Linked Questions

3 votes
1 answer

avrdude : stk500_get sync<> attempt 10 of 10 not in sync : resp=0x20 how do i get pass this error for ardunio uno board [duplicate]

When I first started with a bare minimum code. The compiler compiles the code, but when I try to upload, this is the error message I get: AVRDUDE: STK500_GETSYNC<> ATTEMPT 10 OF 10 NOT IN SYNC ...
mike harmon's user avatar
0 votes
2 answers

Arduino not working / not uploading [duplicate]

Could anybody please help me with my problem? My Arduino doesn't work correctly. I was between a project, and suddenly it started acting weird. First, it started taking about 4 minutes to compile and ...
Swapnil P. Kumar's user avatar
2 votes
1 answer

Is my Arduino Uno broken? [duplicate]

I think I broke my Arduino Uno as I was playing with it. I connected an ultrasonic range finder to it and uploaded a sketch to it. It was working fine until I accidentally touched the ICSP headers for ...
yongtheskill's user avatar
16 votes
4 answers

Burning Arduinos one after another

I very accidentally caused a short-circuit to two completely different cheap (under 4$ each) Arduino Uno clones, rendering Windows sound alert for unplugged USB several times. This subsequently led ...
Edenia's user avatar
  • 369
21 votes
3 answers

How to check my Arduino board is working or dead?

When you have a board in your hand but you don't know is it working or not, how to verify if it's working or dead?
Hardik Thaker's user avatar
6 votes
10 answers

avrdude: stk500_getsync(): not in sync: resp=0x00

I have arduino pro mini 5V, 16M ATMega328 and CP2102 USB to TTL. I've wired them like this: When I try to upload a sketch to the arduino board I'm getting the following error: avrdude: ...
Deepsy's user avatar
  • 157
14 votes
1 answer

What happens when code is uploaded using the bootloader?

When I upload a new sketch to my Arduino Uno using the Optiboot bootloader, what really happens? What is sent to the Arduino? How does it respond? What does "not in sync mean"? What is "in sync" ...
Nick Gammon's user avatar
  • 36.4k
-1 votes
2 answers

avrdude: stk500v2_getsync(): timeout communicating with programmer error [duplicate]

When I try to upload I get this error. I cannot upload the program into my Arduino Mega ADK board. I tried putting the drivers agiain too, but it does not work. avrdude: stk500v2_getsync(): timeout ...
lilanka's user avatar
1 vote
4 answers

avrdude: stk500_recv(): programmer is not responding + avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0x47

So I'm following a beginners arduino book and I made a blinking program and now I've coded another program but when I try to upload it, avrdude(whatever that is) gives me the errors in the title and ...
Max's user avatar
  • 117
1 vote
5 answers

Not able to upload any code to Arduino Uno

NOTE: Using the Arduino Uno I am WORKING on a project that I have to submit in a few days. My arduino was all set up and was working fine. Project:Arduino controls a 9v motor depending on the ...
m0bi5's user avatar
  • 113
2 votes
1 answer

Suddently, "avrdude: Device signature = 0x000000" with ArduinoISP. Is my chip dead?

I have some boards with the atmega32u4 that they were working perfectly before. I'm using an unnoficial UNO board to program them via ICSP. To power the uC I'm using two lithium batteries and a step-...
Jorge Gonçalves's user avatar
1 vote
2 answers

Standalone Arduino with ATMEGA328P / Serial working, but serial programming not (only once after buning bootloader)

For my master thesis I've designed a board with an ATMEGA328P-AU as micro controller. As I want to use some libraries and I like the simplicity, I want to use "Arduino" to program it. ...
KarlKarlsom's user avatar
0 votes
3 answers

Arduino Uno's RX and TX lights not blinking. Unable to upload sketches!

When arduino starts up, RX TX lights doesn't blink. Only the PIN 13 and Green light turns on. Pin 13 light blinks thrice before getting stable. RX TX lights are not blinking at all. I am not able to ...
Sushant's user avatar
1 vote
2 answers

Arduino Uno won't upload code and overheats

We are using an Arduino Uno R3 connected via USB to a computer. The main problem is that we can't upload any code to the board. We get this error in the Arduino IDE console: avrdude: ser_open(): ...
Chris Rivera's user avatar
1 vote
1 answer

avrdude: stk500_recv(): programmer is not responding after all tries

After months of good use, both my boards Mega 2560 and Uno became unavailable for uploading sketch or burning bootloader. Sketch uses 444 bytes (1%) of program storage space. Maximum is 32256 bytes. ...
Gregory Kapustin's user avatar

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