STM32 MCUs Products

Stm32l4R9AII6 Custom Board External Sram W/R Problem

Hi,I am using 16Mbit Sram (IS61WV102416DBLL)The Sram-MCU (STM32L4R9AII6) schematic is as follows"Chip Select NE1" default pins are used on the MCU sideI added FMC and detailed pin Configuration as "fmc_ram.pdf"Code : #define SRAM_BANK_ADDR ...

Stuck in UART_WaitOnFlagUntilTimeout HAL lib

Posted on January 04, 2016 at 18:38 Hello there! I'm trying to communicate with the STM spwf01sa wifi module via UART. At first, it works for about 10-15 minutes, then the software stucks, right after the HAL_UART_Receive, in theUART_Wait...

What does "A" mean in the ordering information? It states that A = device generation A.

Quad encoder user input using interrupts (LPTIM)

I'm attempting to use a quad encoder as user input. It is connected to the LPTIM1, so I was going to use the HAL functions with encoder mode. I want to be able to sense both the direction and amount of turn of the encoder in order to move selection ...

Certain chars lost during USB_FS transmission

Hi. I am using a STM32F756-EVAL board for USB_FS transmission.messageprocesser.c#include "messageprocesser.h" #include "main.h" #include "usbd_cdc_if.h" #include <string.h> #include "string.h"   //Sample cmd: TOARM_FIRMV_00000000_4C\r\n #define MESSA...

How to use "Aftermarket wireless digit reader"?? Because I have no any project file to Reference.

Hi, i am working on stm32l072cbt6 ,i task is to charge the battery interface with LTC4015 BATTERY CONTROLLER ,i have written code for slave address . next things help me.

ADC conversion on STM32F070F6 Direct ADC conversion work but Interrupt and DMA doesn't.

Hi I am trying to implement a simple ADC conversion, 1 channel, discontinuous, using STM32F070F6. The code is generated by CubeMX using STM32Cube FW 1.11.3.Direct ConversionThe direct conversion works.HAL_ADC_Start(&hadc); HAL_ADC_PollForConversion(&...