**Open up the JTAG**
Download SAM-BA [[http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3883|From Here]] and install.


[[Image:Erase.png]]

Short Location A, power up, wait 20 seconds, power down

Short Location B, power up, wait 10 seconds, power down

Reconnect USB, comm port should appear


Connect to COM port , pick at91sam7s64-ek ,hit connect, pick flash file to load {{:v8403e.rar}}

Flash, say yes to unlock, say no to relock

Led should start flashing

Sometimes SAM-BA takes 60 seconds or so to load.