STM32 MCUs products

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STM32L151C6 = Medium Density Device?

Posted on April 29, 2013 at 11:38Hi All, the reference manual is quite confusing regarding this question. Within most it is stated that the medium range devices have a flash range from 64 to 128KByte, while in one chapter this range is given from 32...

parketny by Associate II
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No ST LINK connection with STM32L1-Discovery

Posted on April 17, 2013 at 08:50Since yesterday, i can't establish a ST LINK connection with my STM32L1-Discovery board. I've tried it in CrossWorks on my MacBook, the error was 'ST-LINK LOG'. After that, I've tried it on my windows 7 pc with ST LI...

Watchdog timer problem

Posted on March 22, 2013 at 11:27Hi, I am using the STM32L151VB in a custom board. The problem I have is with the watchdog timer. The maximum time out is too less for me to do anything that I intend to. Right now I am using the TIM4 timer for a long...

adithya2 by Associate II
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STM32L-DEV (STM32L152RBT6) + I2C with interrupts

Posted on March 17, 2013 at 20:42Hello,I'm new in ST micro controllers. I'm trying to write I2C application that sends and receives data with interrupts, but I can't find information about it.May be anybody knows where to find examples of code of it...

thumb and thumb2 with STM32L1

Posted on February 21, 2013 at 17:15I would like to know if the STM32L1 based on Cortex-M3, supports and THUMB and THUMB2 modes?Or if when we build with the command --cpu_mode thumb, it's the thumb2 instructions set which is used....Thanks, #stm3...

Disabling JTAG on STM32L151

Posted on May 05, 2012 at 18:46I'm using STM32L151R8. I have SPI slave on SPI1 pins PB3-PB5 and CS on PA15. The SPI doesn't seem to work and i need to double check the warning about disabling the JTAG pins.But STM32L151xx reference manual has funny ...

RTOS

Posted on December 21, 2012 at 15:33 #define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \ ((PERIPH) == SPI2) || \ ((PERIPH) == SPI3)) #define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \ ((PERIPH) == SPI2) || \ ((PERIPH) == SPI3...

Is 2048 points 32-bit FFT on STM32L1 real?

Posted on September 17, 2012 at 09:42Hi everybody!I'm going to use STM32L152RD in my project. The MCU has 384kb of Flash and 48kb of RAM memory (maximum for this series). And I need to perform FFT for the 3-channel signal, sampled at 2000 Hz with 24...

STM32L151 jtag problem

Posted on April 08, 2012 at 16:18Hello ! I I start working with STM32L151  + Keil + ULINK2 ,  and  met a problem : after some code,  likely  it was  scommand  GPIOA->BSRRL=GPIO_BSRR_BS_2;processor stop the debugging, and a can not start  a new debu...