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[fpga-games] / galaxian / galaxian.ucf

diff --git a/galaxian/galaxian.ucf b/galaxian/galaxian.ucf
index bacf1e130fe4ba65c6ee27a23140051419e1512d..6fb6807e5c216fec23fde2cf01c4fa4b83406c5e 100644 (file)
--- a/galaxian/galaxian.ucf
+++ b/galaxian/galaxian.ucf
@@ -4,11 +4,15 @@
 NET "I_CLK_125M" LOC = "F13" | IOSTANDARD = LVCMOS33;
 #-------------------------------------------
 #---------- SW I/F -------------------------
-NET "I_PSW<0>" LOC = "K19" | IOSTANDARD = LVTTL | PULLUP;
-NET "I_PSW<1>" LOC = "F22" | IOSTANDARD = LVTTL | PULLUP;
-NET "I_PSW<2>" LOC = "G22" | IOSTANDARD = LVTTL | PULLUP;
-NET "I_PSW<3>" LOC = "K18" | IOSTANDARD = LVTTL | PULLUP;
-NET "I_PSW<4>" LOC = "F23" | IOSTANDARD = LVTTL | PULLUP;
+NET "I_PSW<0>" LOC = "K19" | IOSTANDARD = LVTTL | PULLUP; #up
+NET "I_PSW<1>" LOC = "K18" | IOSTANDARD = LVTTL | PULLUP; #down
+NET "I_PSW<2>" LOC = "G22" | IOSTANDARD = LVTTL | PULLUP; #left
+NET "I_PSW<3>" LOC = "F22" | IOSTANDARD = LVTTL | PULLUP; #right
+NET "I_PSW<4>" LOC = "F23" | IOSTANDARD = LVTTL | PULLUP; #btn
+NET "I_PSW<5>" LOC = "J10" | IOSTANDARD = LVTTL | PULLDOWN; #s8 - s1
+NET "I_PSW<6>" LOC = "J13" | IOSTANDARD = LVTTL | PULLDOWN; #s7 - c1
+NET "I_PSW<7>" LOC = "J15" | IOSTANDARD = LVTTL | PULLDOWN; #s6 - s2
+NET "I_PSW<8>" LOC = "J17" | IOSTANDARD = LVTTL | PULLDOWN; #s5 - c2
 #-------------------------------------------
 #--------- EEPROM I/F ----------------------
 #NET "I_ROM_DB<0>" LOC = "P70";