CJNE	R3,	#128,	Checkleft	; Compare R3 to 128. If R3 is less than 128, no trigger, C is set.
Checkleft:
	JNC	Trigger1			; If C is set, no trigger, so do not jump.  If C is NOT set, jump.

	CJNE	R4,	#128,	Checkright	; Compare R3 to 128. If R3 is less than 128, no trigger, C is set.
Checkright:
	JNC	Trigger2			; If C is set, no trigger, so do not jump.  If C is NOT set, jump.