.include	"m328Pdef.inc"

.org	LARGEBOOTSTART	; fuse-high-byte: D8

ldi ZH,high(2048)
ldi ZL,low (2048)

ldi r20, (1<<PGERS) | (1<<SPMEN)
call Do_spm

ldi r20, (1<<RWWSRE) | (1<<SPMEN)
call Do_spm

ldi r20,'A'
mov r0,r20
ldi r20,'b'
mov r1,r20
ldi r20, (1<<SPMEN)
call Do_spm

ldi r20, (1<<PGWRT) | (1<<SPMEN)
call Do_spm

ldi r20, (1<<RWWSRE) | (1<<SPMEN)
call Do_spm

Do_spm:
in r21, SPMCSR
sbrc r21, SPMEN
rjmp Do_spm
out SPMCSR, r20
spm
ret