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STM32L412 Documentation Anomaly

AF pin assignments internally inconsistent in product datasheet.Need clarification of actual hardware configuration.STM32L412RB Data Sheethttps://www.st.com/resource/en/datasheet/stm32l412rb.pdfhttps://www.st.com/resource/en/datasheet/stm32l412c8.pdf

0693W000003OlVGQA0.jpg 0693W000003OlVQQA0.jpg

Resolved! i am trying to display the content of "count " IN TIMER 2 IN THE WHILE LOOP ON LCD DISPLAY BUT I CAN SEE ONLY "00" CAN YOU PLEASE CHECK THE MISTAKE IN THE CODE BELOW?

* USER CODE END Header *//* Includes ------------------------------------------------------------------*/#include "main.h"#include "i2c-lcd.h"#include "stm32f4xx_hal.h"#include "stdio.h"#include "string.h"/* Private includes -------------------------...

Akhan.2 by Associate II
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  • 14 replies
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I need some help on why undefined exception occurred or code crashes when i flash and run blinky app on nucleo-l552ze ?

I am working on porting Mynewt RTOS on nucleo-l55ze (Cortex-m33) board,and able to build blinky and load.but led will blink only once and observed the issue that is unhandled interrupt/exception generated while context switching between main task to ...

YYada.1 by Associate
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how to filter noise in adc input stm32?

hello, i am working with a stm32f407 discovery and a current sensor acs712 / 20A , the adc of the card hold input from 0 to 3.3v and the sensor presents an output from 0 to 5v so i have added a voltage divider with two resistors of 2.2k and 3.3k, whe...

Cnnon.1 by Associate
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  • 2 replies
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Resolved! Receive multiple bytes of data using USART1_IRQHandler ().

Hello Community,I am new to ST MCUs.I want to receive multiple bytes of dat over UART. The size of the data can vary. So I want to use USART1_IRQHandler() when data is received by MCU over UART.I am able to get the interrupt correctly, But I can get ...

OLED interface with Rotary encoder

Hi ;I have worked with STM32F429i to generate square signal with various frequency. The value of frequency can be shown on OLED SSD1306. I configured I2C1 to connect with this display.When I connect just Rotary encoder, i can see the change of freque...

AAbed.1 by Associate III
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