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IAP doesn't go to IRQ

Posted on April 10, 2013 at 09:50Hello. I make an IAP where my Boot start on 0x08000000, and my application on 0x08010000. The Boot make the jump correctly and by using LED signals I see it start O.K. But when I get to the first IRQ request and not ...

Barbie by • Associate II
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  • 9 replies
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MCU firmware update with USART interface for STM32F100C8

Posted on April 10, 2013 at 08:33I am a new bird for this MCU. My project has two part:(1) Main program: Using the ST MCU (P/N: STM32F100C8) totransfer data in and out witha Bluetooth-module through USART interface and then to Android phone:ST MCU <...

aal by • Associate
  • 727 Views
  • 1 replies
  • 0 kudos

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
  • 563 Views
  • 1 replies
  • 0 kudos

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
  • 0 kudos

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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  • 1 replies
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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?

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