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2 min interrupt using RTC

Posted on September 04, 2012 at 02:47Hi all, I am new to programming. I wanted some help regarding rtc coding. I am using stm32l1 discovery board(and IAR workbench), and want to generate interrupt after every 2 mins. I think using timers for this wi...

STM32F103C6 HSE oscillator Hardfault

Posted on September 04, 2012 at 00:42Hello! Sorry for the new thread I'm new here, and I ran into a strange problem... I have a board with an STM32F103C6 micro, and I'm trying to switch the uC to use the on board  HSE crystal (12MHz) instead of the ...

holcsik2 by Associate II
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  • 3 replies
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measure time for a puls with ADC

Posted on August 29, 2012 at 16:40I need to measure the averige a signal is low using the ADC. Is there a way to connet the adc to a timer? I have nott been able to figure that out, so insted I have tried the folowing... Start systick at 1ms, that c...

oe2 by Associate III
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  • 6 replies
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UART junk values

Posted on September 03, 2012 at 09:20Hello, I was using UART4 pin PA0 and PA1 for my project. I have done all the initialization procedures right but ended up getting junk values at the output. below is my initialization function. void UART_LowLevel...

vivek2 by Associate II
  • 1533 Views
  • 9 replies
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Problems with usart comunication with interrupts

Posted on September 03, 2012 at 09:13Hi, I'm trying so hard to send and receive data through USART1 of my STM32. I'm using STM32VL_Discovery board, Modbus as communication bus with RS485 interface (I connect my micro to the bus through a MAX232 and ...

STM32F0 MIPS

Posted on September 03, 2012 at 15:29Hi, How many Million Instructions Per Second The M0?

Resolved! malloc library - _sbrk problem

Posted on September 02, 2012 at 00:47I was trying to use malloc in a project  which has been ported from an other platform. I get the message that... _sbrk  ... is undefined. This is used by _sbrk_r which again is used by malloc. I found no solution...

Zainka by Associate III
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  • 2 replies
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I2C on STM32L Discovery

Posted on September 03, 2012 at 11:48Hi everyone, I'm new in the world of STM32. I want to run the STM32L Discovery as I2C slave by using the Standard Peripheral Library. Does anyone have a code example for me. #i2c