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LGT8f328P programming and configuration issues

I am using 40 pin "CNEWTEC BAITE" LGT8F328P processor, LQFP48 Mini EVB modules. These have a 3V3 regulator and 16 MHz crystal. They have no USB interface and I am using an FTDI USB to serial ...
Russell McMahon's user avatar
0 votes
0 answers
96 views

Unable to program with AVR ISP mkII under Linux

I just got an AVR ASP mkII external programmer and I am unsuccessfully trying to program my arduino with it. All the settings in the IDE are correct. This is the error message that I am getting: ...
user1584421's user avatar
  • 1,395
-1 votes
1 answer
50 views

Ubuntu - TinyISP is not recognized

I got a Pocket AVR Programmer. https://learn.sparkfun.com/tutorials/pocket-avr-programmer-hookup-guide I hooked it up on Ubuntu Linux, opened up a sketch in the Arduino IDE, selected Programmer: ...
user1584421's user avatar
  • 1,395
1 vote
1 answer
366 views

unable to program esp32cam via cloned esp32-cam-mb

I bought a couple of ESP32CAMs from aliexpress... althought the listing shows them with two buttons, I got the ESP32-CAM-MB boards with just the reset button... I have my computer set up to dual boot ...
JoSSte's user avatar
  • 129
3 votes
1 answer
689 views

Program SMT32 black-pill without pushing buttons or propriatary devices

Are there any options for programming an STM32 black-pill from the Arduino IDE without first having to manually push buttons to go into DFU mode or having to buy an ST-Link device? A solution that ...
NeilenMarais's user avatar
0 votes
1 answer
498 views

How to use reset pin as I/O pin with ATtiny44

I am using the Arduino IDE as an ISP programmer to program my ATtiny44 IC. Unfortunately, I ran out of pins, so I want to use the reset pin as I/O. I read several articles online that says it is ...
electro_nooobbbb's user avatar
0 votes
2 answers
339 views

Is it possible to program an AVR chip (atmega328p) via i2c?

Currently I am using avrdude and I'm programming my atmega328p chip via the spi pins by pulling the RESET pin low (spidev programmer). In my project I'm using predominantly i2c and this the only place ...
php_nub_qq's user avatar
-1 votes
2 answers
375 views

Upload to board with no USB connection

I have a Spark Fun Pro Micro (ATmega32U4) without a USB connection (it was broken off at an earlier point) that I want to use to duplicate a prototype running on another Pro Micro. How can I upload a ...
InkyDigits's user avatar
1 vote
2 answers
220 views

Methods of programming the Arduino

I took a look at a barebones Arduino schematic. It had three different ways of programming the chip. The first interface is for programming through SPI (For example with "Pocket AVR Programmer&...
user1584421's user avatar
  • 1,395
2 votes
1 answer
342 views

Is it possible to remove the bootloader while flashing using the bootloader?

The question is meant as in, can I lock myself out of the Arduino using the bootloader, if I flash a hex file that doesn't contain the bootloader? Or does the bootloader automatically add the flashed ...
Dakkaron's user avatar
  • 229
2 votes
0 answers
552 views

Attiny85 uploading error

I am getting an error while trying to upload programs to the Attiny85 through a USBTinyISP programmer, found here. Unfortunately, it isn't working. Following this tutorial for connecting the board and ...
user76915's user avatar
1 vote
0 answers
261 views

Adding new programmer to Arduino IDE

I want to use the Arduino IDE using a raspberry pi with raspbian OS because it's the only way I can read a Digispark usb (I don't have 2.0 usb ports in my laptop so I can't read the usb with it). I ...
iam_agf's user avatar
  • 111
3 votes
1 answer
4k views

How to flash a NodeMCU (ESP8266) with an external FTDI programmer?

Hi my USB to UART bridge (CP2102) seems to be broken on one of my NodeMCU Dev Boards with ESP8266. It seems to be just that specific board since all other boards that I have can be flashed without ...
shyney's user avatar
  • 73
3 votes
1 answer
301 views

Extend program space by getting rid of bootloader on NANO

I just have a complex program that runs on a NANO. Now when I use my printlns for debugging I am running out of memory. I read about using a programmer to get rid of the bootloader that uses 2K space ...
GeKu's user avatar
  • 33
1 vote
1 answer
214 views

ISP Programmer with Serial and 5v/3.3v power

I currently use a Pololu USB AVR Programmer v2.1 for programming 328p chips and I really like it. The ability to have ISP and Serial in one physical device, enumerating as two separate COM ports on ...
Kevin W's user avatar
  • 21
2 votes
1 answer
182 views

Arduino Due: JTAG and SWD do not work after pressing erase button

I have an Arduino Due board. I can successfully upload code to it using Arduino upload via USB. However I am also exploring another approach, which is to upload code via Atmel studio using an Atmel ...
daniel's user avatar
  • 185
2 votes
0 answers
254 views

Firmware for Atmega32u4 on the Arduino Uno Wifi Rev2 (causing upload issues)

I reprogrammed the Atmega32u4 on my Arduino Uno Wifi Rev2 in order to use it as a human interface device, but I am now having difficulty programming the 4809 (through the 32u4 over UPDI) with the ...
nametable's user avatar
3 votes
2 answers
570 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 ...
Software Engineer's user avatar
6 votes
2 answers
14k views

No programmers available for this board - Programming ESP32 Cam with Ardunio IDE

This is my first time working with ESP32 Cam boards. I have followed the instructions as given in this site https://technoreview85.com/how-to-program-esp-32-cam-using-arduino-uno-board/ However my IDE ...
AfiJaabb's user avatar
  • 219
1 vote
0 answers
64 views

Can you program an ESP32 with an Arduino?

I've done it with an ESP-8266 but can't find any articles on how to do it with an ESP-32. I'm working with an ESP-32 on my own PCB, not a dev board. I exposed: 3V3 GND EN TX RX IO0 I'm pretty sure I ...
user875234's user avatar
1 vote
0 answers
636 views

How to access native USB port of Arduino Due on Synology NAS?

I would like to flash my Arduino Due from my Synology DS218+ NAS which runs on an Intel 64bit Linux-derivate platform. Previously, I was able to flash a Mega 2560 from this NAS via avrdude and ...
fredlcore's user avatar
0 votes
1 answer
1k views

Managing configurations via EEPROM by writing it with the hex file

I've been looking into I2C bootloaders for an ATTINY coprocessor on a board I'm developing, and I ran into a bit of a snag. I have the need to detect what board the main processor's code is running on,...
user avatar
-1 votes
1 answer
476 views

Bootloader vs. Programmer [closed]

I have just started using Arduino boards and I am not sure what the programmers are. I read that you can use a bootloader or a programmer to run your code on an Arduino board. I also read that running ...
AdamVarga's user avatar
6 votes
2 answers
557 views

Arduino IDE won't use selected port

I'm trying to program an ATtiny85, using an AVRISP mkII programmer (this one: https://www.amazon.de/dp/B00IYNAXUC/ref=cm_sw_r_sms_c_api_i_VXOWDb3H3N5ND) with the Arduino IDE (version 1.8.10 on Ubuntu ...
Fii's user avatar
  • 161
1 vote
0 answers
93 views

Monitor serial0 while code is being uploaded

I'm trying to upload the sketch on a Mega 2560 via the serial port 0 using another microcontroller. To better undestand the process, I decided to first observe what avrdude is doing while it is ...
Chris's user avatar
  • 111
1 vote
1 answer
427 views

Unable to burn bootloader with avrisp

I want to burn the arduino optiboot_atmega328.hex bootloader but it doesn't work. I remember that I was able to burn the BL using the arduino IDE which was quite easy, this time I'm having some ...
Sim Son's user avatar
  • 1,859
1 vote
0 answers
176 views

Programming arduino with FT232RL, not in sync: resp=0x00

I realize this generic error has been asked about lots of times before, but I have been unable to find an answer that works for me. I have a bunch of pro mini's that I program with an FT232RL. It ...
Akegata's user avatar
  • 11
0 votes
1 answer
234 views

Is there a simple (permissive license) Leonardo driver for a USB-to-USART bridge to substitute an FTDI chip?

I'm making an ESP32 development board and I'm thinking about putting an Arduino Leonardo chip between the USB port and the ESP32's USART pins to act as a USB/USART converter instead of the FTDI chip ...
Foxcat385's user avatar
  • 147
1 vote
0 answers
245 views

how do i fill an array from a grayscale sensor (SKU:SEN0147)?

I'm designing a safe lock of 4 digits, but the password is in terms of colors, I have 3 colors. we are obliged to use a grayscale sensor (SKU: SEN0147). The assignment is as follows: Write a program ...
Rayan Hamadeh's user avatar
1 vote
0 answers
435 views

Arduino Mini and USB2Serial not uploading sketch

I am trying to upload my sketch to an Arduino Mini Pro. My programmer is the Arduino USB2Serial. I am running the Windows store app on a Windows 10 machine. I wired everything up according to the ...
Jeffrey's user avatar
  • 111
0 votes
1 answer
576 views

avrdude: stk500_recv(): programmer is not responding: lilypad arduino

i realise this is probably the most common error that is asked about on this forum, but it is a major issue for me. i have an arduino lilypad main board (with the ATMega328P, boot loader already ...
3NiGMa's user avatar
  • 103
0 votes
2 answers
87 views

Rescuing an Arduino With a Broken Setup()

I may have bricked my Arduino Pro Micro by writing a broken code into the setup() function. When I plug my Pro Micro into my PC, I see it register a COM port for a brief moment before it disappears. ...
Bo Thompson's user avatar
1 vote
1 answer
81 views

Arduino IDE loses programmer after installing Visual Micro

I had this added to programmers.txt mysmartusb.name=mySmartUSB light mysmartusb.communication=serial mysmartusb.protocol=stk500v2 mysmartusb.program.protocol=stk500v2 mysmartusb.program.tool=avrdude ...
rory's user avatar
  • 31
3 votes
1 answer
239 views

Arduino Uno R1 I soldered resistor but I cannot DFU program atmega8u2

I have an Arduino R1 board (the very first one) and I managed to solder the resistor into Arduino's Atmega8u2 (I went to a specialist in order to do that). Then I reset atmega8u2 and by wiring the ...
Dimitrios Desyllas's user avatar
1 vote
1 answer
304 views

Flashing ATmega8U2 using another Arduino

I have an Anduino Uno R1 and the ATmega8U2 on. It does not respond correctly. How can I use another Arduino Uno R3 in order to reinstall the correct firmware? What I want to avoid it to solder the ...
Dimitrios Desyllas's user avatar
1 vote
2 answers
282 views

Arduino doesn't boot unless I short USB pin 1-2 (VCC/Data -)

I've made my own AVR programmer with an Arduino Nano V3 clone. It has been working fine, but yesterday I was trying to program a faulty board that pulled too much current. Was powering via USB and my ...
Viktor Hedefalk's user avatar
1 vote
1 answer
233 views

Burn bootloader to Arduino Uno using ARM-USB-OCD

I have ARM-USB-OCD created by OLIMEX. I am interested in can I use this to burn a bootloader to Arduino Uno. As I know Atmega 328P can be programmed using JTAG protocol which has also ARM-USB-ODC, so ...
AlexL's user avatar
  • 11
1 vote
1 answer
6k views

changing device signature in avrdude

I am trying to burn bootloaders to Atmega2560V and when I hit burn bootloaders it shows me this error avrdude: Device signature = 0x1e9803 avrdude: Expected signature for ATmega2560 is 1E 98 01 ...
Mudassir Hussain's user avatar
2 votes
2 answers
7k views

is it possible to program an arduino with usb/ttl adapter

i want to upload sketch into arduino uno using usb/ttl adapter.i tried searching for it, but found about programming arduino using another. can anyone help me.
Eswar's user avatar
  • 23
3 votes
1 answer
2k views

Saving EEPROM after programming on Arduino uno

I am using an Arduino Uno, and I use the EEPROM to store some presets. It works fine. But, when I reprogram the Arduino, the EEPROM gets wiped out. Is there a way to prevent this, and have the EEPROM ...
Fed's user avatar
  • 131
2 votes
0 answers
101 views

Can I upload with avrdude 2 hexes with 2 usbasp connected to computer, one hex with one usbasp ? If yes, how?

If I have connected 2 usbasps in the same time to ubuntu, can I upload 2 hexes one after the other(using avrdude) on each usbasp without disconnecting a usbasp ? If yes, how do I select each port for ...
Robert Rotsching's user avatar
0 votes
1 answer
541 views

Avr dude programmer

I was trying to upload a hex file to my attiny85 with an arduino,and I came across this: avrdude -c avrisp (followed by other codes and the flash address ) This doesn't work and it gave one of the ...
See Jian Shin's user avatar
3 votes
1 answer
10k views

How does avrdude burn a bootloader much quicker than the Arduino IDE?

To burn a bootloader to the Arduino Micro (ATMega32u4), I'm using an Arduino Uno with the ArduinoISP program uploaded to it. 1st case: Arduino IDE Very straightforward, using the ArduinoISP sketch ...
iFreilicht's user avatar
-1 votes
2 answers
9k views

what is the use of Serial.begin(9600) [duplicate]

I mean what it does, why it is needed, what if we don't use it, similarly for Serial.println(sensorValue).
Ankush Rawat's user avatar
2 votes
3 answers
1k views

How can I use my Arduino sketches on my Raspberry Pi IDE?

I have installed the Arduino IDE 2:1.0.5 on my Raspberry Pi3 under Raspbian and am using a cobbler breakout which provides a nice breadboard. On that breadboard I have installed an Arduino Nano to do ...
SDsolar's user avatar
  • 1,165
0 votes
1 answer
1k views

Arduino due - SAM-BA bootloader is it there even if you replace the original chip

On this page http://playground.arduino.cc/Bootloader/DueBootloaderExplained it mentions the sam-ba bootloader is permanently burned into the rom of the chip. Does this mean even if I buy a new chip ...
Ageis's user avatar
  • 123
3 votes
3 answers
3k views

avrdude: stk500_recv(): programmer is not responding - OSX10.11

I'm getting the following error with a genuine Arduino Uno on Mac OSX10.11 El Capitan when uploading to it (the green light is on, the orange light flashes intermittently while attempting to upload). ...
Agent Zebra's user avatar
2 votes
2 answers
3k views

Program an Arduino with another Arduino

Is there any way I can program an Arduino using another Arduino,without the need of any computer. I want to store the programming code in the EEPROM of the "Programmer Arduino" and using any ...
Rishi Sharma's user avatar
3 votes
2 answers
1k views

Which external programmers work reliably with Arduino Mega?

When looking for alternate external programmers (ISPs), I am noticing that many are not Arduino Mega 2560 compatible (e.g. Pocket AVR Programmer, USBtinyISP). I am looking for a reliable external ...
Michael Molter's user avatar
1 vote
1 answer
463 views

ArduinoISP external programmer produces verification error?

I am using an ArduinoISP external programmer to upload a sketch to an Arduino MEGA. I set the processor type to MEGA 2560, and use Ctrl-Shft-U to upload using a programmer. My programmer is set to ...
Michael Molter's user avatar