diff --git a/src/MOS6502CpuMon.vhd b/src/MOS6502CpuMon.vhd
index e4f3576..337aea7 100644
--- a/src/MOS6502CpuMon.vhd
+++ b/src/MOS6502CpuMon.vhd
@@ -48,14 +48,14 @@ entity MOS6502CpuMon is
         Rdy             : in    std_logic;
 
         -- External trigger inputs
-        trig             : in    std_logic_vector(1 downto 0);
+        trig            : in    std_logic_vector(1 downto 0);
 
         -- Jumpers
-        fakeTube_n      : in     std_logic;
+        fakeTube_n      : in    std_logic;
 
         -- Serial Console
-        avr_RxD         : in     std_logic;
-        avr_TxD         : out    std_logic;
+        avr_RxD         : in    std_logic;
+        avr_TxD         : out   std_logic;
 
         -- Switches
         sw_reset_cpu    : in    std_logic;
@@ -67,9 +67,12 @@ entity MOS6502CpuMon is
         led_trig1       : out   std_logic;
 
         -- OHO_DY1 connected to test connector
-        tmosi            : out   std_logic;
-        tdin             : out   std_logic;
-        tcclk            : out   std_logic
+        tmosi           : out   std_logic;
+        tdin            : out   std_logic;
+        tcclk           : out   std_logic;
+
+        -- Test connector signals
+        test            : inout std_logic_vector(3 downto 0)
     );
 end MOS6502CpuMon;
 
@@ -141,7 +144,8 @@ begin
         led_trig1    => led_trig1,
         tmosi        => tmosi,
         tdin         => tdin,
-        tcclk        => tcclk
+        tcclk        => tcclk,
+        test         => test
     );
 
     sync_gen : process(cpu_clk)
diff --git a/src/MOS6502CpuMonALS.vhd b/src/MOS6502CpuMonALS.vhd
index 10208bb..69c006c 100644
--- a/src/MOS6502CpuMonALS.vhd
+++ b/src/MOS6502CpuMonALS.vhd
@@ -79,18 +79,21 @@ entity MOS6502CpuMonALS is
         avr_TxD          : out   std_logic;
 
         -- Switches
-        sw1               : in   std_logic;
-        sw2               : in   std_logic;
+        sw1              : in   std_logic;
+        sw2              : in   std_logic;
 
         -- LEDs
-        led1              : out  std_logic;
-        led2              : out  std_logic;
-        led3              : out  std_logic;
+        led1             : out  std_logic;
+        led2             : out  std_logic;
+        led3             : out  std_logic;
 
         -- OHO_DY1 LED display
-        tmosi             : out  std_logic;
-        tdin              : out  std_logic;
-        tcclk             : out  std_logic
+        tmosi            : out  std_logic;
+        tdin             : out  std_logic;
+        tcclk            : out  std_logic;
+
+        -- Test connector signals
+        test             : inout std_logic_vector(3 downto 0)
     );
 end MOS6502CpuMonALS;
 
@@ -166,7 +169,10 @@ begin
             -- OHO_DY1 LED display
             tmosi            => tmosi,
             tdin             => tdin,
-            tcclk            => tcclk
+            tcclk            => tcclk,
+
+            -- Test signals
+            test             => test
             );
 
     -- 6502 Outputs
diff --git a/src/MOS6502CpuMonCore.vhd b/src/MOS6502CpuMonCore.vhd
index a9772e3..030fd58 100644
--- a/src/MOS6502CpuMonCore.vhd
+++ b/src/MOS6502CpuMonCore.vhd
@@ -67,7 +67,10 @@ entity MOS6502CpuMonCore is
         -- OHO_DY1 connected to test connector
         tmosi           : out   std_logic;
         tdin            : out   std_logic;
-        tcclk           : out   std_logic
+        tcclk           : out   std_logic;
+
+        -- Test connector signals
+        test            : inout std_logic_vector(3 downto 0)
     );
 end MOS6502CpuMonCore;
 
@@ -391,4 +394,10 @@ begin
 
     memory_din <= Din;
 
+    -- Test outputs
+    test(0) <= SS_Single;     -- GODIL J5 pin 1 (46)
+    test(1) <= 'Z';           -- GODIL J5 pin 2 (47)
+    test(2) <= 'Z';           -- GODIL J5 pin 3 (48)
+    test(3) <= 'Z';           -- GODIL J5 pin 4 (56)
+
 end behavioral;
diff --git a/target/lx9_dave/ice6502/board.ucf b/target/lx9_dave/ice6502/board.ucf
index d904d8c..f4d95c2 100644
--- a/target/lx9_dave/ice6502/board.ucf
+++ b/target/lx9_dave/ice6502/board.ucf
@@ -88,7 +88,7 @@ NET "tdin"     LOC="P61"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
 NET "tcclk"    LOC="P62"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
 
 # Test outputs (connect to J5 on FPGA board)
-#NET "test1"    LOC="P46"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test2"    LOC="P48"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test3"    LOC="P57"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test4"    LOC="P59"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<0>"  LOC="P46"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<1>"  LOC="P47"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<2>"  LOC="P48"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<3>"  LOC="P56"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
diff --git a/target/lx9_dave/ice65c02/board.ucf b/target/lx9_dave/ice65c02/board.ucf
index d904d8c..f4d95c2 100644
--- a/target/lx9_dave/ice65c02/board.ucf
+++ b/target/lx9_dave/ice65c02/board.ucf
@@ -88,7 +88,7 @@ NET "tdin"     LOC="P61"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
 NET "tcclk"    LOC="P62"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
 
 # Test outputs (connect to J5 on FPGA board)
-#NET "test1"    LOC="P46"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test2"    LOC="P48"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test3"    LOC="P57"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
-#NET "test4"    LOC="P59"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<0>"  LOC="P46"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<1>"  LOC="P47"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<2>"  LOC="P48"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
+NET "test<3>"  LOC="P56"  | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;