Questions tagged [isp]

In-system programming (ISP) refers to the ability of chips to be programmed while installed in the system.

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265 views

How do I change pin assignments for the LUFA AVRISPMkII?

I just managed to get Dean Camera's LUFA AVRISP clone working on my Arduino Pro Micro, when to my dismay I found that to use PDI for my XMega, I need to have PD5 exposed for the clock source! The Pro ...
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2answers
440 views

MicroSD interfering with ISP programming

I have a microSD connected to an Arduino and I can't program it over ISP without removing the SD card. Does anybody know how to prevent the SD card from interfering with the ISP programming? Details: ...
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1answer
659 views

Is this a USBasp I can use with Arduino?

I bought the following USBasp off of Aliexpress. The Arduino UDE doesn't recognize it. When I try to run avrdude with it, it says: avrdude -cusbasp -Pusb -patmega328p avrdude: error: could not find ...
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2k views

Debugging with ISP

I would like to connect the Atmega328p chip to my desktop, through the USB, so I can run teraterm or hyperterminal for debugging purposes. I have already ordered a USB to TTL serial cable but it won'...
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1answer
2k views

Trying to verify that Arduino Pro Micro ISP is working

I'm trying to program an Arduino Pro Micro with another Arduino Pro Micro. The purpose is to verify that I can use this Pro Micro board reliably as an ISP to program another Arduino device that does ...
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2k views

How to upload a sketch via Arduino Nano

I have two Nano boards, but the first one seems the CH340 chipset was burn. :( , Nano v3, CH340 chipset but unable to identify after connect to my Mac using USB Nano v3, FTDI chipset and in good ...
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0answers
137 views

Reprogramming a specific slave from the master ATTiny 85 (connected to IDE)?

Given that every ATTiny connected already has a bootloader (micronucleus) installed, here's my theoretical chain: Computer > Master ATTiny (Connected via USB) > ATTiny Slave A > ATTiny Slave B Is it ...
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3answers
4k views

Can an AT89S52 be programmed using an Arduino as ISP?

Since the AT89S52 controller is ISP programmable is it possible to use an Arduino UNO as a programmer to upload the hex file to the 8952 ? I've tried various programmer softwares such as progisp, ...
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2answers
5k views

What's the difference between ICSP vs ISP?

I'm not sure if these terms are interchangeable or not. What's the difference between ICSP and ISP? Is it simply the reset? I've shown two configurations in this question I just asked. Are they both ...
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2answers
4k views

What is the proper way to turn an Arduino UNO into an ISP?

I have a bricked Arduino Uno and I want to try to flash the bootloader. I'm trying to figure out how to do it. On this tutorial from SparkFun you can see this diagram: They also show this table of ...
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1answer
5k views

Upload a .hex file, using a standalone ISP, without overwriting bootloader

Is it possible to flash a .hex file on an AVR MCU, which already contains the Arduino bootloader, using an AVRISP mkII, without overwriting the bootloader? In my concrete situation, I have an Arduino ...
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1answer
115 views

multiple connection with ISP Pin at Arduino Micro

Actually I'm not good at English ;-) trying to ask to you. please understand me :) I needed connect SD card Shield and TFT LCD Screen to Arduino Micro. successfully finished compile at source code ...
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burn arduino bootloader and compiled sketch at same time

How can I write the bootloader and sketch code to an Arduino through the ISP and then write the sketch code again using the Arduino IDE later? Currently, I can write the bootloader through the ISP ...
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1answer
329 views

ATmega 8 wrong timing with Arduino NG bootloader

I have build simple Arduino ISP programmer, which works fine on ATmega 328 chips (when I select Arduino UNO board) and a ton of others (tiny45, tiny2313). But, when I want to program an ATmega8 chip, ...
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1answer
538 views

Arduino Pro Mini lower BOD problem

I am planing to build a project where an arduino pro mini 3.3V runs on 2 aa batteries. The standard brown out detection shuts it down at about 2.7/2.8V where it could run on lower voltages too. So I ...
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228 views

ISP - Wrong direction frying ATmega

I tried to flash my ATmega328P-PU not over the Arduino but over a self-made programming board and an USBasp. The problem is, I made the board a while ago and didn't mark which direction the 10-pin ...
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0answers
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Can't program Atmega644p over ISP

I am using the Arbotix-M (Atmega644p). I am trying to program it using an ISP from Pololu. Until yesterday, everything seemed to be working okay and we were able to upload to it without problems. ...
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1answer
2k views

Standalone Atmega 2560 ISP program

First I need to say, I'm a complete electrics newbie, so I need your help. I have got a standalone Atmega 2560, which I want to program. I connected MISO, MOSI, SCK, RESET, 5V and GND to an Arduino ...
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243 views

Programming an AVR using ISP

I am trying to program an atmega with arduino sketch using ISP only (mac user). So I know how to burn a boot loader, and then to program the chip using the TX, RX. But I would like to program it ...
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2answers
2k views

Attiny88 programming with Arduino

I want to program Attiny88 with Arduino IDE 1.6.5. I chose Attiny88 because it's the cheapest Attiny (as low as $0.5) and at the same time has 28 pins. I found a library that support Attiny88 (https:/...
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1answer
392 views

16u2 programming

How does one go about programming the 16u2 on an Uno? I have the isp header (for the 16u2) hooked up to another Uno programmed as ArduinoISP I'm not talking about DFU or USB->UART, I'm talking about ...
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1answer
697 views

Arduino/DuinOS vs Normal C/ARM Programming

I'm trying to understand the difference between programming Arduino hardware (Atel/ARM based) versus 'normal C-based ARM programming'. My understanding is that the Arduino language is cross-compiled ...
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1answer
517 views

IR not working on Attiny85

After countless attemps on making this thing work i'm not sure what the hell is going on. First of all you can't use the normal IR library because Attiny85 is crap and due to timer isses it wont work. ...
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1answer
475 views

Programmed device causes issues between computer and ISP

I'm using a Digispark, which is basically an attiny85 packaged with a few other things, as an ISP to program attiny85's. The Digispark is loaded with Littlewire and recognized as an USBtinySPI device ...
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1answer
7k views

Problem programming Mini Pro via Arduino as ISP

I just picked up a pair of Arduino Mini Pro 5v clone boards (Inland, sold at Microcenter, currently $4 USD) and I wanted to use my Uno as an ISP like I've done with ATmega328 and ATtiny85 chips before....
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1answer
103 views

Reprogram Arduino Mega 2560 using Duemilanove?

Experiencing that Mega 2560 uploading problem. Tried updating the IDE, worked for a while but symptoms went back. Now i want to reprogram that chip. I'm asking this question cuz hardware ain't free ...
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2answers
2k views

Burning a Uno bootloader into a Nano

I bought some cheap Arduino Nanos from ebay, but the watchdog does not work in them. So I removed their old bootloader and burnt a new Nano bootloader from the Arduino IDE. Same problem, the watchdog ...
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2answers
367 views

Attiny85 with arduino as ISP

After serveral attempts, I can't make my arduino UNO to program an attiny85, no matter what I do. I've tried under windows 7 and also under ubuntu 14.04, to no avail. I've followed instructions on hi ...
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1answer
776 views

Unable to upload sketch after bootloader has been flashed on Arduino Micro

I have created my own custom Arduino Micro, but I am experiencing problems when I attempt to upload an sketch via USB in Arduino IDE. Here is how I program the Arduino Micro: avrdude -c ...
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2answers
150 views

In system programming for avr?

I generally use sockets for AVRs in standalone circuits, but sometimes I sell my items and therefore I soldier the chip on the circuit. As you guess I can upgrade the code inside the chip with socket ...
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1answer
776 views

Flash “sketch” hex over ISP, without bootloader - possible?

I'm wondering if it's possible to flash the arduino sketch into a AVR, without using a bootloader - over ISP. I'd use the BSD programmer, which is basically parallel port with some resistors. Let's ...
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1answer
1k views

How do I change fuse bits - not communicating?

Currently I'm working on a project using an ATmega 2560 microcontroller card with a 10 MHz crystal. My main goal is to use the Arduino IDE to upload sketches to this chip to run my bread board ...
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2answers
1k views

Homebrew Arduino using ATMEGA328P, ISP or ICSP?

I plan on creating a homebrew Arduino breakout board using the ATMEGA328P smd version. I'm geeting confused by the wealth of information out there as to whether I should be using ICSP or ISP to ...
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1answer
2k views

Arduino Mega 2560 as ISP for ATTINY2313 / ATMEGA328P

I have posted this on the Arduino forum also, but I give it more chance if posted here also. I've been trying to use my Arduino Mega as an ISP for programming two different ATMEGA328P's and a ...
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2answers
92 views

What software is available for use with AVRISP and USBASP on ATMega48, 328, 2560?

What software is available for use with AVRISP and USBASP on ATMega328, 2560 for read/write fuse, flash and EEPROM for UNO, Pro Mini and Mega2560 board? (a fact question not opinion) Which software ...
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8k views

Programming Arduino Pro mini 328 with Arduino Uno SMD

I apologize in advance, because there is a lot of tutorials out there about programming arduinos with another arduino, however I can't find really simple one I could understand. I have Arduino Uno ...
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3answers
47k views

When using Arduino Uno as ISP does “Yikes! Invalid device signature” mean a bad connection, bad config, or bad version of avrdude?

I'm using an Arduino UNO to program a pre-compiled hex image to an ATTINY45, using the avrdude in the Arduino IDE directory, on Windows 7. The Uno has the ISP sketch loaded from the examples directory ...
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3answers
10k views

I bought USB > FT232RL, can I use it to program a bootloader onto an Arduino?

I bought this thing off of eBay: eBay Link Will it allow me to program an ATmega[xxx] (Arduino clone) with a bootloader? --> If so, how would I go about it? What should I do, and what should I ...
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3k views

Using ArduinoISP on an Arduino Uno to program an ATmega328

I have an Arduino Uno R3 and would like to use it to program a blank ATmega328 on a breadboard. I've followed the instructions for the 8 MHz version on http://arduino.cc/en/Tutorial/...
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2answers
1k views

Changing pins used in ArduinoISP example

I have built my own ATTiny programmer, but made a bit of a mistake along the way - I didn't align the headers properly, and now instead of them plugging into pins 10, 11, 12 and 13 as per the ...
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2answers
3k views

Arduino as ISP without a computer

Has anyone seen or know of a method of preloading (using a computer or whatever) a firmware as data onto one arduino set up to operate as an isp and then using that arduino plug the isp interface into ...
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1answer
2k views

How to use a Pololu 5v AVR ISP Programmer to program an AVR at 3.3v

I have a Pololu 5v AVR ISP which I have successfully used to program several Arduinos (a Mega, an Uno and a Pro Mini 5v). I now have a new Arduino compatible clone which is basically a clone of the ...

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