 06:32 Unfortunately new STLink update bricked 3 of my boards (in terms of usability under OS X) again the issue is with libusb. Now I can't downgrade this firmware cause you cant find any older versions on the webs...

ChrisH by • Associate III
  • 603 Views
  • 2 replies
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[STM32L476] CubeMX generated project ends up in inf loop.

Posted on February 20, 2016 at 01:33 There is bug in linker script file generated by CubeMX for AC6 IDE. MCU ends up in infinite loop, I believe it has to do with incorrect SRAM memory areas as there are two banks on L4 of 96K and 32K, there are...

ChrisH by • Associate III
  • 479 Views
  • 1 replies
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STM32 CAN INITIALISATION PROBLEM

Posted on February 19, 2016 at 10:45 Hello! I am using a stm32f302rE custom made board. My codes keep getting stuck in the waiting for acknowledge portion in HAL_CAN_INIT: /* Wait the acknowledge */ while((hcan->Instance->MSR...

akshayamk by • Associate II
  • 1150 Views
  • 3 replies
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STVP Programming Toolkit Select From Multiple Devices

Posted on February 23, 2016 at 02:02Hello,I am currently developing a custom STM32 programmer using the STVP programming toolkit. For my application two STM32 chips are connected to a single computer via two separate ST-LINK's. Looking at the STVP d...

athamm by • Associate II
  • 827 Views
  • 1 replies
  • 0 kudos

Decoupling capacitors

Posted on February 22, 2016 at 10:19Hi all: I am a software engineer with not much hardware experience. I am reading the following document: AN4488 Getting started with STM32F4xxxx MCU hardware development http://www.st.com/web/en/resource/technical...

Diez.R. by • Associate II
  • 6457 Views
  • 3 replies
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CAN_SCE HANDLER

Posted on February 23, 2016 at 07:27Hello, I am using a STM32F302RE custom made board. I am expecting my board to receive and transmit messages to and from controller, but I am not expecting the codes to flow to CAN_SCE handler. How can I prevent my...

stemwin problem

Posted on February 23, 2016 at 06:48I use stm32f407zg and stemwin library and freertos.when I want load BMP , my microcontroller gose to HardFault after put some pixel on lcd( about half or less).FRESULT resultBMP;unsigned char _acBuffer[4096];FIL *...

ST-link V2 fail to flash to STM32F746 after sometime

Posted on January 23, 2016 at 13:04I am using ST-Link V2 to flash to STM32F747, It was successful. However, after sometimes change the code IAR pop-up below warnings: Warning: Write failed (CPU data abort) at Memory address 0x2001EF98   Warning: Wri...

son1 by • Associate II
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  • 4 replies
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