add adder_suber_8b

2022-03-10 21:06:06 +08:00
--- a/shiftable_register/shiftable_register.qsf
+++ b/shiftable_register/shiftable_register.qsf
@@ -62,7 +62,7 @@ set_location_assignment PIN_84 -to D4
 set_location_assignment PIN_86 -to D5
 set_location_assignment PIN_87 -to D6
 set_location_assignment PIN_88 -to D7
-set_location_assignment PIN_132 -to CK
+set_location_assignment PIN_75 -to CK
 set_location_assignment PIN_74 -to CLR
 set_location_assignment PIN_68 -to DM
 set_location_assignment PIN_72 -to L