;	MACRO LIBRARY FOR PEDESTRIAN PUSHBUTTONS
;
CWINP	EQU	00H	;INPUT PORT FOR CROSSWALK
;
PUSH?	MACRO	IFTRUE
;;	"PUSH?" JUMPS TO LABEL "IFTRUE" WHEN ANY ONE
;;	OF THE CROSSWALK SWITCHES IS DEPRESSED.  THE
;;	VALUE HAS BEEN LATCHED, AND READING THE PORT
;;	CLEARS THE LATCHED VALUES
	IN	CWINP	;;READ THE CROSSWALK SWITCHES
	ANI	(1 SHL CWCNT) - 1	;;BUILD MASK
	JNZ	IFTRUE	;;ANY SWITCHES SET?
;;	CONTINUE ON FALSE CONDITION
	ENDM