erase : perform a chip erase sig : display device signature bytes part : display the current part information send : send a raw command : send parms : display adjustable parameters (STK500 only) vtarg : set (STK500 only) varef : set (STK500 only) fosc : set (STK500 only) sck : set (STK500 only) spi : enter direct SPI mode pgm : return to programming mode help : help ? : help quit : quit Use the 'part' command to display valid memory types for use with the 'dump' and 'write' commands. avrdude: Expected signature for ATMEGA8 is 1E 93 07 avrdude> ? > ? Valid commands: dump : dump memory : dump read : alias for dump write : write memory : write. Code: avrdude -p m8 -c AVRisp -P com7 -b 19200 -t -F avrdude: AVR device initialized and ready to accept instructions Reading | # | 100% 0.07s avrdude: Device signature = 0x000000 avrdude: Yikes! Invalid device signature.
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