; 0000 0015     PORTB |= (1 << PORTB.0); PORTB &= ~(1 << PORTB.0); PORTB ^= (1 << PORTB.0);
	IN   R1,24
	LDI  R30,0
	SBIC 0x18,0
	LDI  R30,1
	LDI  R26,LOW(1)
	RCALL __LSLB12
	OR   R30,R1
	OUT  0x18,R30
	IN   R1,24
	LDI  R30,0
	SBIC 0x18,0
	LDI  R30,1
	RCALL __LSLB12
	COM  R30
	AND  R30,R1
	OUT  0x18,R30
	IN   R1,24
	LDI  R30,0
	SBIC 0x18,0
	LDI  R30,1
	RCALL __LSLB12
	EOR  R30,R1
	OUT  0x18,R30
; 0000 0016 }
	LD   R30,Y+
	OUT  SREG,R30
	LD   R30,Y+
	LD   R26,Y+
	LD   R1,Y+
	LD   R0,Y+
	RETI

	.CSEG

	.CSEG
__LSLB12:
	TST  R30
	MOV  R0,R30
	MOV  R30,R26
	BREQ __LSLB12R
__LSLB12L:
	LSL  R30
	DEC  R0
	BRNE __LSLB12L
__LSLB12R:
	RET