+
+ .IFDEF TERMINAL5WIRES
+
+CTS .set 10h ; P2.4 bit position
+
+ MOV #0EFFFh,&PAOUT ; P2.3 (RTS) as output HIGH, P2.4 (CTS) I pull down, others I pull up,
+
+ .ELSEIF
+
+ MOV #-1,&PAOUT ; that acts as pull up resistor, and P2.3 (RTS) as output HIGH
+
+ .ENDIF ; TERMINAL5WIRES