added

pnr/de1_mux2to1/de1_mux2to1_pins.qsf
pnr/de1_binto7segment/de1_binto7segment_pin.qsf

as a format for importing pin assignments manually

pnr/de1_binto7segment/de1_binto7segment_pins.qsf

+# assign pin locations to a quartus project
+
+#----------------------------------------------------------------------
+# Pin Assignments
+set_location_assignment PIN_L22 -to SW[0]
+set_location_assignment PIN_L21 -to SW[1]
+set_location_assignment PIN_M22 -to SW[2]
+set_location_assignment PIN_V12 -to SW[3]
+set_location_assignment PIN_R20 -to LEDR[0]
+set_location_assignment PIN_R19 -to LEDR[1]
+set_location_assignment PIN_U19 -to LEDR[2]
+set_location_assignment PIN_Y19 -to LEDR[3]
+set_location_assignment PIN_J2 -to HEX0[0]
+set_location_assignment PIN_J1 -to HEX0[1]
+set_location_assignment PIN_H2 -to HEX0[2]
+set_location_assignment PIN_H1 -to HEX0[3]
+set_location_assignment PIN_F2 -to HEX0[4]
+set_location_assignment PIN_F1 -to HEX0[5]
+set_location_assignment PIN_E2 -to HEX0[6]
+# ----------------------------------------------------------------------------

pnr/de1_mux2to1/de1_mux2to1_pins.qsf

+# assign pin locations to a quartus project
+
+#----------------------------------------------------------------------
+# Pin Assignments
+set_location_assignment PIN_L22 -to SW[0]
+set_location_assignment PIN_L21 -to SW[1]
+set_location_assignment PIN_M22 -to SW[2]
+set_location_assignment PIN_R20 -to LEDR
+# ----------------------------------------------------------------------------