Skip to main content

Questions tagged [arduino]

For questions pertaining to the Arduino microcontroller and it's integration with Raspberry Pi projects. Questions about Arduino only are off-topic and can be asked at Arduino Stack Exchange.

Filter by
Sorted by
Tagged with
0 votes
0 answers
18 views

Writing EDID to AT24C32 EEPROM and Reading Variations on Raspberry Pi [closed]

I'm working on a project where I need to write EDID data into an AT24C32 EEPROM using I2C. The EEPROM is connected to an HDMI device and a Raspberry Pi. below are the details of my setup and the issue ...
John Mist's user avatar
-1 votes
0 answers
19 views

Can I use Arduino Breadboard for the Pico [closed]

I just got my first pico(h). I want a breadboard, but the only one I find is for Arduino. Will it possibly work?
FBDev's user avatar
  • 1
0 votes
1 answer
21 views

Receiving String Data From Secondary Arduino on Main Raspberry PI I2C

I am working on a project where I'm trying to implement 14 RDM630 RFID sensors that will send any recorded RFID tags to the Main RPi. Unfortunately, these sensors use RS232 communication, and it seems ...
user3670842's user avatar
0 votes
0 answers
25 views

Fast way to charlieplex 7 pin on Pi Pico

I am starting a project with the Raspberry Pi Pico W in Arduino IDE. I will need to charlieplex 36 LED with 7 uC pins (LEDs= 7 * (7-1)), what I am doing for every LED every time I need to turn it on ...
user avatar
0 votes
0 answers
21 views

Trouble establishing bluetooth connection between iOS/Windows10 and Raspberry pi Pico W through Arduino IDE

I have been having a lot of trouble extablishing a bluetooth connection between my iOS phone and a Raspberry Pi Pico W using bluetooth. I have taken a look at a lot of online resources on the matter ...
poppySeeds's user avatar
0 votes
0 answers
17 views

Sending Drone Object Location via XBee with Raspberry Pi and GPS

I’m working on a project where I have a drone that have a Raspberry Pi equipped with a camera, GPS and XBee modules. right now I’m making the drone get the location of an object when it recognize one ...
jedlaoui's user avatar
0 votes
0 answers
60 views

raspberry pi pico W software watchdog reset

I've built a system using Raspberry Pi Pico W (rp2040) for recording the soil nutrient data using an NPK soil sensor and the data collected by the sensor is sent over to Thingsboard cloud using ...
parth_parekh's user avatar
0 votes
0 answers
74 views

Ubuntu 22.04 on Raspberry Pi 4B can't connect to teensy 4.1 via USB

I have been trying to connect my Teensy 4.1 to a RaspberryPi 4B running Ubuntu 22.04 via USB, but no USB device is identified. Programming and serial communication works fine with THAT Teensy and THAT ...
Phi's user avatar
  • 1
0 votes
0 answers
24 views

I want to use NRF24L01 transceiver with raspberry pi but some GPIO pins are already occupied by 3.5 inch display how do i connect transceiver

26 GPIO pins are already used by 3.5 inch display some of these occupied pins are needed to connect transceiver. I am using NRF24L01 for wireless communication between raspberryPi and arduino can i ...
Anuragverma2804's user avatar
2 votes
1 answer
68 views

What to set PICOHTTPS_CA_ROOT_CERT in picohttps example in RPi Pico C - SDK

I'm trying to make a request to an ip using RPi pico w, using the picohttps example provided in here. Now for that we have 3 needed parameters in picohttps.h file - SSID, SSID_Password, ...
SOUHARDHYA PAUL's user avatar
0 votes
0 answers
77 views

Timeout Issues in PySerial. Arduino randomly starts timing out

from get_connected_arduinos import get_arduinos serial_devices = [] def initialize(serial_device): print("initializing", serial_device) try: serial_device["serial"...
UnityBug's user avatar
0 votes
1 answer
34 views

Will a DS18B20 Adapter Module for Arduino work on Raspberry Pi 4B?

I am new to electronics and the basics are rather beyond me. Excuse me if I ask a simple question. I understand that usually, Arduino adapters are not compatible with Raspberry Pi, but this looks like ...
user1261774's user avatar
0 votes
0 answers
16 views

Connecting two or more arduino boards to a single Pi board

I was wondering what are the pin configurations/connections and scripting to connect more than 1 arduino to a single raspberry Pi board via serial connection.
Syed Hassan's user avatar
1 vote
1 answer
132 views

Need Help with nRF905 Transceiver Module on Raspberry Pi Zero

I recently bought a nRF905 Transceiver Module from Jaycar and am wondering how to use it. It is meant for an Arduino and I have found some libraries for it (nRF905 Library For Arduino - GitHub) I need ...
Arlo Michael's user avatar
-1 votes
1 answer
30 views

Is it ok to usb micro male - micro male for USB device?

I am hooking up an arduino micro to my Pi Zero W. For space, I used a short micro male-male USB cable: https://www.amazon.ca/CableCreation-Micro-Kindle-Android-Tablet/dp/B01M5GZ3N0 When I use this on ...
Organnoise's user avatar
0 votes
0 answers
28 views

COM disconnects and program fails when including code trying to initialize SD card (RP2040 Pi Pico W running Arduino)

I'm having an issue where anytime I run a program such as the SD card read write example (Below) the COM port disconnects. The only changes I have made to the example code is I am using SPI1 instead ...
Rian Noble's user avatar
-1 votes
1 answer
58 views

Connect Raspberry Pi 4 GPIO output pins to Arduino Uno

I want my Raspberry Pi4 to give 4 unique outputs, not necessarily at the same time, which will be four different inputs to the Arduino Uno. I want to know how to proceed as I think by connecting them ...
Osama Shamim's user avatar
1 vote
0 answers
97 views

Transmitting Serial data via Wi-Fi from Raspberry Pi to Wi-Fi Module

I previously built two separate projects for sending/receiving data between an Arduino and a Raspberry Pi 3. One transmitted via Bluetooth (HC-05 Module on the Arduino-side to the built-in BT module ...
JoeBro391's user avatar
2 votes
1 answer
534 views

Pico Arduino DS18B20 OneWire

I am failing to read a DS18B20 with a RaspberryPi Pico programmed with Arduino. I found several examples using MicroPython, however I want to do it with Arduino using the 'Raspberry Pi Pico/RP2040' ...
qubit's user avatar
  • 129
1 vote
1 answer
89 views

Pin state doesn't change, but wait_for_edge triggers

I've been trying to figure out why the GPIO value will not change. I double check, triple check my connections. I used GPIO.wait_for_edge(pin, GPIO.RISING) and it executed and when I ran print(GPIO....
Pizzarules668's user avatar
0 votes
1 answer
1k views

Connecting MCP2515 with raspi

I am trying to connect mcp2515 can bus module with raspi 4b. On using pi@piv2:~ $ sudo ip link set can0 up type can bitrate 125000 the terminal freezes so i downgraded my terminal to 5.4.61-v7l ,t ...
VEDANT KABRA's user avatar
1 vote
3 answers
289 views

How to connect Arduino to Raspberry through USB-TTL (called like this in electronics shops)?

I want to connect an Arduino to Raspberry Pi through a USB-TTL converter like this one: My doubt would be about logic voltage. I know that Arduino works with 5V logic, while Raspberry Pi does with 3....
JMRMEDEV's user avatar
1 vote
0 answers
243 views

Cannot locate the raspeberry pi pico on my computer (`UF2_Board ` instead of `/dev/cu.usbserial-0001`)

I want to connect to upload code on my raspberry-pi-pico but my computer does not recognize it. When using the arduino cli it seems to be recognized under the UF2_Board instead of the classical /dev/...
ecjb's user avatar
  • 111
1 vote
2 answers
198 views

Problems with I2C communication

Hi I am attempting to test I2C comms between an pi model 4B and teensy 4.1 (running code uploaded from the arduino IDE via usb). While I can read from the slave with a python script if the arduino ...
Shovel_jockey's user avatar
0 votes
1 answer
66 views

Backpowering from Arduino on USB

I have connected an Arduino MEGA2560 with the Raspberry Pi B+ V1.2 via USB The idea is to use the Raspberry Pi as gateway to remote flash the Arduino. So I switch on the Arduino and the Arduino ...
apani's user avatar
  • 1
2 votes
0 answers
475 views

LoRa Communication: Sending and Receiving Data with Raspberry Pi Receiver from Arduino Transceiver (RYLR896)

I'm using two RYLR896 Modules to setup a LoRa network. I'm using an Arduino Nano as my Transceiver and a Raspberry Pi 3B+ as my Receiver. While this verbage is currently accurate, this is intended to ...
JoeBro391's user avatar
0 votes
0 answers
121 views

How to mimic RC signals using raspberry pi?

I am working on an automated Quadcopter and I am trying to build a flight controller using Arduino board and raspberry pi. I don't want to use a transmitter and receiver in this project instead wants ...
HIMANSHU VERMA's user avatar
0 votes
2 answers
250 views

Raspberry Pi and bscXfer/bsc_xfer not reliably passing data between Arduino Master

Data passed between a Raspberry Pi, configured as an I2C slave device, is not reliably transmitting between an Arduino I2C bus master device. Data is consistently getting lost, and slave responses are ...
tenchiro's user avatar
-1 votes
1 answer
605 views

Using Run Pin for Startup on pi zero w and v2

I'm planning on running a pi zero 2 connected to an arduino over uart for a personal project, but I'm using a pcb and I want to power it on and off without using any cables. My current plan is to ...
Shravan Mandava's user avatar
0 votes
0 answers
124 views

RPi Pico + Arduino IDE: Compiler generates FPU instructions for a device without an FPU

I've bought a SSD1306-compatible display for my Raspberry Pi Pico. However, it uses some kind of non-standard encoding and the typical Adafruit libraries don't work. The seller says I should use the ...
csha's user avatar
  • 101
1 vote
1 answer
437 views

How to decode struct data sent from an Arduino via NRF24L01? [closed]

So basically I'm sending this struct data from my Arduino to my RPi, both fitted with an NRF24L01 module. Library on the Arduino is tmrh20, and on the RPi, BLavery. struct values{ char ...
not_an_nrf24_enjoyer's user avatar
0 votes
0 answers
147 views

I2C sending data from arduino to python gives gibberish data

It's my first time working with SMBUS and I've read the docs of arduino and the Wire object. It states that I can send a string. To quote the docs: string: a string to send as a series of bytes. https:...
I try so hard but I cry harder's user avatar
1 vote
0 answers
239 views

Arduino-Pico RF433 Rf-Tx cheap modules

I currently use Arduino IDE to program Raspberry Pico, using this as reference. Arduino-pico Github My intention, is to use RadioHead library which is not available in MicroPython, to send and receive ...
Antifa's user avatar
  • 139
0 votes
1 answer
341 views

How to connect Raspberry PI 3 B to two Bluetooth modules or more using Linux Commands

I'm working on a project; that needs to send data from the two Arduinos using two Bluetooth Module (One using HC-06 and the other using HC-05) to Raspberry PI 3 B; so that the RPi 3 need to connect to ...
RUSH MANIA's user avatar
0 votes
2 answers
316 views

Can a program be stored in flash memory on raspberry pi and run without a monitor and internet connection like on an Arduino?

Sorry if this is a stupid question, but I'm new to Pi and Arduino, and couldn't really find an answer through Googling. I'm designing a project that needs some sort of "brain" which will use ...
Peter Blood's user avatar
1 vote
1 answer
778 views

rPi Pico IRQ with callback freezes Pico

I am trying to configure rp2040 function gpio_set_irq_enabled_with_callback on Pico using Arduino IDE with installed Arduino mbed OS because i need some libraries. When called interrupt happens but ...
tmajz's user avatar
  • 21
1 vote
3 answers
3k views

Python script stops mysteriously after a few hours

The Problem I have a raspberry pi 3b+ running a python 3.7 script that is controlling an arduino. The arduino is reading values in from a few different sensors, and sending the data back to the python ...
Eric Webb's user avatar
  • 113
1 vote
4 answers
802 views

Rpi3B+ ssh session drops randomly

I have a Raspberry Pi 3 Model B Plus Rev 1.3 in my Ethernet network that runs headless with octoprint and an arduino pro mini connected to it via i2c. Wifi is disabled. The Rpi is powered from an ...
thermike's user avatar
-1 votes
1 answer
489 views

Rx, Tx/UART not being detected by Pi? What is wrong?

I'm working on Serial communication between the Raspberry Pi and the Arduino, with the Raspberry Pi serving as master. I connected, using a logic level shifter, Arduino's Rx (Software Serial was used ...
Thanos's user avatar
  • 89
0 votes
1 answer
1k views

Minicom not working

I am trying to connect my Pi 4 running Rasbian 2020 to an Arduino, after making all the connections I try to communicate with the Arduino by using Minicom. However, Minicom doe not respond to anything ...
Beulah Akindele's user avatar
-1 votes
1 answer
125 views

PiCan 2 Data Logging on higher frequency problem

I have a project that logs data from a vechicle's OBD 2 port (using PiCan2 on top of RPi3B) and combines that data with data from sensors connected to an external Arduino. The Arduino communicates ...
Paul Boutsiadis's user avatar
0 votes
1 answer
223 views

Using I2C with MMC34160PJ magnetometer

I'm trying to read data from the MMC34160PJ magnetometer using the Raspberry Pi 4. However, I'm pretty stuck as to how I can do it as there's seemingly no example code or library for it. I have been ...
Frostbite's user avatar
0 votes
1 answer
272 views

SPI Communication between Raspberry Pi and Arduino questions

Basically the title, but I have been looking into SPI as I am working on a project that basically requires a Serial connection between a Raspberry Pi (as a master) and an Arduino (slave); I intended ...
Thanos's user avatar
  • 89
-1 votes
1 answer
442 views

How to upload hex file to Arduino via Raspberry Pi?

I want to upload hex file from Raspberry Pi to Arduino connected via USB. I am using avrdude but I fail. pi@raspberrypi:~/test $ ls beeop led_test.ino.hex As it can be seen I have this led_test.ino....
shivank anchal's user avatar
1 vote
1 answer
556 views

Moved from main Stack Overflow: Udev Rules Not working with Rasberry Pi - Teensy connection

I am pretty deep into this now and operating at about 50% understanding. We have a Raspi 3B+ running Ubuntu 20.04 for Raspi. We have a Teensy 3.7. They are connected together with a USB cable. I know ...
pitosalas's user avatar
  • 125
0 votes
0 answers
1k views

Slow write speeds to Rasberry Pi Pico flash using LittleFileSystem/LittleFS

I have a Sparkfun Things Plus RP2040 with 16MB of onboard flash. I am trying to write a program which uses the flash as a buffer (let's say to store 5MB of data) before writing to an SD card. The idea ...
Jamie Macaulay's user avatar
0 votes
0 answers
87 views

Raspberry Pi 4 Model B Project: IoT Parking Apps with Car Plate Recognition for Smart City using Node Red

recently I found a project that involves using Raspberry Pi and Arduino Mega Board to create a Car Plate Recognition system but I am stuck with connecting the pins as I am not a professional in using ...
WJLee9559's user avatar
0 votes
0 answers
27 views

Slow serial encoding between Pi4 and Arduino for object tracking

I have been working on a project that involved in Object tracking. I have been using the OpenCV and mobilenetSSD_v2 as my model with a google coral, the video itself has a bit of delay but it's still ...
C.Gan's user avatar
  • 1
0 votes
2 answers
106 views

USB to TTL "for arduino" compatible with Pi?

Not real familiar with these devices yet; is there any difference between this, where it says "for arduino" and perhaps one for a raspberry pi? I have a Pi and just want to confirm whether I ...
J. Scott Elblein's user avatar
0 votes
2 answers
141 views

Can I connect a Raspberry Pi 4B to an Arduino Power Supply Module? And if so, how?

simulate this circuit – Schematic created using CircuitLab I am trying to use an Arduino Power Supply Module to provide enough power to allow at least 5V and 10 mA through to an external supply. ...
Eamon Brennan's user avatar

1
2 3 4 5
9