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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Keil: Error-Flash-download-failed-Cortex-M0

Posted on July 21, 2013 at 23:58Hi, use the STM32F103 microcontroller for my thesis. The firmware uses different Timer, 2 ADC, SPI and some GPIOs. Until yesterday everything worked perfectly but since I decided to use two timers in master / slave ...

fedex03 by Associate II
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strange current consumption

Posted on July 21, 2013 at 12:56Hi All, i have issue with current on STM32F417 (100pins) :( when i connect power and BOOT0 is set to run into STM's bootloader i have power consumption 88mA, and when i jump into my program i have 120mA :( i have ...

F2 - unused i/o

Posted on July 20, 2013 at 12:33Hi, I am a little unclear as to what Section 5.6 of AN3320 is recommending for unused I/O pins. For example is configuring a pin as output low, open drain, with internal pull down resistor and unconnected pin, materia...

anthony by Associate
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SPI Issues

Posted on July 21, 2013 at 07:37 Currently im using SPI to send information to configure the internal registers of a ENC28J The minimum SCK allowed is 8 Mhz. Im using the STM32F103RB, which can operate at 78Mhz. For some reason when i try to boo...

timothy by Associate II
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Timer 6 and timer 7 on discoveryf407VG

Posted on July 20, 2013 at 11:52Hello every one!I am using MicroXplorer to config timer 6 and timer 7, projrect with devide stm32f407vg. But I can't see it any where!!!When I creat new project, I have timer from timer 1 to 5 and from 8 to 14. But ti...

21003218 by Associate II
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Using FSMC bank1 and bank2 simultaneously

Posted on July 18, 2013 at 00:01Hi,I use:stm32f4 (LQFP100)I want to:1. Use FSMC bank1 to control LCD2. Use FSMC bank2 to control NAND memory3. Use chip select to control active chipProblem:Chip select for bank1 (NE1) and chip select for bank2 (NCE2)...

TIMING issues

Posted on July 20, 2013 at 20:19im trying to pull a pin high and drop low right before SPI transmission. Any suggestions on how i can accomplish this? Basically i need a command that will do this every time there is a transmission. #stm32f103

timothy by Associate II
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hex file compatibility

Posted on July 19, 2013 at 19:46It's possible to create an hex file with IAR Embedded Workbench and download through the keil uVision the same file?I have an error:No Algorithm found for: 00000000H - 0000063FH #hex-file-stm32f103-iar-keil

SEGGER embOS/Micrium OS-III on STM32F4

Posted on July 17, 2013 at 09:58Hi , Maybe someone here can help me with the issue that i am having . I am currently evaluating both embOS and OS-III on STM32F4G-Eval, and i see the same issue on both of them . After starting my task , when inside ...