STM32 MCUs Products

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STM3221G-EVAL read and save firmware

Posted on July 02, 2014 at 17:57Hi:I just got the STM3221G-EVAL board which comes with a demonstration firmware. I would like to read and save into a file the demonstration firmware using ST-LINK. How can I do that?Thanks. #stm3221g-eval-st-link-...

eduardo2 by Associate II
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  • 4 replies
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STM32F407 Timer reampping

Posted on July 11, 2014 at 11:17Hello I'm using the Timer2 as Encoder Position Timer: void Encoder_Config(void) {     GPIO_InitTypeDef GPIO_InitStructure;     RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);     RCC_APB1PeriphClockCmd(RCC_APB1P...

dominik by Senior
  • 314 Views
  • 1 replies
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Problem with I2C on PA8 and PC9

Posted on July 10, 2014 at 11:41Hello, i tried to use I2C3 on PA8 and PC9. I noticed that i can send data over the i2c bus but the stop condition was not working. So the bus never came back. After some investigation i found that the SCL line starts...

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STM32f030c8t6

Posted on July 09, 2014 at 15:12I am configuring the sys clk to 48 mhz it's working fine for stm32f030r8t6. I have checked by toggling the led...I am able to get the desired frequency ....but it is not working for stm32f030c8t6.....It is always taki...

sanjib by Associate III
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  • 6 replies
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How to load bin file to memory

Posted on July 11, 2014 at 11:28 Hello, I use STM32F103 uC and I want to load pattern file to memory at address 0x08010000 (FLASH area). I want to do it in simulation. I converted my pattern bin file to hex format by using bin2hex from http://www.ht...

lukasz2 by Associate III
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  • 3 replies
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STM32L152 Discovery I2C problem with status register

Posted on July 11, 2014 at 10:53Hello My problem is that i cannot communicate with the temperature sensor via I2C because the code stop working and the problem is in the status register but i dont know how to fix itcan anybody can help me ?this is t...

rdoljak by Associate
  • 332 Views
  • 0 replies
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STM32F4 Supports DDR SDRAM ?

Posted on July 10, 2014 at 08:30Dear all, I'm wondering if STM32F4 can support DDR SDRAM. There is no information in Datasheet and Reference Manual, especially in FMC. If you know and have idea about it, Please add the comments. Thanks.

brandon by Associate II
  • 659 Views
  • 2 replies
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No uart activity stm32f105

Posted on June 30, 2014 at 10:32Hi, On our board which contains stm32f105R8, I can see no usart1 activity. I'ved used the supplied ST printf example to configure usart1. Our board has an external 8MHz crystal and I've seen it mentioned that the CL s...

stenasc by Senior
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  • 23 replies
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