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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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UART4 with DMA Rx Interrupt

Posted on January 09, 2014 at 09:30Hi ,I'm trying to use UART4 with DMA Rx Interrupt , and using stm32f103zg microcontroller. but i couldn't find any example project for this in here.Could anyone help me about this matter ? #dma #stm32

Extra interrupts generated when using DMA and SPI?

Posted on January 07, 2014 at 02:03I have a STM32 discovery board configured in slave mode receiving commands over SPI. When it receives a specific command byte, it activates DMA and sends back a set number of bytes back. I have a print statement at...

Buffer sizes for SPI and DMA

Posted on January 06, 2014 at 18:27 Quick Question: I'm using DMA to transfer some data over SPI, and the first time round, I'm sending data from a buffer of size 3 bytes. I then redefine the DMA to try and send a buffer of size 4 bytes, but it ...

How to play wav on STM32F4 Discovery?

Posted on January 09, 2014 at 01:20Guys, How to play wav on STM32F4 Discovery? If I want to play from USB Key, I enable : #define MEDIA_USB_KEY and how to connect USB flash drive to this board ? with adaptor ? the socket is too small for USB flash d...

Debugger stuck at Hardware fault

Posted on January 08, 2014 at 03:33We just bought ST-Link to debug our software. Everything works great with Atollic and Seger J-Link with ST32F407 chip.But when we switch to ST-Link, we can flash the chip, but when start the debugger (in JTAG mode)...

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mayank by Associate II
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RCT alarm interrupt problem

Posted on January 08, 2014 at 10:30 hello, everyone . I had problem with the real time clock alarm.I've tried all the configuration to enable rtc calendar in accordance with the example in \ STM32F2xx_StdPeriph_Examples \ RTC \ HW_Cale...

m91tfk by Associate
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