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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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SPI peripheral: BSY bit stuck after transmission

Posted on May 20, 2018 at 21:28 On an STM32F103 nucleo board I occasionally find my program locked in a loop waiting for the SPI2's BSY bit to become cleared. I am, honestly, totally clueless what is happening here. I am hardly able to track d...

Resolved! STM32CubeMX Multi-Drive Support with FatFS

Posted on May 16, 2018 at 10:46Hello,I have STM32F7 discovery kit (Discovery kit with STM32F746NG MCU) . I have successfully tested microSDCard withKeil + STM32Cube able to Create/read/Write txt files.I have also through UM1721 'Developing Applicati...

''Select first the target'' error

Posted on May 19, 2018 at 09:50..\stm32f4 library\CMSIS\Device\ST\STM32F4xx\Include\stm32f4xx.h(122): error:  #35: #error directive: 'Please select first the target STM32F4xx device used in your application (in stm32f4xx.h file)'plezse give me the s...

GPIO timing issue in Timer ISR

Posted on May 18, 2018 at 12:11Hello ,I am toggling a gpio inside the timer ISR . the timer ISR triggers for every 1 sec. Actually i am not able to see perfect 1 sec of gpio toggling . it also differs at different AHB frequency . i have included 2 c...

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RN by Senior
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Resolved! STM32 MIPI checksums

Posted on May 19, 2018 at 16:21So, I am using STM32F769xxx to run MIPI-DSI display. On the display's datasheet there are power on and off sequences. I am able to get display on and off (so commands are at least somewhat OK), but colors and data on l...

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VREF+ in STM32L1xx

Posted on May 18, 2018 at 00:53Dear all,I have question regarding the VREF+ please.  My understanding is that in STM32L we only have one VREFINT which is about 1.2xx Volts and this is not a reference Voltage to the ADC.  It is directly connected to ...

mmsya by Associate II
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