STM32 MCUs Products

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MCU firmware update with USART interface for STM32F100C8

Posted on April 10, 2013 at 09:21Iam a new bird for this MCU. My project has two part:(1) Mainprogram: Using the ST MCU (P/N: STM32F100C8) to transfer data in andout withaBluetooth-module through USART interface and then to Androidphone:ST MCU <--> ...

aal by Associate
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  • 1 replies
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External clock generation at non-multiple of system clock

Posted on April 08, 2013 at 09:24Hi All,     I am trying to produce a 256 kHz frequency clock for use with audio codecs. I am trying to produce this 256kHz freq from the 120MHz system clock on the STM32F207 series. I would like to use the timers to ...

Paul UHS by Associate II
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  • 22 replies
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Problem DMA interrupt with ADC

Posted on July 13, 2012 at 16:08 Hello everybody, I 'm using the STM32F4 discovery board. I use the ADC in triple mode with DMA. I configure the ADC in scan mode and regular channel. Here is my setup : /***************...

Writing to internal Flash

Posted on April 09, 2013 at 18:26I'm trying to write to the internal flash of a STM32F103ZE. I've been using the following code FLASH_Unlock(); uint32_t Start=0x8008000; uint32_t End =0x800C000; NbrOfPage = (End - Start) / FLASH_PAGE_SIZE;   /* Cle...

gurnett2 by Associate II
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lcd problem in stm32

Posted on April 09, 2013 at 13:16Hi, I'm new in embedded system,I've stm32f100rb and I want to display a string at an lcd named jhd162a 16x2, but when I test it, the lcd always display a black line,I test it with an empty board and it's the same pro...

DISABLE/ENABLE EXTI interrupt

Posted on April 09, 2013 at 15:34I need to DISABLE EXTI interrupt inside EXTI_IRQ_Handler and re-ENABLE it later through my code. Is there a way to do that?

Problem including a variable

Posted on April 08, 2013 at 03:24  The original post was too long to process during our migration. Please click on the attachment to read the original post.

xtian by Associate II
  • 1818 Views
  • 12 replies
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STM3240G-EVAL .hex and .map output discrepancy

Posted on April 09, 2013 at 12:23 Hi all, When I build my application, the output .hex file indicates that the FLASH data footprint (.text) is 0xBB04, but according to the .map file it should only be 0xB How is this possible? I am using th...

hermanv by Associate II
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  • 6 replies
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STM3240G-EVAL in application FLASH programming problem

Posted on March 27, 2013 at 12:45Hi all,I am currently using the STM3240-EVAL kit. I am writing a custom bootloader which needs to store some configuration information in the FLASH memory at a specific address. I am however experiencing very odd beh...

hermanv by Associate II
  • 1098 Views
  • 5 replies
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