tomcrus@tomcrus:~$ avrdude -pm128 -cavrisp2 -Pusb -B2 -e -Uflash:w:/tmp/avr-bootloader.hex.qrUq5r avrdude: AVR device initialized and ready to accept instructions Reading | ################################################## | 100% 0.00s avrdude: Device signature = 0x1e9702 avrdude: erasing chip avrdude: reading input file "/tmp/avr-bootloader.hex.qrUq5r" avrdude: input file /tmp/avr-bootloader.hex.qrUq5r auto detected as Intel Hex avrdude: writing flash (57392 bytes): Writing | ################################################## | 100% 0.01s avrdude: 57392 bytes of flash written avrdude: verifying flash memory against /tmp/avr-bootloader.hex.qrUq5r: avrdude: load data flash data from input file /tmp/avr-bootloader.hex.qrUq5r: avrdude: input file /tmp/avr-bootloader.hex.qrUq5r auto detected as Intel Hex avrdude: input file /tmp/avr-bootloader.hex.qrUq5r contains 57392 bytes avrdude: reading on-chip flash data: Reading | ################################################## | 100% 4.73s avrdude: verifying ... avrdude: 57392 bytes of flash verified avrdude: safemode: Fuses OK avrdude done. Thank you. tomcrus@tomcrus:~$ avrdude -pm128 -cavrisp2 -Pusb -B2 -Uflash:r:/tmp/avr-bootloader.hex.read:i avrdude: AVR device initialized and ready to accept instructions Reading | ################################################## | 100% 0.00s avrdude: Device signature = 0x1e9702 avrdude: reading flash memory: Reading | ################################################## | 100% 10.81s avrdude: writing output file "/tmp/avr-bootloader.hex.read" avrdude: safemode: Fuses OK avrdude done. Thank you.