part
    id               = <id> ;                 # quoted string
    desc             = <description> ;        # quoted string
    family_id        = <description> ;        # quoted string
    has_jtag         = <yes/no> ;             # part has JTAG i/f
    has_debugwire    = <yes/no> ;             # part has debugWire i/f
    has_pdi          = <yes/no> ;             # part has PDI i/f
    has_updi         = <yes/no> ;             # part has UPDI i/f
    has_tpi          = <yes/no> ;             # part has TPI i/f
    devicecode       = <num> ;                # numeric
    stk500_devcode   = <num> ;                # numeric
    avr910_devcode   = <num> ;                # numeric
    signature        = <num> <num> <num> ;    # signature bytes
    usbpid           = <num> ;                # DFU USB PID
    reset            = dedicated | io;
    retry_pulse      = reset | sck;
    pgm_enable       = <instruction format> ;
    chip_erase       = <instruction format> ;
    chip_erase_delay = <num> ;                # micro-seconds
    # STK500 parameters (parallel programming IO lines)
    pagel            = <num> ;                # pin name in hex, i.e., 0xD7
    bs2              = <num> ;                # pin name in hex, i.e., 0xA0
    serial           = <yes/no> ;             # can use serial downloading
    parallel         = <yes/no/pseudo>;       # can use par. programming
    # STK500v2 parameters, to be taken from Atmel's XML files
    timeout          = <num> ;
    stabdelay        = <num> ;
    cmdexedelay      = <num> ;
    synchloops       = <num> ;
    bytedelay        = <num> ;
    pollvalue        = <num> ;
    pollindex        = <num> ;
    predelay         = <num> ;
    postdelay        = <num> ;
    pollmethod       = <num> ;
    mode             = <num> ;
    delay            = <num> ;
    blocksize        = <num> ;
    readsize         = <num> ;
    hvspcmdexedelay  = <num> ;
    # STK500v2 HV programming parameters, from XML
    pp_controlstack  = <num>, <num>, ...;     # PP only
    hvsp_controlstack = <num>, <num>, ...;    # HVSP only
    hventerstabdelay = <num>;
    progmodedelay    = <num>;                 # PP only
    latchcycles      = <num>;
    togglevtg        = <num>;
    poweroffdelay    = <num>;
    resetdelayms     = <num>;
    resetdelayus     = <num>;
    hvleavestabdelay = <num>;
    resetdelay       = <num>;
    synchcycles      = <num>;                 # HVSP only
    chiperasepulsewidth = <num>;              # PP only
    chiperasepolltimeout = <num>;
    chiperasetime    = <num>;                 # HVSP only
    programfusepulsewidth = <num>;            # PP only
    programfusepolltimeout = <num>;
    programlockpulsewidth = <num>;            # PP only
    programlockpolltimeout = <num>;
    # JTAG ICE mkII parameters, also from XML files
    allowfullpagebitstream = <yes/no> ;
    enablepageprogramming = <yes/no> ;
    idr              = <num> ;                # IO addr of IDR (OCD) reg.
    rampz            = <num> ;                # IO addr of RAMPZ reg.
    spmcr            = <num> ;                # mem addr of SPMC[S]R reg.
    eecr             = <num> ;                # mem addr of EECR reg.
                                              # (only when != 0x3c)
    is_at90s1200     = <yes/no> ;             # AT90S1200 part
    is_avr32         = <yes/no> ;             # AVR32 part

    memory <memtype>
        paged           = <yes/no> ;          # yes / no
        size            = <num> ;             # bytes
        page_size       = <num> ;             # bytes
        num_pages       = <num> ;             # numeric
        min_write_delay = <num> ;             # micro-seconds
        max_write_delay = <num> ;             # micro-seconds
        readback_p1     = <num> ;             # byte value
        readback_p2     = <num> ;             # byte value
        pwroff_after_write = <yes/no> ;       # yes / no
        read            = <instruction format> ;
        write           = <instruction format> ;
        read_lo         = <instruction format> ;
        read_hi         = <instruction format> ;
        write_lo        = <instruction format> ;
        write_hi        = <instruction format> ;
        loadpage_lo     = <instruction format> ;
        loadpage_hi     = <instruction format> ;
        writepage       = <instruction format> ;
      ;
  ;