STM32 MCUs Products

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CubeMX STM32L433CC SPI bug?

Posted on February 13, 2017 at 16:02 Hi CubeMX 4.19 with STM32L433CCx selected generates the following code for SPI2 void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) { GPIO_InitTypeDef GPIO_InitStruct; if(spiHandle->Instance==SPI2) { ...

SDRAM write/read order problem

Posted on December 29, 2014 at 15:09My project contains a STM32F429 and a AS4C4M16S SDRAM (own designed PCB) I have tested writing-reading by the next function:void    SDRAM_TEST(void) { int i; int err=0; int ok=0; HAL_StatusTypeDef ret; #define TES...

STM32L152V8T6 behaving weird

Posted on January 25, 2017 at 06:04Hello everyone,I am using stm32L152V8T6 in my project with following peripherals enabled:1. 36x4 segment LCD with external VLCD supply2. 12 GPIO's configured as follows:   a.6 pins are configured as input pull up  ...

dhiraj by Associate II
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STM32F4 ITM Trace without ST-Link

Posted on January 27, 2016 at 14:49Hi@allis it possible to get the usual ''printf'' outputs on the SWO pin without any Debugger(like ST-link) conected?My goal is to connect a plain FTDI Uart2USB converter to the SWO pin. And just read the outputs.If...

STM32F205RGY, where to get some ?

Posted on July 24, 2013 at 17:50Hello, I'd like to prototype a board with a STM32F205RGY MCU ... this is the WLCSP package of the F205RG. Seems I can't find it on any distributor site ... Thomas.

root by Associate II
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IDB05A1 - Help me decipher HCI event

Posted on February 13, 2017 at 12:56 I amsuccessfully able to communicate with my IDB05A1 from my nucleo-64 board. I make it discoverable and pair my phone to it. However immediately after pairing, the device disconnects from my phone. Befo...

Resolved! Strange behavior of STM32L053 ADC

Posted on February 01, 2017 at 18:02HiBy writing a program for very simple one channel ADC I faced with very strange behawior of the ADC in my MCU. During tests of the A/D converter, I read Vrefint (channel 17). If very shortly after calibration, ab...