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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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HAL_DCMI_Stop timeout infinite loop

Posted on January 16, 2018 at 22:29STM32Cube_FW_F4_V1.18.0 module stm32f4xx_hal_dcmi.c has a bug in HAL_DCMI_Stop such that when the 'count' variable is decremented to zero (to indicate a timeout), the loop continues.I reckon there should be a 'brea...

f_mount always returning FR_NO_FILESYSTEM

Posted on July 12, 2018 at 11:39I am using system workbench (eclipse) as IDE and cubemx to provide setup code for both SDIO(1 bit mode) and FATFS middleware. I am using a STMF407VE and have double checked the SD adapter has correct pin-out.FATFS myf...

STM32F4 eMMC CMD signal voltage levels

Posted on July 12, 2018 at 22:23I'm developing a system that uses an STM32F4 with an eMMC from Micron.  The issue I'm having is related to the voltage levels I'm seeing on the CMD line.  When the STM32 is driving the line I see good 3.3V levels.  Ho...

shannon2 by Associate II
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Firmware Over the Air(FOTA)

Posted on July 13, 2018 at 14:11Hello EveryOne ,                              I am using STM32L432KB controller with GSM connectivity within it and need to develop the code to update the firmware in controller(for remote controllers). But I am confu...

K_P_D by Associate II
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BSP libraries and pin configuration

Posted on July 13, 2018 at 11:50I'm using BSP libraries for STM32F469I-Discovery board. This board has goldpin female connectors matching Arduino Uno, so that Arduino shields may be used. Since BSP libraries have their own HAL configuration, do they...

Usart3 communication with st link

Posted on July 04, 2018 at 09:59I have implemented usart in stm32f746 series ,i'm using usart3 pd8 and pd9 port but it is not sending any data to serial port (putty im using),my doubt is should i connect  usb to ttl conveter to these particular pins...

mani s by Associate III
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TIMx_CH1_ETR vs TIMx_CH1

Posted on July 12, 2018 at 14:55Could you explain me the difference between TIMx_CH1_ETR and TIMx_CH1, please?In deed, I would like to replace STM32L071 with STM32F091 (PA0 - pin n°14).In general, I would like to connect an external clock to a timer...

moez0102 by Associate II
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HAL_CAN_transmit_issue

Posted on September 08, 2017 at 14:05Hi, I am using StM32f042f4 (20 pin) for my project. I am getting stuck in can transmit. Logic work fine with different m0 controller. How can i solve it ? How do i check the error? #include 'main.h'#include 'stm3...