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...


Bus Fault occured randomly during normal operation

Posted on November 01, 2012 at 07:44Dear all, MCU we are using is STM32 F103CBT6, on a motor driver application. Wehave encountered a strange phenomenon that Bus Fault occurred randomly duringnormal operation, and the fault message shows that the PC...

edison72 by Associate
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DMA: Reset hidden increment registers

Posted on October 31, 2012 at 08:05I emulate an I2C eeprom. I first receive the address, then I set the DMA-Source pointer to my tx-array (DMA_MemoryBaseAddr). As I have configured autoincrement, several bytes will be transferred. When the second re...

ST-LINK under Windows 8

Posted on October 31, 2012 at 19:26I found the following page useful to permit the installation of the unsigned ST-LINK driver under Windows 8

How to use CCM RAM on STM32F303VC?

Posted on October 31, 2012 at 12:58There's no examplo using CCM RAM on the STM32F303 stantard library. I need to know how modify the EWARM liker icf file to add the CCM RAM section and how to put an assembler routine in this section.

Asantos by Senior
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SPI1 in DMA2 on STM32F4

Posted on October 29, 2012 at 15:16Hi,I'm trying to switch SPI1 to DMA mode. First I just try to enable on RX channel only, but I tried both RX TX, and many configuration, and I can't figure why it doesn't want to start... #define NBR_BYTES_ 15 uint...

neoirto by Associate II
  • 11 replies
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GPIO_PinLockConfig() does not work

Posted on October 29, 2012 at 08:54I have a problem. I set my GPIO port pins on GPIOA. When I wanted to lock them I used GPIO_PinLockConfig function, but when the function passed through. It has done nothing. My pins in LCKR lock register was not lo...

searching for TJpgDec example code

Posted on August 04, 2012 at 15:52hello as the tittle says i'm searching for some example code for have fatfs working from chan. i have a display up and running. now i only need to find out how to use the ...

arnold by Associate II
  • 20 replies
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