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Questions tagged [arduino-nano-rp2040]

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Arduino Nano RP2040 Connect / Nano ESP32 does not work with Nano Ethernet ENC28J60 shield

I modified a Robotdyn ENC28J60 shield for a 3.3 V Nano by removing the logic level conversion IC and bridging its contacts (2-3 for INT and 5-6 for MISO). The 5 V pin of the Nano is 'activated' with a ...
Juraj's user avatar
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1 answer
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Machine learning on Arduino Nano RP2040

I am trying to use the Arduino Nano RP2040 to recognize gestures using an IMU. This board has the possibility of machine learning core features provided by the LSM6DSOX. I tested the example provided ...
Adrian's user avatar
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Which temperature sensor is accurate?

I have an Arduino Nano RP2040 Connect with two temperature sensors. A DHT22 is connected to D2 and pulled up with a 5 kΩ resistor to 5V, and a LSM6DSOX IMU is built in to the board. Here's my code: #...
Ryland Goldman's user avatar
2 votes
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Program crashes when calling external library code via function pointer

I've written a user library for the Pi Pico that uses the TaskScheduler library to abstract timing away from the user. The user provides a function in their sketch which the library calls periodically ...
Joe of Loath's user avatar
1 vote
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120 views

Nano RP2040 Connect with Wired Ethernet. Do I lose IoT functionality and OTA updates? Any suggestions?

So, we have a project that is developing nicely on the RP2040, and currently uses WiFi. However, a new use-case is emerging where it may need to be in a noisy industrial environment. As such it makes ...
Mark's user avatar
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1 answer
680 views

DS18B20 temperature sensor crashes MbedOS on Arduino Nano RP2040?

I'm trying to use the DS18B20 sensor with Arduino Nano RP2040. No matter which library I use, it seems to crash MbedOS as soon as the driver is initialized. I get 4 short and 4 long flashes of the ...
daneos's user avatar
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2 votes
1 answer
2k views

Adafruit_SSD1306.cpp fatal error: pgmspace.h: No such file or directory using SSD1306 on Arduino Nano RP2040

I am currently trying to get a SBC-OLED01 display to run under my Arduino Nano RP2040. I use the official example from Adafruit, attached is the code. /*************************************************...
JohnDizzle's user avatar
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309 views

Adding Serial2 ends up blocking nano rp2040

Background Info I want to have two serials in my arduino nano rp2040 connect, in order to be able to communicate using the following scheme. (μC is a microcontroller). μC1 <--> μC2 <--> ...
MIKE PAPADAKIS's user avatar
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2 answers
2k views

Arduino cannot connect to port (arduino nano rp2040)

My arduino cannot connect to any port of my computer. So far i tried the following, without any luck: Using another arduino to check the usb, and it worked. So no problem with usb cable. Resetting ...
MIKE PAPADAKIS's user avatar
1 vote
1 answer
127 views

Input on the Nano RP2040 does not float

I am using the Nano RP2040 with MicroPython and run the following code: import machine import time p0 = machine.Pin(0, machine.Pin.IN) while True: print(p0.value()) time.sleep(0.3) The Nano ...
Panhaboth K's user avatar
1 vote
0 answers
76 views

Help in Frequency Conversion in ArduinoRP2040

Having a bit of a problem with the Arduino Nano RP2040. I'm trying to use the onboard microphone to read the frequency of a sound and then use that variable for calculations. However, while I can get ...
jay4567's user avatar
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1 vote
2 answers
906 views

RP2040 example sketch for dual core queuing

I would like to use queuing because i think its best for my application. I have very limited experience in dual core programming all i want is to hopefully pass 32 bit numbers to the second core ...
DrakeJest's user avatar
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1 vote
1 answer
695 views

RP2040 RTC alarm or similar function

I have a rp2040 board using Earl E. Philhower core. I would like to use the rtc functions just like the one mentioned in the sdk. Especially the alarm function which is critical in my project. ...
Jack's user avatar
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1 answer
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Rp2040 How to signal the second core from first core as an indicator to do something

Im new to dual core programming and i do not know the best practices yet. In my current project, i would like the second core to only do something after it is being told by the first core. The ...
DrakeJest's user avatar
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1 answer
5k views

Rp2040 dual core example sketches

So i have a rp2040 board, and i could not find a dual core example codes. The closest i could find is the scheduler library example given to me by the IDE /* Multiple Blinks Demonstrates the use of ...
DrakeJest's user avatar
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1 answer
646 views

What are SerialNina and SerialHCI supposed to be used for? (Arduino Nano RP2040 Connect)

Essentially, I'm trying to figure out how I can use Bluetooth Classic using the on-board U-blox w102 Wifi/Bluetooth module. I'm assuming that SerialNina and SerialHCI are somehow connected to it and ...
Rojo's user avatar
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