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Questions tagged [nucleo]

Nucleo is mbed enabled STM32 board similar to Arduino.

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28 views

How to configure an STM32 development board (MB1355C) to program external devices?

I have an STM32WB55 nucleo pack comprising a main board (MB1355C) and a USB dongle (MB1293C). I am able to program the main ...
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59 views

STM32 - HAL SPI receive interrupt not entering EXTI callback

I designed a breakout board for the STM32F401CEU6. (Schematic attached) I am using it to receive data from an ADC chip over SPI. The ADC chip has a data ready output which should be used as an ...
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33 views

STM32CubeIDE: Why does Serial Wire Viewer show Unknown Function?

I'm trying to use the STM32CubeIDE's Serial Wire Viever Statistical Profiling tool. The problem I face with is that the result table does not show all functions visited. I, especially, want to see the ...
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1answer
74 views

Using different UART pins on STM32 Nucleo

I am trying to use the STM32F103RB Nucleo board. I am learning how to do serial comms so started with the classic 'Hello world' printed to a serial monitor. Eventually, I want to print data to the ...
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63 views

Shutdown mode on stm32 consuming a lot of power

I am testing the demo code given in the directory STM32Cube\Repository\STM32Cube_FW_L4_V1.14.0\Projects\NUCLEO-L476RG\Examples\PWR for CubeMX. I am testing the code PWR_ModesSelection and am recording ...
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1answer
34 views

How to set up clock for the STM32 Nucleo-64 with libopencm3/rtos

I was using this code from github on a blue pill. Now I would like to adapt it for STM32F401 on a Nucleo-64 board. I tried changing the GPIO to A7 and attaching an led (which lit up when I attached it ...
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1answer
117 views

STM32 Nucleo UART2 tx/rx pins wired to UART3 tx/rx pins [duplicate]

I am exploring UARTs on the STM32F103RB on a nucleo board. The board is connected via USB to my laptop, and I can send/receive messages using the ...
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51 views

receive ATR from SmartCard using STM32

I want to get ATR from SmartCard using STM32 (i have STM32 Nucleo F429ZI). I 've connected STM and Card and after that check connection by oscilloscope (i 've checked CLK, RST and I/O). But in code i ...
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1answer
175 views

Why is DMA Continuous Requests not selectable as enable for STM32F446RE?

I have an Nucleo STM32F446RE and I'm used to enable DMA Continuous Requests with ADC. But in this case, I can only select disable. Why? If it's not possible to use DMA Continuous Requests with ADC. ...
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29 views

issues with serial printing with broken stlink using arduino ide for nucleo f411re

I am using stm32 nucleo f411re for a project. I have separated the stlink from the board, and I am using arduino ide extension in vscode to program the nucleo f411re. The issue is I am not receiving ...
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68 views

Why the current measured form the microcontroller(Stm64 Nucleo L433RC- LPSleep mode) differ from the current value written in the datasheet?

I am using STM32L433RC -p microcontroller for current measurement. The current in the microcontroller is measured using X Nucleo LPM01A module.I was doing a current measurement for Low Power Mode (...
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72 views

Migrating Cortex Application from Development Board to microcontroller chip [closed]

I have been working on different micro-controllers and I am new to Arm cortex architecture. I have developed an application on NUCLEO-F207ZG (powered by STM32F207ZG). The application is supposed to ...
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2answers
340 views

How to solve Keil compiler 'Error: L6218E: Undefined symbol' on STM32

I am trying to run a simple tutorial (external interrupt example) on my NUCLEO-F746ZG board. I use STM32CubeMx software version 5.2.0 and Keil software version 5.28.0.0 as compiler. I get the ...
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1answer
662 views

STM32 crashes when FreeRTOS project is converted to C++

I am experimenting with STM32F303RE Nucleo board on SW4STM32 with FreeRTOS v10.1.1 and I was thinking of parsing NMEA sentences by adding the characters to a buffer using UART interrupt and then ...
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15 views

Where to find StdPerieph Library for SPL programming with Nucleo-F746ZG?

I want to start SPL programming with Keil software. I did not find the StdPeriph Library for Nucleo-F746ZG board. Where to find the library on the ST website?
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1answer
126 views

Digital to Analog Conversion with STM32F7 Discovery Board

I am a mechanical engineer interested in Data Acquisition and Closed-Loop Control projects. As a beginner who wants to work with STM32 microcontrollers, I have a specific question about the STM32F7 ...
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1answer
735 views

In an ADC, Does UART baud rate affect signal transmission even if they are stored and retrieved from memory? [closed]

If I'm using a NUCLEO-F401RE with ADC throughput rate greater than 2 MSPS and storing the value in an array/memory, will the UART baud rate affect transmission of the signals from memory? How are they ...
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1answer
103 views

Configuring ADC on Nucleo-F401RE in Arduino IDE gives erratic values for input freq greater than 100Hz

I want to configure ADC on STM32(Nucleo-F401RE) using Arduino IDE and transmit the values through SPI to Basys 3 FPGA(End Goal). The ADC works for input signal frequency only below 100Hz. How do I ...
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85 views

Interfacing tft lcd ili9225 with nucleo f767zi

How to interface tft lcd ili9225 with nucleo board f767zi. There are no libraries for the ili9225 driver IC with nucleo board. And I don't know where to start without pre built libraries like ...
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62 views

Go from LPRUN mode to RTC standby in Nucleo L053R8

I want a Nucleo L053R8 to be in standby mode for some time and then wake up to enter low power run mode, execute a routine, and then exit low power mode and go back to standby again. For that, I have ...
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46 views

openocd with NUCLEO-F756ZG and linker script for compiler

I am a beginner in arm cortex m7, i bought NUCLEO-F756ZG board and when i was trying to apply this tutorial i faced two difficulties. First: i didn't find linker script for my board (NUCLEO-F756ZG) ...
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127 views

STM32: I2C no dataflow after a few seconds

I have a problem with my i2c connection. After a few seconds of reading the i2c readings stopped and i can't see any SDA signals with an osilloscope. I use CUBEMX5.0.1 and in the function ...
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1answer
107 views

Can I use an unmodified ST Nucleo-F303RE to develop USB devices?

I want to use my Nucleo-F303RE to develop firmware for a USB HID. The stm32f303ve data sheet states in section 3.25 that for the USB peripheral to work, the MCU needs a HSE crystal oscillator. ...
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1answer
252 views

nucleo-f401re button interrupt keep getting into the irq handler

the nucleo board button is pulled up to high to gpioc13 so i made the interrupt on a falling edge , the code keeps getting into the irq handler without me pushing the button my main.c ...
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38 views

External DACs to 3.5mm jack attached to computer speakers

I have 5 external DACs and 5 Speakers that are being powered independently. The DACs are connected to an Nucleo-f446re microcontroller where will be receiving their data from. For the speakers I am ...
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1answer
640 views

STLink 3.3V target power

In order to program a target MCU with STLink you need to connect 4 wires - SWCLK, SWDIO, GND and VCC (3.3V). STLink v2 programmer has 3.3V pin already present and ready to use. But let's say I would ...
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1answer
169 views

SPI clocking in extra word - STM32F4

I am attempting to interface with the TLE5012B (datasheet here) using SPI. The master in this case is a Nucleo F411RE, which uses an STM32F4 processor. The sensor communicates in 16-bit words, so I ...
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2answers
242 views

Can you simulate a GPIO input on STM32F0?

I'm trying a variety of things out with input pins and customized timers on the STM32F0. All timer functions are alternate functions on the pins and therefore you cannot use the user button (PC13 on ...
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4answers
1k views

STM32 MCU - Temp sensor gives weird values

I'm fooling around with a Nucleo-F103RB STM32 board and I'm trying to measure the ambient temperature using its internal sensor. I activate the ADC and get data normally via the ...
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3answers
297 views

Remove 0 Ohm resistor (solder bridge jumper)

I have an STM Nucleo-64 board that I want to power from my own 3v3 rail. To do so you must remove two solder bridges (SB2 and SB12 in the photos), both made with what appear to be size 805, \$0\Omega\$...
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1answer
675 views

Receiver issues on STM32H7 interrupt-based SPI

I want to configure a simple interrupt-based SPI slave transmitter/receiver on a STM32H7 MCU. Even though I have quite a bit experience with the older series of STM32 ARM MCUs, it seems that a lot of ...
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1answer
173 views

STM32L476RGTx Nucleo Blink Code in Assembly[Newbie Ques]

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60 views

Cant select NUCLEO-L433RC-P in Keil

I recently received NUCLEO-L433RC-P, which I want to start using with the Keil application. I installed the STM32L4xx_DFP package, but I can't select the board under the "Manage Run-Time Environment" ...
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1answer
727 views

PC14 and PC15 on STM32F401 not working as inputs

I'm trying to use PC14 and PC15 on Nucleo F401RE board, as inputs using this simple code: ...
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1answer
119 views

How to update MCU application

I'm currently developing with Keil µvision5 and STM32CubeMX on a Nucléo Board L053R8 (LQP64). Now I would like to transfer my program to my prototype board which has a STM32F051K6T8 (LQP32). Do I ...
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1answer
396 views

STM32F4 USART not correctly configured

I'm trying to manually* configure a USART on a Nucleo F401RE to transmit over the USB virtual COM port, which means using USART2 on PA2 (TX) and PA3 (RX). Not only am I not receiving any characters, ...
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673 views

Using a nucleo board as ST-link for STM32F722RET6 (Error: ST-LINK error (DEV_TARGET_CMD_ERR))

we have disconnected the ST-link from the nucleoboard and prepared it correctly for its use. we connected it back to the nucleoboard, and everything worked like it should. We want to use this ST-link ...
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1answer
643 views

Power consumption of Nucleo L432KC board

I'm currently developing an IoT LoRa node using a Nucleo L432KC. I want the node to be alive more than a year, so I want to test its energy consumption very carefully. I intended to cut off any ...
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1answer
1k views

ADC DMA on STM32, Nucleo F334R8 stops main while loop from executing

I am am reading ADC via DMA on the STM32 Nucleo F334R8. However, after I start the DMA using the code below, the main while loop fails to execute ...
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1answer
221 views

Trying to find documentation on UNV-SIM7100C-EVB MINI-V1.11

As the title states, I have the UNV-SIM7100C-EVB MINI-V1.11 connected to my Nucleo-F401re board and am trying to get GPS working. Can anyone help? EDIT: I'm looking for the one bought from here: ...
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1answer
2k views

What is the slave address of the STM32 NUCLEO-F401RE?

I am currently trying to learn I2C communications with two STM32 NUCLEO-F401RE boards and I am having trouble on how to figure out the slave address of the board. I searched the datasheets and the ...
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1answer
1k views

Is it possible to power STM32 Nucleo Boards from a 3.7 Lithium Ion battery?

I have a Lithium Ion Battery that produces 3.7 volts and i would like to use it to power my STM32L476RG Nucleo board to collect data on the ADC and push the data to SD Card. I understand that i can ...
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1answer
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1k views

Nucleo STM32L476 and Arduino TFT shield pin mapping

I want to use an Arduino TFT shield (ILI9341) on a Nucleo STM32L476 developement board. This shield use 8 bits MCU mode and work well but the pin implantation for the Arduino connector on the Nucleo ...
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1answer
293 views

ADC on STM32, Nucleo-F722ZE

I am trying to read ADC values on the Nucleo-F722ZE board. I have 3V from a power supply connected to pin PA3 on the Nucleo. Verified that the pin on the processor reads 3V. Grounds from the power ...
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4answers
6k views

What's causing my microcontroller LED program to stop working?

So, I am a COMPLETE and utter novice at programming. I have done some basic stuff on Arduinos (literally toggling LEDs and displaying something on an LCD) and I am trying to self teach myself how to ...
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3answers
2k views

stm32 gpio to dma

I have a few questions regarding using the DMA of the stm32f7 board (nucleo F722ZE ). 1) So to get started I'll explain what I'm doing: I need to read data from 2 GPIO pins (ADC) and will have a ...
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1answer
2k views

STM32F303 STM32CubeMX __HAL_TIM_SetCompare macro does not exist

I am using CubeMX to generate code for my NucleoF303. I am a bit confused how to set the pulse width of a timer in PWM mode. Previously (using an F4) there has been a __HAL_TIM_SetCompare macro in ...
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1answer
630 views

STM32F303K8 Nucleo Restart ADC For Continuous Scans (Using Interrupt?) STM22CubeMX

I have a project generated from CubeMX for my STM32Nucleo F303K8. My IDE is SystemWorkbench. I am using a total of 8 Analog inputs split between two ADC's ADC1: 1, 2, 4, 12. ADC2: 1, 2, 3, 4. I ...
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800 views

Powering a STM32 Nucleo board using batteries/power bank

I was wondering if it's possible to power a STM32 Nucleo L073RZ using a power bank via USB or a battery. I tried using the power bank to power the board however, LD1 would constantly flash red. I ...