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Questions tagged [stm32]

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For questions regarding IoT devices that are built using STM32 32-bit ARM Cortex MCUs manufactured by STMicroelectronics.

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How we can see the data written into QSPI Flash memory in STM32F746-DISCO board?

I am working with the QSPI in stm32f746-disovery board using IAR8.3. I need to know how we can see the written data in memory location. How I can see data in the memory?
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Has any one developed M-Bus protocol on STM controller?

M-Bus is a Building Management side protocol which helps to communicate with the controller to get the available parameter values like current, voltage, power etc. I have to develop an architecture ...
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How we can interface LoRa(RFM96W) with STM32F030 controller?

I have tested my RF96W LoRa boards with the Lolin Boards, it works fine. However when I interface these Lora boards with a stm32f030r8t6 based controller, I dont receive any data, although I have ...
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Connecting STM32 device to smart lock [duplicate]

I am using a Particle Boron to connect to a smart lock but I am not being able to do it. I'm using Particle's BLE interface to connect to bluetooth and start sending messages to the lock, and a ...
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0answers
54 views

Integrating STM32 device with smart lock via BLE

I am using a Particle Boron to integrate with a Smart lock but I am not being able to do it. I'm using Particle's BLE interface to connect to bluetooth and start sending messages to the lock, and a ...
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23 views

Suggestion between bluetooth and wifi for a simple sensor reading application

So I have a simple application that involves reading the input over terminal via UART, and then responding accordingly, be it toggling an LED or outputting a sensor reading over I2C. As a step up, I ...
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0answers
56 views

Is it possible to send data to AMQP server using AT-Command on ESP8266 Wi-Fi module?

I'm currently working on an IoT project which I have an STM32F0 connected to the ESP8266 Wi-Fi module. My goal is to publish data to an AMQP server. Currently, I'm trying to connect to an AMQP server(...
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163 views

Is a simple UDP messaging a good idea for IoT Sensor?

I am working with NB-IoT Modem - Quectel BC95 that will be used in a simple IoT sensor that will periodically (Once per hour) send measurements to our server. Because of the restriction in place by ...
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0answers
557 views

Read data from STM32 using UART ESP32 micropython \x00 error?

I am using a LOLIN32 lite (ESP32) to read data sent from a STM32F103 (black pill). The ESP32 is using micropython and the STM32 is programmed using CubeMX + Truestudio. When calling the uart.read() ...
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516 views

AWS IoT implementation on a low end controller like Atmega328, nrf51822?

I have been using AWS IoT implemented in a RPi for a while. I was wondering if I could use a controller like Atmega328 or some NRF based controllers or STM32 to publish and subscribe to AWS IoT MQTT ...
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1answer
232 views

Keil uVision MDK-Lite, STM32F072B-Discovery board and flash API

I'm using MDK-Lite Version 5.23 with a STMicroelectronics STM32F072B-Disco "Discovery" board and I am trying to use the Flash Example provided by the Discovery samples. I've used this board and ...
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5k views

How can I implement MQTT on an STM32F030K6T6?

The controller in question is an STM32F030K6T6, which has an ARM® 32-bit Cortex® -M0 low power core, 32 kB Flash memory and 4 kB SRAM. It interfaces an SIM808 for Internet connectivity. The resources ...