[avr-chat] tiny45 flash writing problem

[Дима Погорелов]

I am using AVR910 programmer and I want to download firmware to ATiny45 chip.
I have managed to write to the eeprom memory, but not to flash memory.

What is problem?

The log is below:

>>> write eeprom 0 1 2 3
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: D [44] . [01]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: d [64]
avrdude: Recv: . [01]
avrdude: Send: A [41] . [00] . [01]
avrdude: Recv: . [0d]
avrdude: Send: D [44] . [02]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [01]
avrdude: Recv: . [0d]
avrdude: Send: d [64]
avrdude: Recv: . [02]
avrdude: Send: A [41] . [00] . [02]
avrdude: Recv: . [0d]
avrdude: Send: D [44] . [03]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [02]
avrdude: Recv: . [0d]
avrdude: Send: d [64]
avrdude: Recv: . [03]

avrdude> write flash 0 1 2 3
>>> write flash 0 1 2 3
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: c [63] . [01]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: R [52]
avrdude: Recv: . [ff] . [ff]
avrdude (write): error writing 0x01 at 0x00000 cell=0xff
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: C [43] . [02]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [00]
avrdude: Recv: . [0d]
avrdude: Send: R [52]
avrdude: Recv: . [ff] . [ff]
avrdude (write): error writing 0x02 at 0x00001 cell=0xff
avrdude: Send: A [41] . [00] . [01]
avrdude: Recv: . [0d]
avrdude: Send: c [63] . [03]
avrdude: Recv: . [0d]
avrdude: Send: A [41] . [00] . [01]
avrdude: Recv: . [0d]
avrdude: Send: R [52]
avrdude: Recv: . [ff] . [ff]
avrdude (write): error writing 0x03 at 0x00002 cell=0xff

Best regards,
Dmytro