All Questions
Tagged with avr programmer
49
questions
2
votes
1
answer
379
views
ATmega64 custom board is not programming
I have designed a custom board for ATmega64 as below:
It's the first time I want to program it, and I get a "chip enable program error". I can program ATmega16 and ATmega8, but for ATmega64 ...
0
votes
1
answer
113
views
How does the ATMega32 know that the incoming SPI data signals are the program to be burnt?
From my understanding, in order to burn a C program to the ATMega32's flash memory, the program is first compiled and converted into a hex file which is then uploaded using a computer program such as ...
1
vote
1
answer
145
views
Why does AVRDUDE require part ID as an input parameter when it detects the device signature by itself?
When I type the following in terminal
avrdude -p m32 -c usbasp
I get the following as output
...
0
votes
1
answer
104
views
AVR ATMEGA32A UART not send and receive data unless programmer is connected
The code in micro is to turn a LED on when it receives "1" from UART and off when receives "0".
For VCC I use a phone adapter (5V, 0.7A) which works properly and is suitable for ...
0
votes
1
answer
1k
views
Difficulty programming a custom Atmega32u4 board with a snap programmer using ISP
I've made a PCB which contains an Atmega32u4, and just finished soldering it up today. Now, I realised that I bought the wrong Atmega32u4 version - I bought the version which does not by default use ...
0
votes
0
answers
154
views
How to flash ATtiny85 with clock quartz (32khz) again?
I flashed ATtiny85 once with simple program blinking for 1 second. F_CPU = 32768.
I set low fuse byte to 0xe6 with avrdude. According to datasheet 6 = 0b0110 CKSEL is intended for low frequency quartz ...
0
votes
2
answers
63
views
What is IDC connector pitch on a USBAsp?
I am planning to use a USBASP programmer to program one of my boards, and I want to use a fitting receptacle on my board. I fail to find the exact pitch that the USBAsp's IDC connector has (as I ...
2
votes
2
answers
12k
views
How can I program an Atmega32u4 over USB with this schematic?
This is my first time trying to program an Atmega32u4. I made a PCB with the following schematic:
Now I've soldered all the parts onto the PCB, and I've plugged a micro usb cable from my computer ...
2
votes
0
answers
244
views
Deployoing compiled program from Atmel Studio or Avr dude to Atmel "XMEGA-A3BU Xplained"
Im attempting for the last 3-4 days to connect the Atmel dev board to the computer in order to either load the .elf or hex file to the bootloader in order to turn on a LED.
Im following instructions ...
0
votes
1
answer
166
views
AVR programmer necessary? [closed]
I have an atmega168pb and I've noticed that there is a difference in how the board can be programmed between Windows and Linux.
On Windows using Atmel Studio you can select an ISP interface and it ...
2
votes
4
answers
24k
views
avrdude: error: program enable: target doesn't answer. 1
Before I can program my ATmega32 through USBasp but now only in 30 times or more try I can program ATmega32.
I get this error
...
1
vote
2
answers
6k
views
usbasp with avrdude: error: program enable: target doesn't answer. 1
I purchased a "usbasp" programmer from AliExpress for use with my ATtiny84A AVR devices. This has the text "USBASP V2.0 LC Technology" screenprinted on the top of the PCB, and it looks very much like ...
1
vote
1
answer
246
views
USBasp programmer first firmware
I am building an evaluation board for ATmega32, I am designing an embedded USBasp programmer (The programmer will be also in the board and they will be a micro-usb header to connect the board to PC).
...
0
votes
1
answer
487
views
USBasp Difficulties
I am new to the USBasp. I am trying to program a Mega1284.
I have a cheap Chinese one, it is recognized in XP as well as win7. I made a board with a ZIF socket, 10 MHz xtal, 22p cap, 10k pullup on ...
0
votes
1
answer
259
views
AVRISP. How to choose SPI frequency?
Yes, yes, I know that it must be between 1 and 4 clock cycles of a target device. But... We don't know it if clock is provided by internal rc generator or external quartz. So is there any possible way ...