flashrom -p buspirate_spi:dev=/dev/tty.usbserial-A700dzDq -VVV
Initializing buspirate_spi programmer
buspirate_sendrecv: write 1, read 0 Sending 0x00
buspirate_sendrecv: write 1, read 0 Sending 0x00
buspirate_sendrecv: write 1, read 0 Sending 0x00
buspirate_sendrecv: write 1, read 0 Sending 0x00