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Questions tagged [arduino-nano]

70 questions
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2 answers

Need a little help to fix an Arduino RFID program

I just extracted the problematic part of my program, I use RFID.h and SPI.h, I just want to know how to read on a RFID card (written with an android phone) I only write one letter : R, G, B, Y, ... (represent color) , on an Android tool I can See…
neoteknic
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1 answer

Neo 6M GPS module with Arduino Nano and OLED Display, "SSD1306 allocation failed" Error

I am getting started with GPS modules, for my project I am using the NEO 6M GPS module with a Ceramic Antenna. So, earlier I tried to connect the GPS module with an Arduino Nano and was able to successfully display the GPS NEMA sentences output on…
atechofficials
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Arduino nRF2401+ Simple 1 way transmission not working

I am using 2 Arduino nanos and 2 NRF24L01+PA+LNA modules. I have mostly been following this tutorial, and I have verified everything is connected to the correct pins. I have also tried directly powering the nRF2401 modules with 2 AA batteries, as I…
Tony Cicero
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Arduino sketch doesn't work when uploaded to arduino nano and OLED display shows npothing (possible issue: lack of memory)

Hello there C++ and arduino gurus! I need some hand here. I wrote some code for a small arduino console-like device that has five pushbuttons, 128x64 I2C OLED display and arduino nano. And it doesn't work when uploaded to arduino nano - display goes…
Demko
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bleCharacteristic.writeValue() not working from central to peripheral

Hello everyone I've never posted before so I may not know how a couple of things work but I've made a fairly basic BLE sketch where a central connects consecutively with 2 peripherals, checks the rssi with each of them and then writes a value to the…
konstantinos pilios
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How to fix Avrdude error when uploading to Nano

I get this error: avrdude: stk500_recv(): programmer is not responding avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0x00 avrdude: stk500_recv(): programmer is not responding avrdude: stk500_getsync() attempt 2 of 10: not in sync:…
user17247218
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I'm trying to implement autoConnect between android app and Arduino ble

I'm android developer and facing some autoConnect issue. I'm using Arduino nano IOT and developed some simple application to communicate. but I don't know why autoConnect doesn't work in this case. Arduino nano continuously sends gyroscope sensing…
ALAN
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Bluetooth HC-05 module

I have two HC-05 modules the first one's role as a Master and the other is a slave one. I've done some AT commands to set up each HC-05 module = Master's configuration has to be like that: name=Master, Password=2021, only accept connection from one…
Ayman Saleh
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simple ble connection with micro python doesn't work

I've installed micro python firmware v4.1.2 on an arduino nano 33 ble with OpenMV ide. The ide comes with a python script example: ble_blinky_1.py. The script is also available here: https://docs.arduino.cc/tutorials/nano-33-ble/ble-python-api For…
Dominik
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Cant output Voltage from Arduino Code to LCD

Ok, SO I am trying to create a UV meter and output a UV index to a Nokia 5110 LCD. I am using an arduino Nano. Have a GY 8511 UV Sensor that I need to output the voltage and use the If/esle string at the end to output the UV index onto the…
Yukonelius
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1 answer

TFLite: Micro mutable Op Resolver does not name a type

I am trying to compile a TFLite micro-based Arduino sketch using MicroMutableOpsResolver class (to only include required operations for reducing the memory usage). Though see similar usage in TF lite example here -…
Balaji Kulkarni
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3 answers

Arduino Nano programmer not responding

I am very new to arduino and I recently bought a Nano, and when I try uploading the code, it throws this error: `Arduino: 1.8.13 (Windows 10), Board: "Arduino Nano, ATmega328P (Old Bootloader)" Sketch uses 924 bytes (3%) of program storage space.…
Krypton 200
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Getting some errors when trying verify the code ([-Waggressive-loop-optimizations]) (only relevant channels are overridden)

Im trying to make Balancing Robot with this code https://github.com/mahowik/BalancingWii and i saw many tutorial video on this project and same code ,but no one get this error while verify the code in Arduino IDE so i thought the problem not in the…
avtar550
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BLE data inconsistency with HM-10 and Arduino Nano

We have a project that controls a led strip of 80, that is connected via mobile app. The components we used are as follows: Arduino Nano Board HM - 10 Bluetooth module WS2812b Led Strip On the app, user selects the colors(up to 5), animation…
Elif
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1 answer

Arduino "Port" option grayed out

My Arduino Kerfuffel I just got an Arduino Nano, and I decided to first start off with a blinking LED. I did the wiring, I wrote the code, and I was ready to upload it. Verifying it was fine, but when I hit upload, it blurt out an error that…
jort57
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