Avrdude atmega328p. AVR cheat sheet for the ATmega328p.

Avrdude atmega328p g: 0x00FF00). cpp. It comes with a default 1MHz Internal calibrated oscillator frequency. Jul 31, 2024 · $ . If you’re going to be a part of that movement, or want to dabble in creative p… Aug 13, 2025 · Upload atmega328p firmware using avrdude and usbasp - Blink. We’ll use the AVR version of GCC to compile the code and AVRDUDE to flash the ATmega328P chip. ptmm ATmega328P lock initval 0xff Aug 4, 2022 · In this tutorial you will be learning how to use Microchip Studio (previously known as Atmel Studio) to program an AVR microcontroller over UART using the Optiboot bootloader. The message changed again to: avrdude: Expected signature for ATmega328P is 1E 95 0F Double check chip, or use -F to override this check. I'm using Tiny Programmer and am programming the MCU on a breadboard. g. ATmega328-PU: the IDE will notice that the signature isn’t valid – so you’ll have to either alter the avrdude. I'm using IDE 1. Mar 13, 2016 · Once you have your devices hooked up, it is time to install avrdude. avrdude: Expected signature for ATmega328p is 1E 95 0F - Fix Arduino Error while burning bootloader Feb 28, 2019 · Arduino - avrdude: stk500_getsync () not in sync - How to fix This is reminder for me and hopefully useful for others either new to Arduino or using different boards. The outputs for both are as follows: To use 8MHz internal clock avrdude -c usbtiny -p m328p -U lfuse:w:0xE2:m GetImage (5)1206×887 24 KB To disable May 1, 2016 · I rebooted the computer, rebuilt the entire board again, and tried once again to load a sketch using Arduino as ISP. with_bootloader. These device signatures can be read from devices with the help of avrdude command line program. For the purposes of these notes, the ATMega328P microcontroller is used. Ideally I'd just edit boards. May 6, 2014 · From a programming standpoint, an ATmega328P-AU is identical to an ATmega328P-PU, only the packaging is different (use m328p for either in AVRDUDE). I managed to flash an LED blink program to the 3. I need to program an ATMega328p with a hex file. Contribute to madtoyslab/AVR_ATmega328P development by creating an account on GitHub. sparkfun. So is it possible to remove all the stuff Arduino gives you, take just the chip, and directly program the ATmega328p? Well I came across a youtube playlist recently that Mar 28, 2019 · I've got some old code from ATMega328p boards, and some newer boards with ATMega328pb chips. txt and May 27, 2022 · Device signature is a unique 3-byte signature which helps to identify different Micro Controllers by their types as specified in the avrdude configuration file. Note the use of different quotation marks in bash to pass the terminal command lines as Jun 8, 2021 · Now that I have an AVR programmer and the ATmega328p on its own breadboard (as I documented here), I want to remove my dependence on the Arduino IDE download. void setup() { pinMode(A0, OUTPUT); //STATE led } void loop() { digitalWrite(A0, HIGH AVR Programming via TinyUSB adapter and WINAVR/AVRDUDE By: Christopher Chmilar Partners: Rajan Jassal, Eric Smith Group 2 What you need: Atmel AVR 28-pin microcontroller. I didn't pay attention between the atmega328P and atmega328-AU believed that only the footprint changed. 8. ptmm ATmega328P hfuse initval 0xd9 . When I try to connect to it, I have Dec 25, 2021 · A practical ready-reference for using AVRDUDE to upload, download, and configure your Atmel AVR microcontrollers with clear examples. Apr 18, 2025 · Learn the basics of AVR programming for beginners and hobbyists. The armega328p chip I am using is How to Change Fuse Bits of AVR Atmega328p - 8bit Microcontroller Using Arduino: In this instructable you will learn how to change the fuse bits of Atmega328p microcontroller. Introduction Sometimes a board’s bootloader can become corrupted or you have consciously overwritten the bootloader (See Forth on this site), and you want to reload it. I've tried it with a Dec 17, 2024 · Hi there, I have built this on a custom PCB of mine. I'm trying to follow: As I understand, I need to run both the board detector and board programmer sketches. But when I try to write the bootoader with the arduino IDE it gives the following error: avrdude: Expected signature for ATMEGA328P is 1E 95 0F Double check chip, or use -F to override this check. USB to MiniUSB cable. I am trying to make a simple LED blink using the microcontroller ATMEGA328P on breadboard, serial port and Arduino from here . Failed chip erase: uploading error: exit status 1 I'M GETTING AN ERROR. Wrong microcontroller found. ) 2. Is there a crystal/resonator on your custom board? Jun 6, 2021 · 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. (this is just running -v but trying to set fuses or flash fails the same way) Apr 4, 2012 · Problem: Avrdude dislikes your lovely 328-PU chips and says “avrdude: Yikes! Invalid device signature. The same article on Sparkfun also has a pretty good primer on using avrdude. /usr/bin/avrdude -C/etc/avrdude. 1. AVRDUDE - AVR Downloader Uploader - is a Nov 10, 2024 · avrdude: Expected signature for ATmega328P is 1E 95 0F Double check chip, or use -F to override this check. Now, I'd like to use a terminal to upload code: avrdude -c wiring -P /dev/ttyUSB0 b 9600 -p m328p -U flash:w:M_Xively. 2 Terminal Mode ExamplesMixing terminal commands and -U memory operations: the example below burns a bootloader, uses a terminal line to write application data to flash, loads the application, configures the brownout detection level to 2. Apr 8, 2023 · The ATmega328P, for example, is shipped with fuses selecting the 8 MHz internal RC oscillator and the CKDIV8 fuse set, so the clock rate is fixed at 1 MHz, and the SCK ISP programming frequency has to be less than 250 kHz. I can use AVR dude to read/write to an ATMega328P-PU. The last one started uploading using arduino as ISP, but failed at the read (data mismatch at Jun 2, 2025 · Learn how to use AVRDUDE, a command-line driven programming utility for your MCUs. . But, I cannot seem to get this to work with any of the -AU variant boards I have. Aug 23, 2015 · I am going to be brief here. Jan 3, 2023 · AVRDUDE: 1 Introduction1 Introduction AVRDUDE - AVR Downloader Uploader - is a program for downloading and uploading the on-chip memories of Atmel’s AVR microcontrollers. May 29, 2024 · $ apt-get install gcc-avr binutils-avr avr-libc avrdude With these tools installed we’re now able to compile and program the ATmega328P with only an Atmel-ICE programmer and an external power supply (set at 5V). For example, to dump an ATmega328P based arduino, using an USBTiny ISP device, execute the following: avrdude -c usbtiny -p m328p -P usb -U flash:r:"C:\download. What I would like to know is: How rare is this 3. There are countless forums with advice on how to deal with the following two errors you may encounter when burning the bootloader of an Atmega328P: "avrdude: Yikes! Invalid device signature. ” or "avrdude: Expected signature for ATMEGA328P is 1E 95 0F" As other forums will tell you, the solution is to modify the avrdude. Aug 24, 2024 · AVRDUDE: 3. The ATmega328-AU or ATmega328-PU differ in their signature bytes, so use "m328" for them (I'm not entirely clear from your post which chip you have. So I got my Atmega328p microcontroller from Arduino Uno(I pulled it out of the board). Discover how to program AVR microcontrollers using ISP, UPDI, and TPI with tools like avrdude. hex":i This… Sep 13, 2021 · I tried changing that 0xF in config file to 0x14, because of the difference between ATmega328 and ATmega328p but still no progress I will be very glad if someone can help me run this UNO by the way, is it possible that the crystal which I touched with hand is ruined or interrupted and all of these stuff is because of that? Jun 27, 2017 · I am going to be brief here. It can program the Flash and EEPROM, and where supported by the serial programming protocol, it can program fuse and lock bits. but reported errors while trying to do so. Aug 3, 2017 · This project introduces ATmega328P fuse bits and shows how to set them to use an external 16 MHz crystal oscillator. Here is the command I am using, which is the command that is run with the Burn Bootloader action under Tools. Рассмотрим arduino nano atmega328p old bootloader. hex file to a ATMega328p chip. I want to see what is on the chip, so I want to read the chip. So I assumed all is fine with the board. Is this due to faulty hardware or something Jun 16, 2025 · I managed to configure an ATmega328P to run at 3. 19. It can program the Flash and EEPROM, and where supported by the programming protocol, it can program fuse and lock bits. ptmm ATmega328P efuse initval 0xff . I found a solution to edit the "avrdude. Dec 15, 2021 · Where I setup the advanced, Standard C tool chain (avr-gcc) for the ATmega328P on Windows. However uploading the sketch gives me the error Dec 23, 2024 · What OS are you using? -P usb does not look right to me? On Windows I would expect COMx. This post explains how to modernise it by adding ATmega328PB support. ” or "avrdude: Expected signature for ATMEGA328P is 1E 95 0F" Soln:- This problem happens becoz ur arduino uses 328p - pu and if u bought 328pu (a couple dollars cheap). AVRDUDE - AVR Downloader Uploader - is a program for downloading and uploading the on-chip memories of Microchip’s AVR microcontrollers. For the sketch I use Arduino Uno board. This upload works whe Aug 30, 2015 · Bootloading Open the AVRdude software and select programmer type from the drop-down list shown in below image. standard. Then open Aug 7, 2022 · Alan C. Under the Arduino IDE, the device selected was Arduino Nano w/ ATmega328. On Linux it would be something like /dev/ttyUSBx or /dev/ttyACMx On a Mac it might be /dev/cu. Essentially what we are going to do is configure avrdude with a new programmer type that will work with the FT232R and pay atttention that we map the pins on the cable to the ATmega chip. The tutorial also Jan 4, 2015 · Read Flash Memory To dump the contents of the flash memory of an AVR microcontroller, you simply need to connect an ISP programmer, and execute the appropriate avrdude command. I made a prototype board, which isn't working, but as a sanity check I also wanted to try it with a Sparkfun Red board. Option Descriptions AVRDUDE is a command line tool, used as follows: Feb 4, 2012 · I am trying to burn the bootloader on a blank Atmega328p-pu chip with an AVRISP MKii. If you are looking to install the AVR toolchain for C using Windows Subsystem for Linux, don’t bother. Jun 16, 2015 · Good afternoon, I recently assembled an ATMega328P based micro-controller PCB of my own design. I'm not trying to use any of the new features of the pb, I just want to upload my existing code. However, when I tried to do the same with Arduino nano, the upload wont work with arduino-cli. conf file to trick avrdude, and it flashed the bootloader successfully with my Arduino Uno running the ArduinoISP sketch. Interesting thing is, I've had multiple boards fail with this same exact message. The problem happens when we try to burn the arduino bootloader into atmega328 processor. Pocket AVR Programmer. Jun 25, 2023 · Hello there! I am trying to program a atmega328pb with the arduino boot loader use an arduino uno as an ISP. Nov 2, 2021 · AVRDUDE is an (almost) ubiquitous software used in the maker (read Arduino). I selected "Arduino Uno" board, "COM4" port, "USBtinyISP" programmer. The first time when I tried programming one I noticed that the clock speed was around 1/16 of what it should be. hex The chip resets and then I get a timeout message: avrdude: stk500v2_ReceiveMessage(): timeout In the avrdude. ino. Aug 9, 2015 · AVRDUDE now knows the ATMega328P and you should be able to program it. AVRDUDE also supplies a direct instruction mode allowing one to issue any programming To get a list of parts supported by avrdude, type in avrdude -c avrisp (it doesnt matter if you're not useing an avrisp programmer) without a part number into the command line. Command Line Options 2. What fuses and all can I set in the source code of my Mar 19, 2014 · I have a Arduino Nano (Sainsmart) that I'm trying to upload a sketch to. Vcc GND RX TX RTS CTS It's possible to use this device to upload code to an ATmega328p using the avrdude utility? When I run this line on linux term Dec 8, 2020 · avrdude: Device signature = 0xff00ff avrdude: Expected signature for ATmega328P is 1E 95 0F Usually a "Device signature = 0x000000" or "Device signature = 0xffffff" means a wiring problem or the target system's clock isn't running. See full list on learn. com Apr 27, 2021 · GCC misses support for the ATmega328PB, even though it supports the older ATmega328P. Standard breadboard, as well as basic Mar 1, 2024 · Where I demonstrate how to reload Optiboot on an ATmega328P (Arduino Uno) and reload the Catarina bootloader on to an ItsyBitsy 32U4 board as well. However, I got his avrdude problem while trying to upload the code into the… May 5, 2020 · I tried to build a personal pcb with an ATMEGA328. Выявим ошибки и покажем работу утилиты avrdude. The hardware necessary is very inexpensive. Getting Started With the ATMega328P: In the Internet of Things movement, people across the globe are connecting their stuff – TVs, pets, even houseplants - to the internet and transmitting all sorts of data. Therefore I removed the A Mar 2, 2021 · You'll have to modify the avrdude configuration that is given above. Thank you. The only difference is I modified it to work the pb version of the 328. ? I have this little guy and I want to read it's code, edit it and rewrite This guy fortunately ready and as far as I found out equipped with Atmega328p and FT232RL I have: Centos 8, Arduino IDE, av Feb 17, 2013 · AVRDUDESS is a GUI for AVRDUDE, a tool for programming Atmel microcontrollers. May 4, 2017 · Update: I changed the avrdude. Found that the chip is atmega328pb. LED is blinking as expected (blinking time). Some key features: Supports all programmers and MCUs that AVRDUDE supportsSupports presets, allowing you to change between devices and configurations quickly and easilyDrag and drop files for easy uploadingAutomatically l Oct 4, 2013 · An arduino board wth the arduinoISP sketch is not only a programmer for the bootloader. Jan 19, 2011 · Where, “atmega328p” is the name of the chip, written exactly as found in the avrdude documentation, “-P usb” means that we’re using a usb-connected programmer, and “usbtiny” is the programmer type (again, taken from the list in the documentation). Is there any way to read it with a UNO in any way? However, we often face a problem that tells, " avrdude: Expected signature for ATMEGA328P is 1E 95 0F". Mar 11, 2013 · For most of my microcontroller related projects, I try to describe everything in detail, but I just realized I didn’t pay enough attention to showing how to set the AVR fusebits to make the AVRs work with various external crystals, 8MHz, 16MHz, etc. I am using Arduino mega as a programmer to program Atmega328P-PU on breadboard. I'm using this datasheet, page 2, PDIP pin configuration. Execute the command. Did you select the right board from the Tools > Board menu? Assuming you're using an atmega328p like on an Arduino Uno, the datasheet states it supports debugWIRE which is supported by various devices like Atmel ICE, or an Arduino as an AVRISP, or an FTDI chip, and many other debuggers/microcontrollers. What that means is that the chip was labelled as one MCU and internally it responded as another, slightly different. On the standard Arduino Uno, it comes as a chip that you can remove from the board, so if you fry it on accident, you can replace just the chip instead of the whole board. To eliminate the process of burning the bootloader. This is my current setup. So no more using tools that arduino IDE downloaded for me! My rough plan is as follows: pick a different IDE for writing my code either write C code without any AVR-specific libraries, or find a SDK download avr-gcc so I can compile my Jul 24, 2015 · Hello I'm trying to program the atmega328 with avrdude using arduino duemilanove board with the following command: avrdude -v -v -v -v -v -v -c avrispmkII -p ATMEGA328P -P COM4 -b 115200 -C "C:\Program Files (x86)\Arduino\hardware\tools\avr\etc\avrdude. I w… May 25, 2021 · So Arduino’s brains is a ATmega328p microcontroller. Then I changed the chip type on my Arduino IDE to ATmega328P-PU and avrdude burned the bootloader without complaints. avrdude is a command line utility that allows reading/writing of AVR microcontrollers, including the ATmega328P on the WOPR Summit badge. Windows has two different Jan 4, 2020 · Bug Report I tried to upload the blink example to an Arduino Mega and it worked. It got compiled successfully and Jun 17, 2016 · Hi, I have a servo controller I'm trying to put together with a 328P, but it seems almost every time I try to program it I get this error: avrdude: Device signature = 0x000000, then the yikes, invalid device sig, etc. But the avrdude program allows you added other avr parts from Atmel. AVRDUDE provides various option to work with and can be listed Jun 3, 2019 · We have made a custom PCB based on Arduino Pro Mini schematic for our project. Now I want to use AVRDUDE and an Arduino Uno to flash a hex file on this chip. All you need is an ISP (In System Programming) module such as USBTinyISP (around 3$) and an USB to Serial adapter that is around the same price and you can even build it Mar 20, 2017 · AVRDUDE clearly tries to set the SPI clock below 1/4 of 1 MHz avrdude: usbasp_spi_set_sck_period(4e-06) avrdude: try to set SCK period to 4e-06 s (= 250000 Hz) avrdude: set SCK frequency to 187500 Hz. Messing with AdaBOOT AVR ATmega328P Bootloader. avrdude: warning: cannot set sck period. Device signature of AVR Micro Controller can be very useful for many developers and engineers. Sep 23, 2021 · Hello Guys, I'm using Atmega328p to burn bootloader with arduino UNO , But when i'm burning bootloader (Arduino as ISP) , It appearst his error " avrdude Jul 19, 2023 · $ avrdude -patmega328p/St | grep initval . AVR cheat sheet for the ATmega328p. Nov 20, 2015 · I have an external device using an ATmega328, not a ATmega328-P as used by the Arduino Uno. conf -v -patmega328pb -cstk500v1 -P/dev/ttyACM0 -b19200 -e -Ulock:w:0x3F Interactive mode is used for exploring the memory content, modifying individual byte of eeprom, programming fuse and lock bits etc. Jan 5, 2022 · I'm trying to connect to a pretty old Atmega328p that was sitting on a solderless breadboard for years. That means avrdude thought the chip was not what its label said. The programmer comes with a 10-pin and 6-pin target ribbon cable. 42K subscribers Subscribed Aug 11, 2022 · I then probed the chip with AVRdude prograamer. And then I bought my USBASP programmer chip to program my MCU. Note the use of different quotation marks in bash to pass the terminal command lines as Nov 10, 2022 · The last piece of the puzzle was the necessary avrdude commands. This page demonstrates how to do this with the ATmega328P (Uno) and board Hi all, Running into a strange issue. hex:i 9. Background Note: This tutorial hasn’t been strictly tested by me on Windows 11 system, that said, it has been performed on numerous other Windows 11 systems without issues. Then I made my program to turn an LED on. I'm using a TinyUSB programmer that also powers the MCU. When I'm trying to flash a Hello World program with AVRDude I'm getting the following message: avrdude: initializa I don't think the fuses are actually 0 as the RESET pin does indeed work (I can tell as it briefly lights up an LED connected to the ATMega328p), this would also imply it hasn't changed the clock type if I understand correctly. Here’s a guide to help you use it in your projects! Feb 8, 2024 · AVRDUDE: 3. Note that if the flash is protected via the bootloader lock bits (BLB), you still can read the flash but it's slightly more complex as you need to Dec 1, 2013 · avrdude: initialization failed, rc=-2 avrdude: AVR device initialized and ready to accept instructions avrdude: Device signature = 0x881608 avrdude: Expected signature for ATmega328P is 1E 95 0F BusPirate is back in the text mode avrdude done. I feel good about the circuit itself as I managed to upload the Arduino Blink sketch via the Sparkfu Apr 3, 2020 · Wire up the programmer You will need a FT232R based USB cable for this part. The Project Jan 14, 2014 · Hello, My Atmega328p has a Bootloader installed and I can program the chip with the IDE using a FT232 chip as an USB serial converter. conf" -U flash:w:battery. Atmel/Microchip ATmega328PB support for Arduino IDE - watterott/ATmega328PB-Testing Aug 24, 2024 · Create a bash function avrdude-elf that takes an elf file as input, with support for optional Avrdude flags at the end, and writes to all memories specified in the elf file. It also does not match the actual signature (it's usually a combination of F's and 0's, e. conf file I set the Oct 27, 2023 · I'm learning to program an atmega328p using a usbasp programmer. Contribute to amirbawab/AVR-cheat-sheet development by creating an account on GitHub. Mar 25, 2015 · Summary of AVR Programming Tutorial This tutorial guides on programming the AVR ATmega328p microcontroller using plain AVR C, bypassing the Arduino environment for greater control and flexibility. AVRDUDE also supplies a direct instruction mode allowing one to issue any programming instruction to the AVR chip regardless of whether Jul 26, 2021 · Hello everyone. The configurations were not included at the time of installation. 3V ATmega328P using the Arduino IDE as well. We are trying to use Arduino as ISP to upload the bootloader to the chip, but when we do so, the signature reported by avrdude changes every time we run the program. Feb 2, 2018 · I bought a ftdi cable with the following pins. The config file must be modified to the 328 (non-p) signiature in order for the bootloader to work. , CrossPack, WinAVR), setting up hardware with various programmers like Arduino ISP, AVRISP mkII, and FabISP, and using avrdude for programming. I mostly work with mega microcontrollers (atmega8, atmega16, atmega128, atmega168, atmega328p) but the information in this article applies to A javascript web-based Atmel AVR microcontroller fuse calculator tool. The BOD disable command did have some warning regarding "efuse". I did accidentally short out the USBtiny while attempting to program the new boards with the Atmega328p-au. 3V so I changed the fuses to use the 8MHz internal oscillator and disable brown-out detection (BOD) as mentioned in my last post. However, when I try to upload the blink sketch (with Arduino Duemilanove under "Boards" and "ATmega328" for Processor, or really any board for that matter), I get the following error: Oct 28, 2019 · Author Topic: programming ATMEGA328p using PICKIT3 (Read 13843 times) 0 Members and 1 Guest are viewing this topic. You can also read and write the fuses of an ATmega chip. something Usually avrdude will use the default port for the programmer anyway, chances are you can just drop the -P anyway. - AVR ATmega328P AVRDUDE (AVRDUDESS) con USBTinyISP Atmel Studio No ARDUINO Lalo Alvarez 1. It covers tools installation (e. conf file again or use an FTDI board to upload. Both on a breadboard setup and an elegoo arduino. These can be found in the datasheet or, alternatively, just run it with the wrong ones and then avrdude will fail to connect and then tell you what it found instead. For Windows 10 Go to C:\WinAVR-20100110\bin 2. 7 V and, finally, stores the full flash as new hex file. They come with blank atmega328 chips. I don't know what "0xff00ff" might mean. If you have any problem with detecting microcontroller check all connections carefully. AVRDUDE also supplies a direct instruction mode allowing one to issue any programming instruction to the AVR chip regardless of whether Jan 20, 2015 · Hi, After long hours of searching, the only thorough explanations i could find was for programming arduino code. For whatever reason AVRdude does not work with the Распиновка устройства ATmega328P. please check for usbasp firmware update. First to test things, I've uploaded a compiled blink sketch (hex) file using avrdude + Usbasp device through the ICSP conenctor. I properly install May 22, 2020 · You need to have avrdude and avr-gcc installed on a Raspberry Pi. I properly installed its x64 drivers. So what i'm asking for is, does any of you can give Jan 16, 2014 · And when I run the check multiple times, the Device signature sporadically changes. Tigard + avrdude Now to put everything together. CAN YOU HELP ME PLEASE? Mar 7, 2024 · Hi all, I'm super new to programming and using Arduino. I can do this by adding the -F option to force avrdude, but if I'm using the 'Upload Using Programmer' option within the IDE avrdude get's the pb signature and stops. Avrdude is an AVR programmer for Linux, which allows us to use the GPIO pins on the Raspberry Pi to program an AVR or Arduino. The usbasp programmer I'm using is this. 3V using a 8MHz crystal and an Arduino Uno as an ISP. Than I realized, o yeah I have to bootloader first because of fuse settings. Could that be the problem? I know it’s hard to diagnose remotely, but would you recommend a new USBtiny or double checking the placement of the 328p etc. Discover basic commands along with batch programming. After Selecting programmer type click on “Detect” so programmer automatically detects ATmega328. Replace the COM port number with your port number. avrdude -v -p atmega328p -c arduino -P COM6 -b 19200 -U flash:w:blink. Jul 7, 2023 · I regularly order self made boards with SMT assembly. conf file. Apply chip features to see fuse bit settings or apply fuse bit settings to match against known features. In our case programmer is the USBasp programmer. Change occurrences of 328 to 324 and insert the correct signature bytes. conf" file. But this w… Dec 20, 2022 · This ran perfectly on 5V but I wanted it to run on 3. bat avrdude: Expected signature for ATMEGA328P is 1E 95 0F Double check chip, or use -F to override this check. atleast to my knoledge, I am really unexperienced, but usually seem to get there looking at instructables and so on I want to build a midipal, to do that i need to burn custom firmware/bootloader . Assis Using AVRDUDE with USBASP to flash firmware on Arduino Atmega328P chip This is the command that I used to program Atmega328P with a firmware to hack Motorola Advisor firmware: This are the instructions to wire the Arduino board and the Pager: By request, I post the Motorola advisor EEPROM editor. This is located in C:\Program Files (x86)\Arduino\hardware ATmega328P-PU: You can leave your setup as it is, and use the Arduino UNO to upload sketches to your newly bootloaded ATmega (File, Upload using Programmer). /avrdude -cdryrun -plgt8f328p avrdude: AVR device initialized and ready to accept instructions avrdude: device signature = 1E 95 0F (ATmega328P, ATA6614Q, LGT8F328P) avrdude done. Through some experimentation I found that the command listed above was somehow telling avrdude to program the ATmega328P on the arduino uno itself rather than the ATmega328P on the breadboard. hex and this is the following output: Feb 2, 2016 · I have a atmega 328p-pu chip sitthing on my breadbord. I'm starting to learn how to program micro controllers. ptmm ATmega328P lfuse initval 0x62 . hasfxl luzftb blbb lvup ckw vofdytmj jmkoq qhgr neh grpmx xftvkho rushm iihnjy kwdq elqflt