In System Programming. Updating a part's memory while it is on the end product's PCB.
3
votes
2answers
100 views
How can I program a surface-mount Atmega328?
I want to program a surface-mounted Atmega328 before soldering it to my board. I have an AVR Dragon board that is capable of ISP. This works fine with DIP Atmegas where I can just pop them into a ZIF ...
1
vote
1answer
63 views
Is a crystal needed for burning firmware on AVR?
I want to program an AVR attiny2313 with my AVR ISP MKII
So I built a header that connects to a breadboard where I want to burn the firmware to the ATTiny via ISP,
so my question is,
I have a ...
0
votes
1answer
81 views
Programming several AVR MCUs simultaneously? (with parallel)
I was able to program three ATMEGA32 simultaneously using ISP.
In your opinion, can I program several AVRs at once with parallel? Unfortunately, I do not have a parallel programmer. Can you test ...
1
vote
0answers
75 views
ATmega (Arduino) programming in 3V system
I want to use a ATmega (168 or 328) with a 3V button cell. Which isn't the problem but at the moment I think about how to make it pogrammable in the target board. The board will have some peripheral ...
0
votes
0answers
69 views
What is the significance of square pcb pads vs round pads? [duplicate]
I bought an ISP shield today and notice that on the PCB some of the holes have square pads and some bad round pads. Is there a significance? I noticed that pin 1 of the U1 chip is a square pad, as is ...
0
votes
0answers
69 views
Arduino bootload flash error
I use Arduino as ISP to burn ATtiny45, but when I burn the bootloader, the below happens:
...
1
vote
1answer
48 views
Clocks setup when programming Atmel via ISP?
When programming an Atmel microchip over SPI (ISP), what external clocking do I have to provide to programee? Does it have to match programmer's internal clock frequency, or can be totally different ...
0
votes
3answers
166 views
What do I need to program an ATmega 168?
I use AVR Studio for my compilation and c/c++ code (not arduino).So far I have used a Atmega 2560 development board provided by Nex robotix.
I have ISP programmers of the following sorts...
AVRISP ...
3
votes
2answers
168 views
SPI device prevents ISP programming
I have an ATmega8 with a Nokia LCD 5510 connected to it. Everything works great on a breadboard and my next step is to move it to a more permanent board. My problem is that I can't program the ATmega8 ...
2
votes
1answer
152 views
ATTiny Circuit only works when connected to AVR ISP
I've got a very simple circuit (as you can see from the diagram below) with an ATTiny45 and a piezo buzzer. Everything worked great as I was testing it out and had the ISP (an AVR ISP MkII) attached. ...
3
votes
1answer
105 views
Does ISP mean that the chip has to remain stuck on the system PCB when programmed?
According to wiki "In-System Programming (ISP) is the ability of some programmable logic devices, microcontrollers, and other embedded devices to be programmed while installed in a complete system, ...
2
votes
1answer
284 views
How does avrdude with AVR-ISP-MKII respond when no target board is connected?
How does avrdude with AVR-ISP-MK2 respond when no target board is connected?
I'm trying to troubleshoot my set-up, and would like to know if the problem lies between the laptop and programmer or ...
3
votes
2answers
125 views
How should power be supplied for in-system programming?
I'm trying to program an ATmega328 with an AVR-ISP-MK2 from Olimex. The programmer has a setting for whether to supply power to the target board or not. The connector has +5V and GND pins. I wanted to ...
1
vote
1answer
133 views
How is the 10-pin ICSP connected?
I've got an AVR ISP MK2 that I'm going to program an ATmega328P with using ISP. This is the schematic of the 2x5 pin ICSP connector:
First: Does this mean that I am supposed to connect #2 to +5V ...
3
votes
0answers
169 views
Problems programming Atmega328p with SainSmart USB ISP Programmer
I recently bought the SainSmart USB ISP Programmer.
I'm trying to use the programmer, with WinAVR, to program an Atmega328P, but I'm getting an error:
avrdude: warning: cannot set sck period. ...
0
votes
2answers
146 views
Redefining Slave-Reset-Pin in MegaISP on ATmega2560
I want to make a Arduino ISP-Shield universal exchangeable between Arduino models. For this purpose I want to use the ISP-Header in combination with Pin 10 (like the Arduino Ethernet-Shield does). The ...
0
votes
1answer
259 views
Understanding a circuit label in ICSP programmer for atmega
I am completely new in electronics. I wanted to make a programmer (or burner) to burn my program in my Atmel16a microcontroller. I found a circuit on the internet:
(source)
Everything is clear, ...
1
vote
1answer
281 views
Unable to upload arduino sketch to Uno using AVR ISP MKII and Ubuntu 12.04
About a week ago, I tried to use my Arduino Uno to program a a standalone atmega328p with optiboot. Not only was I unsuccessful, but now I can't upload sketches to the original atmega chip. The "L" ...
5
votes
4answers
444 views
ATtiny2313 refuses to be programmed after setting CPU clock to 500kHz
The other day I was writing a program for an ATtiny2313. Once it worked I decided to test it at the various clock speeds that are available and programmed through setting the LFUSE as described on ...
-3
votes
1answer
774 views
Programming 3.3v ATMega328 running at 16MHz [closed]
I know that running the 328 with 3.3v at 16MHz is "overclocking" it and slightly out of spec. Because of limited board space i'd like to do this though as all other components are 3.3v. I need the ...
2
votes
1answer
1k views
AVRDUDE throws “target doesn't answer.” with USBASP and ATMEGA48PA
So far, I could reprogram a circuit with an ATMEGA48PA without problem. Until I got (after apparently was programed successfully):
...
6
votes
1answer
90 views
Programming MCU with ISP out of board
My MCU(ATMega328) configured to get clock from ext. oscillator. Can I still program this MCU without external oscillator using ISP, by just connecting 6 pins to ...
2
votes
2answers
158 views
How to implement an ISP connector on my board
I'm planning to make a small circuit with a ATtiny85V-10PU. As the pins on this chip are very limited, there are just enough for what I'm planning to do, so all pins will be used for in- or output ...
1
vote
2answers
80 views
Does an ARM (LPC21xx) Programmer pulls P0.14/BSL to ground?
Most of ARM programmers come with BSL,RESET,TXD, RXD, GND and VCC pins which we need to connect with respective pins of ARM.
For ISP, We require need to ground P0.14/BSL after Reset.
As these ...
0
votes
2answers
144 views
Who program this microcontroller?
I'm looking at this ISP programmer for the Atmega chips. I don't understand how the programmer's program is loaded. Is this chip programmed by the computer, or does it need to be pre-programmed?
Is ...
2
votes
1answer
1k views
Hardware and software to program AT89S52 chips with linux
Seeing that the ATMEL AT89S52 chips are so cheap (8 usd for 5 with free shipping from ebay!), are supposed to have a simple architecture and a lot of documentation available online, I would like to ...
1
vote
1answer
522 views
ISP programming of an attiny88 not working [closed]
I'm trying to get an ATTiny88 running for the first time and have problems with getting the software on it. The JTAGICE3 isn't able to connect to the ATtiny88. I get the error "Unable to enter ...
4
votes
2answers
595 views
Does Arduino need the bootloader if programmed with programmer?
I am trying to program a few Atmega328 (not Atmega328p) with an ICSP. These are TQFP.
What I am trying to do is to upload the program to a fresh chip without having to first load the bootloader. I ...
1
vote
1answer
953 views
Programming ATtiny84 using Arduino (leonardo)
I am trying to program the Attiny84 using an Arduino(Leonardo). I have seen this Shrinkify video. -and I have been following this Programming tuturial.
I have connected everything. Using Arduino ...
1
vote
4answers
257 views
attiny13a SMD production programming without programming jumper? Possible?
I'm struggling to find a decent way to program a production run of some boards. The boards are going to be about 2cm by 3cm ovals with a surface mount SOIC 8 pin Atmel attiny13a microcontroller. The ...
4
votes
1answer
671 views
Failing to write ATMega16U4 fuses with avrdude
I'm trying to set the fuses on an ATMega16U4 with avrdude. The first problem I encountered is that avrdude version 5.11.1 does not seem to support ATMega16U4. Someone mentioned on avrfreaks that you ...
0
votes
0answers
323 views
ISP with Digitus USB/Serial Converter on ubuntu
I have a very simple serial bitbanging device which is connected via a Digitus USB-RS232-Converter. The programmer works fine when run on a windows7 machine (slowly as expected). Trying avrdude on my ...
0
votes
2answers
265 views
AVR in system programming (ISP)
Can I use this programmer to program an onboard Atmega168 TQFP chip?
Does the board have to be powered up or the programmer supplies it's own +5v?
Here's what the programmer's schematic looks ...
1
vote
2answers
646 views
Programming nRF24LE1 with the AVRISP
Is it possible to program the nRF24LE1 with an AVRISP mkII? It has an Intel 8051, and I've noticed that AVR also supports this instruction set, so perhaps they already have a compiler in AVR Studio? ...
1
vote
2answers
599 views
Am I able to burn a bootloader and program with an AVR ISP?
I have considered purchasing some ATMega chips as to create simple realizations of projects without sacrificing a dev board (i.e. Arduino)
Now I understand the bootloader is required to read from a ...
2
votes
1answer
964 views
Can an ATTiny with RSTDISBL programmed be reprogrammed over ISP?
The ATTiny85 datasheet, on page 152, seems pretty clear on this:
After this fuse has been programmed device can be programmed via
high-voltage serial mode, only.
But elsewhere, on page 28, it ...
5
votes
1answer
368 views
Re-programming an AVR from another MCU over SPI?
Many AVRs have the capability to be ISP'd - or in system programmed over SPI. I have a project where the entire device can get firmware updates, and I'd like to also update the firmware on it's front ...
1
vote
1answer
182 views
Is it possible to simulate ISP loader?
If I want to make ISP loader for 89Sxxxx(8051),can I simulate it by multisim or others before I really build it?
I follow this link:
http://m955.com/wp/archives/142
I found it has a little hard to ...
2
votes
3answers
1k views
How do I in-system program LPC17XX?
I plan to buy an mbed module to get started with NXP LPC17XX. Developing and downloading code seem the easiest possible. What are my options for in-system programming this code in non-mbed devices? I ...
0
votes
1answer
455 views
avrdude throws errors when attempting ISP with AVRDragon
I've got an arduino board that I'm trying to program via ISP with an AVRDragon. I think I've got it all cabled up right (I made my own ISP cable by cutting up an old floppy ribbon cable) but when I ...
3
votes
1answer
2k views
Arduino Diecimila (ATMEGA168) + JTAG ICE MKII Hell..Did I Fry the Chip?
Two weeks ago, I pulled out my AVR JTAG ICE MKII and successfully burned a few C programs to my Arduino through AVRStudio 4 SP3. Everything was working very well.
Life caught up to me and I did not ...
6
votes
2answers
676 views
How do I plan for in circuit programming of an AVR?
My usual method of reprogramming AVRs (so-far limited to ATtiny13 and ATtiny2313) is to disconnect the chip from the host circuit, plug it into another breadboard with all of the ICSP hookups in ...
16
votes
4answers
1k views
Why do we need hardware programmers?
I use a Boarduino and a 30-row bread board to program my ATtiny. I load a not too complicated sketch called ArduinoISP (included by default now in the Arduino IDE), and suddenly I have a working ...
12
votes
4answers
4k views
Is it possible to use AVR ISP programmer to program a PIC chip?
I want to try programming a PIC chip and just see, how much different it is compared to an AVR, what are the differences and so on. I've got an AVRtinyISP and would like to know, if it would be ...
1
vote
4answers
266 views
Programmer for Sanyo LC87F5NC8A Microcontroller
I want to hack my Samsung DVD player. But the IC used it a Sanyo LC87F5NC8A. I don't have a programmer that can dump or program this UC. Any advice ??
11
votes
4answers
2k views
Best PIC programmer?
I would like to start using PICs in my projects and was wondering which programmer I should get. I have plenty of experience using micro-controllers (68k, avr), I also have lots of experience with ...
