MYBYTE	EQU	$2000
	......		
H1	BRCLR	SPI0SR,mSPI0SR_SPTEF,H1	
OVER	STAA	SPI0DR	
H2	BRCLR	SPI0SR,mSPI0SR_SPIF,H2
	LDAA	SPI0DR	
	STAA	MYBTYE	
	BRA H1