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...


stm32f100 vs. stm32f103 for power control applications..

Posted on April 27, 2013 at 21:49Hi All,     I've rummaged through the archives but didn't really see what I'm looking for here.  We have a few PWM power control designs based on the Atmel ATTINY861A which provides fairly complete support for this a...

mmcmac by Associate
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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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STM32 ADC& DMA 4 channels

Posted on April 24, 2013 at 16:49I am working with stm32F0 ADC & DMA peripherals and i have to convert 4 channels.The ADC  is triggered by the Timer1.My problem is that i obtain  the result correct but there is a permutation between  2 channels(the ...

ADC Noise : too much

Posted on January 03, 2012 at 09:36ADC Tests with stm32value eval board. PC4 as AD Input, conversion all 20msec, 20turn Pot with 22k u1 RC Filter to PC4. Software looks for max and min adc values. I let it run for 30000 conversions: I get errors up ...

F373 current in Stop Mode too large

Posted on April 19, 2013 at 16:49VDDC should be 5uA, AVDD should be 2uA. But I have 500uA.  I tried to enter in the stop mode before and immediately after the system_init, without any initialization settings. Tried also to do pins IN, FLOAT, AF. Sto...

fiim by Associate III
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STM32F407 FSMC synchronous burst AHB size?

Posted on April 30, 2013 at 11:02Hi.I have a problem with FMSC. I want to use FSMC single synchronous burst transfer with PSRAM. The memory has a 16bit data width and i read into ref. manual that ''When the selected bank is configured in synchronous...

slqa123 by Associate
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STM32F4 RTC Alarm problem

Posted on April 28, 2013 at 23:08 Hello I am trying to setup he alarim to wakeup my MCU from standby everyday at 12:00 but it seems that some times the alarm nor occurs and some it occurs .. what i miss in my code? RTC_AlarmCmd(RTC_Al...

sami by Associate II
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Capteur Internal Temperature sensor..!!

Posted on April 27, 2013 at 00:26HiI find problems with capateur internal temperature sensor STM32F4 Discovery, I have measured as false (-80.50...-45.00...-60.50 ).I know if my code is wrong or the formula that calculates the temperature.I hope the...

MEMS accelerometer measures

Posted on April 26, 2013 at 18:25HI, I want to know how to convert the values ​​that provides MEMS accelerometer on  g  because I need to set the threshold for single /double click detect.For example in the program MEMS in STM32F4-Discovery_FW_V...

karoui by Associate II
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