STM32 MCUs Products

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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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STM32l1 Discovery Board

Posted on March 03, 2015 at 17:23Hello,I got a little question. I want to use the LEDs 3 and 4, mounted on the STM32l1 Discovery Board, to check a Programm with him. But there is my Problem, the LEDs and the Programm use both the PC8 and PC9 Pin. Wh...

Memory usage monitoring

Posted on March 03, 2015 at 16:41I would like to monitor the memory usage in my microcontroller. The purpose is to verify that there is no memory leak after a certain time. Is there a way to do this in debug mode or with an existing function?

mathilde by Associate
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BUG REPORT: stm32f4xx_hal_smartcard.c

Posted on February 06, 2015 at 02:47Two bugs. Using STM32F415 64 pin. Bug 1. Smartcard mode (half duplex). USART config created by CubeMX (latest).  This bug cures spurious and repeatable receiver overrun error while transmitting. Cure is leave par...

Receive text file from HyperTerminal via UART

Posted on March 03, 2015 at 10:18Hello everybody, I have to send a file from the computer (so from HyperTerminal) to the STM3240G eval via USART3 (or any UART). I wrote a program to receive one data from USART (getchar() ) and it works fine but I do...

I2C2 configuration

Posted on March 03, 2015 at 09:12 Hi I'm working on STM32F401, I'm trying to configure I2C2 port as an I2C Master, when i Generate START condition i don't get an interrupt. What I'm doing wrong?   //Configure PB10 I2C2 Master, SCL pin PB3 I2C2 ...

gil23 by Associate III
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Current consumption behaves like saw-tooth

Posted on February 24, 2015 at 15:13I measured the current consumption of STM32F3 discovery board from its Idd pin and I always see the current consumption decreasing with time over a period of 50-60 seconds and then shoots up to the initial value. ...

rizwin by Associate II
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STM32F4 NAND Flash

Posted on March 02, 2015 at 22:00I am looking to use the FMSC on the STM32F4 series to store data on a NAND chip. How do I go about doing this? Are there any examples out there of this? Is a driver or special libraries required? #stm32f4 #externa...

STM32F4xx USB Timeout

Posted on March 03, 2015 at 03:50I got a STM32F4xx discovery kit, and I try to implement the USB CDC device example from the sample project provided.I have a problem when I try to use USB FS to send and write.I am sending 25 bytes of data every 10ms...

None-interruptable functions

Posted on March 03, 2015 at 01:06Hello This might be a silly  ''everybody knows that''-question (except me) but are there any atributes/methodes that will prevent a function from beeing interrupted by interrupts while running? I have a set of functi...

Zainka by Associate III
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