STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32f207 I2C to m24LR64 eeprom

Posted on August 29, 2012 at 14:20Hi I'm trying to write and read data to a m24LR64 eeprom using I2C on STM32f207 I can read data from the eeprom, but when i try to write data to the eeprom, it always writes 0xff og the memory address i'm trying to ...

ano2 by Associate
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DBGMCU_Config command is not working

Posted on August 29, 2012 at 11:22I use this command DBGMCU_Config(DBGMCU_IWDG_STOP, ENABLE);I added &sharpinclude ''stm32f10x_dbgmcu.h'' in the include list.I also see stm32f10x_dbgmcu.h in STD Library.But it's not working !I get a linker error:no ...

stm3241g-eval

Posted on August 28, 2012 at 09:02Hi Moderators I want to study on the eval board's demonstration program but I did not find it anywhere. The sources hasn't reached with or without box. Just code is running on mcu. But I want to survey sources like ...

Odd clock issue on STM32F0DISCOVERY

Posted on August 29, 2012 at 02:18 I wanted to explore the SYSCLK on the STM32F0DISCOVERY board so I wrote a quick program to route SYSCLK to the MCO pin. I connected a logic analyzer to the pin and I see a ~200Hz clock with lots and lots of noi...

Beginner with timer

Posted on August 28, 2012 at 12:14Hi, I'm beginner with stm32 (and other microcontroller), I read datasheet of stm32 discovery, but i don't understand how to do a simple counter. I understand how to initialize counter, but not how to use it. I searc...

Monitor interrupts activity with SWD only

Posted on August 28, 2012 at 11:27Hello, I'm suspecting my interrupts to trigger a lot more than necessary ... What is the less intrusive and quickest way to monitor interrupt triggers with only SWD (no SWO) ? Thomas.

root by Associate II
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Assign Value on STM32

Posted on August 27, 2012 at 22:25Hi, I used uint8_t CSD_Tab[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; to initialize an array. But when I use IAR EWARM to watch the content in this array, the value is always unchanged. Any ideas? Thank you

chai by Associate II
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I bricked my brand new VLDiscovery board

Posted on August 11, 2012 at 09:46About 45 minutes into playing with my new VLDiscovery board, I seem to have bricked it. I downloaded a ''bad'' program onto the thing and now it's telling me that the device is protected and resists all my attempts ...

andyturk by Associate II
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Fatfs SD card on STM32152L-Discovery board

Posted on August 27, 2012 at 15:40Hi, I am working on read,write to a SD card using SPI method on board STM32152L-Discovery board. Now I can create a folder, create a file, and read, write. But when I want to get the capacity of the SD card, no matt...

chai by Associate II
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  • 3 replies
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