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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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SMT32F7XX Memory Mapped Quad Spi corruption

Posted on April 26, 2016 at 22:51Hello all,I have been unable to root cause a memory mapped quad spi access error.The error was found by accessing an array of function pointers stored in spi flash that would cause a hard_fault.It appears to have som...

STM32F429NIH6 interfacing with Memory

Posted on April 26, 2016 at 13:55Hi, I have interfaced two SDRAM and two NAND flash with STM32F429NIH6 Microcontroller. I have shared the 16-bit data bus with all of the devices mentioned above. All are operating with 3.3V supply, SDRAM CKE and CS# ...

Core Coupled RAM on F401/F410/F411

Posted on April 26, 2016 at 13:56Recent StCube device headers for F401 and F411 define Core coupled RAM for these devices. However datasheet/reference manual does not indicate existance of  CCM RAM: stm32f401xc.h:#define CCMDATARAM_BASE       ((uint...

STM32F3-Discovery HSI clock source

Posted on April 27, 2016 at 04:52  Hi.My stm32F3-discovery does not have an external crystal(HSE) fitted to it.I set up a new project with CUBE and according to CUBE clock configuration figure, the MAX clock speed I can achieve with HSI(8Mhz), is PL...

kvresto by Senior
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STM32F427 CAN2

Posted on April 26, 2016 at 20:03Hi, I have configured CAN1 and CAN2 with CubeMX. The CAN1 Transmit and Receive in Polling works fine, but CAN2 appears not to work in Transmit, I have changed the handle in the working code from hcan1 to hcan2, the H...

Hardware SPI NSS is not working.

Posted on March 28, 2016 at 12:38Hello? I'm using STM32F446RE chip and STM32Cube_FW_F4_V1.7.0 library. I have tried to use hardware SPI NSS(SPI_NSS_HARD_OUTPUT). But, I can't. It's not working.... Would you please inform me how to use hardware nss f...

FreeOSEK on STM32F4 Discovery

Posted on April 27, 2016 at 08:36I've ported successfully FreeOSEK for STM32F4 Discovery, demo video and source code as bellow:https://www.youtube.com/watch?v=GXeqcherlYUhttps://github.com/kamejoko80/my_osek.git Cheer ! #stm32f4-osek

STM32F4 CAN HAL library - TX and RX

Posted on April 26, 2016 at 12:25Hi, I am using the STM32F429ZI CAN peripheral in polling TX and interrupt RX with HAL library V1.4.4 of 22-January-2016. This the procedure that I use: During CAN init, I call the HAL_CAN_Receive_IT to enable the f...

apavone9 by Associate II
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Resolved! Systick timing unexpected.

Posted on April 26, 2016 at 11:25Hi all,I am working with STM32F411CE. I know that if I use below code will occurred every 1 ms, but it occurred every 0.5ms in my code. HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);    // HAL_RCC_GetHCLKFreq = 9600...

stanley by Associate II
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How do you change the ADC channel?

Posted on April 26, 2016 at 10:50I made code with the STMCubeMX. It has several ADC channels enabled. I have read the stm32f4xx_hal_adc.c file and others through, but I can't find the channels in the code. How are more than one channels handled? I ...

LMI2 by Lead
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