Questions tagged [avrdude]

Programming utility for AVR micro-controllers.

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1 answer
37 views

How do I build and upload a C++ program without the Arduino Library or IDE?

I want to use the AVR tools directly -- no arduino-builder or arduino-cli. I would also like compilation and uploading to be fast
2 votes
2 answers
3k views

Arduino not responding to macbook pro

When I try to upload my code onto the Arduino it just gives me the error message: "avrdude: ser_open(): can't open device "/dev/cu.usbmodem14201": No such file or directory Problem uploading to board. ...
0 votes
1 answer
725 views

Uploading Firmware to Atmega1284p using ESP8266 with AVRISP as programmer

I am trying to flash a new Firmware to my Ender 3 Pro. I am using the ESP8266 as an ISP via AVRISP over Wifi. I have a 10mF capacitor between the ground and reset of the ESP8266 I followed this ...
1 vote
0 answers
44 views

Unable To Upload Source Code on Arduino UNO(Windows 11)

I was trying to upload the source code of a project to the Arduino UNO and this is the error that I keep on receiving. After I closed and reopened it again, the Port option is gray. I tried everything ...
5 votes
3 answers
2k views

Can I corrupt my Arduino if it's unplugged during an upload?

When messing around with code and uploading a sketch to my Arduino board, I almost accidentally pulled out the USB cord. Everything is fine, but then I started thinking what would've happened if I had ...
1 vote
1 answer
99 views

How to pass non-static class member to callback on avr platforms?

I am using the PubSubClient library in my own Arduino library. I'm having trouble with trying to assign a class member as the client library setCallback callback function. MyClass.cpp: #include <...
4 votes
1 answer
462 views

Arduino Uno WiFi - How to disable WiFi?

I'm using Arduino Uno Wifi. I made my Arduino to get connected with my local network based on http://www.arduino.org/learning/getting-started/getting-started-with-arduino-uno-wifi Now I would like to ...
2 votes
1 answer
485 views

Can't get "Burn Bootloader" working - Arduino Nano

This is a follow up from a previous question. I have one Nano working perfectly (I think) (Nano A) and another one (Nano B) which seems to be working but has no bootloader. So I am trying to use Nano-...
2 votes
1 answer
220 views

How to build an arduino project with multiple source files?

I'm building an arduino program on linux, using the following Makefile: ARDUINO_DIR = /usr/share/arduino BOARD_TAG = uno ARDUINO_PORT = /dev/ttyAMA0 ARDUINO_LIBS = Wire include /usr/share/arduino/...
6 votes
2 answers
1k views

Avoid the 10 attempts of Avrdude when programmer is not responding

Sometime I update my sketch in the Arduino environment, and when I click on the transfer arrow but forget to plug my arduino (I'm using the UART in my project so every time I need to plug/unplug some ...
0 votes
1 answer
339 views

My Arduino UNO turns LED ON forever when I connect it to my Laptop

My Arduino UNO Board keeps the LED light turned on forever whenever I connect it to my PC. And, when I try to upload even a sample sketch, it says avrdude: stk500_recv(): programmer is not responding. ...
1 vote
0 answers
76 views

avrdude: ser_open(): can't set com-state for "\\.\COM4" [duplicate]

My Arduino code is not getting uploaded. It gives me "avrdude: ser_open(): can't set com-state for "\.\COM4" error. It worked literally 5 mins ago. now it doesn't work. I updated the ...
1 vote
0 answers
37 views

My arduino gives me several avrdude erros

For school we program an arduino with visual studio and micro visio. Since a few days ago my arduino wont run the code of the arduino. At first it didnt give any errors until i tried to upload a code ...
1 vote
1 answer
81 views

Can't burn fuse bits on ATMega168 with Arduino Uno as ISP

I have an ATMega168 that I am programming via my Arduino Uno as ISP. I can burn the bootloader and transfer a hex file just fine, but I can't seem to be able to change the fuse bits. I found a lot of ...
1 vote
1 answer
32k views

Cannot bootload again after changing the board?

We are so tired and would like to get help with this. We are trying to bootload using the arduino Uno. We have an atmega 328p smd , that we are trying to bootload. We have connected all the right ...
-1 votes
1 answer
2k views

Avrdude verification error

I use an Arduino UNO with IDE 1.8.5 and for the last few days it doesn't let me upload any code. When I try, it pops up with the following error: avrdude: verification error, first mismatch at byte ...
1 vote
1 answer
354 views

Board and library updates required caused an error

I compiled my code several times today, I would quit and restart randomly through the day. each time I started I get a error box board and libraries need updates. I did an AVR board up date, then ...
0 votes
3 answers
23k views

avrdude: verification error, first mismatch at byte 0x0000 : 0x00 != 0x16 using USBasp

I'm having this strange error, which pops up around 90% of the time. I am trying to program my attiny25 using USBasp and the Arduino IDE / library. Sometimes it works, most times it doesn't.. This ...
3 votes
4 answers
9k views

how can I upload a hex file to an arduino uno?

I have a Rostock Max 3d with an Arduino Uno as the controller. The OEM has a firmware version I would like to upload, but it is in the hex file format. I have looked all over the Arduino IDE, but ...
0 votes
1 answer
167 views

What does avrdude: Device signature = 0x000000 mean? Faulty wiring? Software issue? Incorrect tutorial?

I followed this tutorial a couple of times and when I clicked on bootloader I get this error: avrdude: Device signature = 0x000000 To see the configuration file click here. Why do I get this error (...
157 votes
21 answers
410k views

"avrdude: stk500_getsync(): not in sync: resp=0x00," aka Some Dude Named Avr Won't Let Me Upload My Program

I made an awesome program the other day, and I wanted to upload it to my Arduino. After clicking the upload button, some mean dude named avr came along and stopped me, saying: avrdude: ...
1 vote
0 answers
43 views

What is the timing between reset and avrdude/spi communication? (re: avrdude problem)

I'm trying to troubleshoot an issue with avrdude involving a Raspberry Pi and a transistor to control the reset pin on an Arduino Pro Micro (atmega32u4). Where can I find information on the reset/...
1 vote
1 answer
453 views

AVRdude does not read the FUSE byte values correctly

I am exploring the ATmega328p MCU via a standard Arduino UNO, with the help of avr-gcc toolchain and AVRdude (All in the WINAVR package). I have successfully programmed the board a few times with it. ...
0 votes
1 answer
54 views

Problems with compiling more then one sketch in the Arduino IDE

I found this ESP8266-MQTT program on Github. How can I compile this thing with the Arduino IDE? I only can open one sketch at a time. If I try to compile this then parts of the program are missing for ...
0 votes
1 answer
2k views

Error uploading to ATtiny

I followed Great Scott's video on YouTube for uploading to an ATtiny85. When I tried I got the following error messages: Arduino: 1.6.7 (Windows Vista), Board: "ATtiny85 (internal 8 MHz clock)&...
1 vote
0 answers
156 views

Fail to burn bootloader into standalone atmega2560

I am making a project where I use standalone atmega2560. I used arduino mega schematic to put all necessary components so atmega2560 would be working. I tried to burn bootloader into it using arduino ...
3 votes
2 answers
210 views

Can't sync with programmer Arduino Uno

I have a weird problem, and it's probably because I'm doing something wrong. I'm quite new to Arduino. My Uno R3 (Elegoo) has been working fine for a month. It has been sitting on a bench for the past ...
11 votes
2 answers
1k views

Understanding the compilation/linking/upload process (so I don't have to use the IDE)

I have started to play with and arduino UNO quite recently (without any prior experience with micro-controllers). I would like to use emacs instead of the IDE, and I'd also like to know what the IDE ...
1 vote
0 answers
82 views

Cannot program ATMEGA328PU after burning bootloader with internal clock

I have build a couple of boards that have an ATMEGA328P-AU (the 32 pin MLF, as used on the Arduino Pro Mini). If I burn a bootloader via SPI to use an external 8MHz clock, I can then use the Arduino ...
0 votes
0 answers
92 views

How to change avrdude parameter in Arduino status log when uploading a program? avrdude.conf

Recently I custom bootloader optiboot for Arduino Uno to my custom board called Ardunesia xst X1-02, with Cortex M3 processor. I set avrdude as bootloader upload tool = "X1-02_bootloader.upload....
1 vote
2 answers
5k views

Where do avrdude parameters get defined in the Arduino IDE?

I am interested in learning how the Arduino IDE handles parameters in order to correctly upload hex files with avrdude. I found this in boards.txt: uno.name=Arduino/Genuino Uno uno.vid.0=0x2341 uno....
0 votes
1 answer
450 views

avrdude fuse error when programming ATMEGA328 without crystal

I built several boards with an ATMEGA328 and no crystal a couple of years ago. I programmed them successfully with a bootloader using usbasp, and with a sketch using the Arduino serial interface. I ...
3 votes
2 answers
957 views

How to upload code without closing puTTY

My question is quite simple: can you, somehow, upload Arduino code without closing puTTY's serial console? I hate having to close the program to open it again for reading the incoming information.
1 vote
1 answer
2k views

Error while burning bootloader

I am trying to burn bootloader on Arduino UNO using MEGA2560 as the programmer, I followed the steps stated here but still get the error below: avrdude: Version 6.3-20190619 Copyright (c) ...
1 vote
3 answers
7k views

ATTiny85 Digispark clones failing USB handshake - how to program them?

I've recently bought a batch of ATTiny85 modules (Digispark clones) from China, and tried to write a first test program into them now. I noticed that they do seem to have some bootloader already ...
2 votes
0 answers
269 views

Still getting "stk500_recv(): programmer is not responding" while uploading to bare ATmega328P

SOLVED! See bottom. I know this question has been asked a lot (believe me, I've been Googling for solutions for 3 days, and have come across many posts on SE), but none of the posts I've found have ...
1 vote
1 answer
219 views

How to program Arduino manually via STK500?

I am trying to program an Arduino Nano (with an ATmega328P) from an ESP32 that is attached to its UART and the reset pin. I have to do this via the ESP, because the Arduino is supposed to run on its ...
1 vote
3 answers
10k views

Using Arduino UNO to retrieve ATMega328P-PU chip signature

Good day. I have successfully built and tested an Arduino-on-breadboard about 2 days ago. The device is rather straight forward, I have added a voltage divider and an LED to indicate power. The ...
4 votes
1 answer
1k views

Unable to upload sketch using Platformio (but Arduino IDE works)

I am using an Arduino Nano (Clone) which I was programming with the Arduino IDE (Version 1.8.5 on Mac OS X 10.10.5). Using the Arduino IDE I need to re-plug the Nano before uploading, but after doing ...
1 vote
1 answer
181 views

Uno Wifi Rev2 Programming via Uno R3 ArduinoISP

I'm attempting to program Atmega4809 (Uno Wifi Rev2) via the ICSP pins on the board by connecting in this manner: The difference is that I have a Uno Wifi Rev2 on the right instead of a Uno R3. I've ...
1 vote
1 answer
192 views

Device Signature Error uploading to ATMEGA168PA

I keep getting a device signature error and can't program my Atmega168pa chip. I'm using the board from: https://mcudude.github.io/MiniCore/package_MCUdude_MiniCore_index.json I've pasted the error ...
1 vote
1 answer
753 views

Nano Every clone with ATMega4808 not recognized

I've bought an Arduino Nano Every clone/compatible (not a standard Nano V3) that uses an ATMega4808 instead of the ATMega4809 the official Nano Every uses. This rather insignificant change of chip is ...
3 votes
1 answer
699 views

It is possible to revive my Arduino Leonardo (mini beetle) board?

I have this board: It has the atmega32u4 chip. I have updated its code several times, and used it without issues for several months. Today, while updating (using Arduino IDE) it started to throw ...
0 votes
5 answers
5k views

avrdude: stk500_rcv :programmer is not responding

I'm a newbee to Arduino programming and hoping someone can help me with this. These are the error messages. avrdude: stk500_rcv() : programmer is not responding avrdude: stk500_getsync() attempt 10 ...
8 votes
2 answers
64k views

avrdude ser_open() can't set com-state

When trying to upload the blink sketch to my (unofficial) Arduino Uno, I get the following error: avrdude ser_open() can't set com-state for "\\.\COM3" I have programmed this Arduino before using ...
2 votes
2 answers
3k views

Problem loading sketch to Leonardo

Today I got Arduino Leonardo to replace my Uno. I've tried running one of sketches I use on the Uno, but with no luck. When I start the upload, RX LED on the Leonardo flashes few times, and after ...
0 votes
1 answer
137 views

How to program ATmega4809 from Raspbeery GPIO

From this tutorial I'm able to nicely program an ATmega328 using SPI raspberry GPIO pins. However, when I try the same steps with ATmega4809, avrdude seems not having instructions and outputs the ...
0 votes
1 answer
82 views

ATTiny84 fuses reading as 0

I was programming my ATTiny84 when it randomly stopped being able to be programmed. I have an external 32768 Hz crystal connected to it, and I have been using my Arduino UNO with the ArduinoISP sketch ...
0 votes
1 answer
497 views

Bootloader onto an ATmega328p (3.3V/8MHz), the dude won't finish his business

Hi and thank you reading my question ! I need for my projects to design as small as i can. Both the skills, and the hardware counts. So i can't use a DIP package for them, and i have gone for a TQFP ...
0 votes
1 answer
1k views

Burn bootloader finishes with "avrdude done. Thank you." but bootloader didn't actually get flashed

I've built a a stripped down version of the Arduino Nano that has some peripherals removed and three connectors for analog sensors I want to use. I'm trying to burn the Arduino Nano bootloader onto ...