STM32 MCUs Products

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Forum Posts

CAN not working on STM32F205 (proto board)

Posted on April 06, 2014 at 17:27Hi, It is possible that the hardware has gone bad, but I consider it unlikely.  I swear that this use to work. The same software works OK on the STM3221G-eval board. I know there is a signal at the CAN rx input to th...

vneff by Associate III
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STM32L071 LPTIM Instant ARRM

Posted on March 02, 2017 at 14:52I've recently set about to use the Low Power Timer on an STM32L071. The idea is to set it to count up to a particular value then stop, the code for which follows:void hal_Timers_LowPower_Once(uint32_t period){    LPT...

STM32 Nucleo F411RE: power up issue with USB battery

Posted on February 28, 2017 at 08:19Hello!I am encountering problem that the USB battery cannot power up the STM32 Nucleo F411RE after I enabled the UART communication with ESP8266 Nodemcu.I can have the PC USB working ok and see the UART communicat...

How do you structure folders for a project?

Posted on March 06, 2017 at 04:54I notice that in the example projects within the STM32L4 firmware package that all the examples have a parent folder that contains a SRC folder with the C files, and INC folder with the local include files, and a pro...

Resolved! STM32F4 Hard Crashes with I2C

Posted on March 06, 2017 at 16:22I'm having a problem where I2C is hard crashing my STM32F446RET6 (programmed in EWARM with CubeMX as a starting point).  When I2C devices are enabled, at random amounts of time (couple hours to overnight), a .25 seco...

ITM_SendChar, ST-Link/V2 and Eclipse/gdb

Posted on October 03, 2012 at 03:58Hi, Is anyone getting debug text via ITM_SendChar using ST-Link, gdb, and Eclipse? I've tried it for the first time, and I'm not seeing my debug text displayed in the Eclipse console view. I can confirm with breakp...