"--cpu=m4809" 

"--enhanced_core" 

"-p" 

"C:\Program Files (x86)\IAR Systems\Embedded Workbench 8.0\avr\Config\iom4809.ddf" 

"--eeprom_size" 

"256" 

"--avrone_jtag_clock=100000" 

"--drv_communication=USB" 

"--drv_debug_port=updi"