STM32 MCUs Products

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UART set up in STM32L0

I want to stablish a UART communication between two boards (B-L072Z-LRWAN1 and 8PYA00-SIMCOM-EVB_V1.02). I tried to make a version of UART communication looking at all the examples provided by ST: static USART_HandleTypeDef huart; huart.Instanc...

pbdiazam by Associate II
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no interrupts in low power (STM32L151)

Posted on January 18, 2018 at 09:50Hello everyone,I'm trying to make a device where the MCU (STM32L151) has to wake up periodically every 5 minutes and send a LoRa message. As such i want to put the device in a low power mode between messages. I rea...

IIC Slave causing issue

Hi I am using a STM32L433 IIC port as a slave. I am connecting it to another processor which has been used without any issues on another project so I know the connecting processor works fine as IIC master.I simply have set the processor up to simply...

SPI (Basics): Why do I get a signal at MISO (PB_4) when performing a write without any connection to this pin? I am using STM32F413 Discovery Board with mbed

Hi everyone, I am trying to connect my STM32F413 Discovery Board to a MAX30003 ECG but without any success. So I checked the SPI signals with a scope and discovered that I measure a signal on the MISO line as soon as I use a write command. All pins (...

jjens by Associate II
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Resolved! issue with the I2C which is not reading the data

i am using the STM32L4 Nucleo board L4R5ZI .i am trying to configure i2c to read time from the RTC DS3231.but i am getting only data as zero.what may be the issue.i have attached the code.kindly help..

NMuth by Associate II
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Regarding the Interrupt

i am working on enabling the gpio interrupt..i have setted a GPio pin as a interrupt and i have given priority for the interrupt and configured as a rising edge and written callback for that..but the issue when i apply high on the GPIO the interrupt ...

NMuth by Associate II
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