diff --git a/MainController/MainController.bdf b/MainController/MainController.bdf
index de192c8..346f1ed 100644
--- a/MainController/MainController.bdf
+++ b/MainController/MainController.bdf
@@ -2336,7 +2336,7 @@ applicable agreement for further details.
 (symbol
 	(rect 1048 2136 1376 2280)
 	(text "RAM9X8_TEST" (rect 5 0 78 12)(font "Arial" ))
-	(text "inst24" (rect 8 128 37 140)(font "Arial" ))
+	(text "inst23" (rect 8 128 37 140)(font "Arial" ))
 	(port
 		(pt 0 32)
 		(input)
@@ -2386,6 +2386,13 @@ applicable agreement for further details.
 		(text "leds[3..0]" (rect 269 43 315 55)(font "Arial" ))
 		(line (pt 328 48)(pt 312 48)(line_width 3))
 	)
+	(port
+		(pt 328 64)
+		(output)
+		(text "er0_out" (rect 0 0 36 12)(font "Arial" ))
+		(text "er0_out" (rect 277 59 313 71)(font "Arial" ))
+		(line (pt 328 64)(pt 312 64))
+	)
 	(port
 		(pt 328 32)
 		(bidir)
@@ -2773,10 +2780,6 @@ applicable agreement for further details.
 	(pt 1840 -48)
 	(pt 1368 -48)
 )
-(connector
-	(pt 1840 -32)
-	(pt 1368 -32)
-)
 (connector
 	(pt 1840 -16)
 	(pt 1368 -16)
@@ -3126,11 +3129,6 @@ applicable agreement for further details.
 	(pt 1856 2112)
 	(bus)
 )
-(connector
-	(pt 1496 272)
-	(pt 1496 1432)
-	(bus)
-)
 (connector
 	(pt 608 1512)
 	(pt 704 1512)
@@ -3232,6 +3230,64 @@ applicable agreement for further details.
 	(pt 936 1528)
 	(pt 936 1496)
 )
+(connector
+	(text "leds[0]" (rect 1794 2168 1827 2180)(font "Arial" ))
+	(pt 1784 2184)
+	(pt 1856 2184)
+)
+(connector
+	(pt 1784 2184)
+	(pt 1784 2200)
+	(bus)
+)
+(connector
+	(text "leds[1]" (rect 1794 2184 1827 2196)(font "Arial" ))
+	(pt 1784 2200)
+	(pt 1856 2200)
+)
+(connector
+	(text "leds[2]" (rect 1794 2200 1827 2212)(font "Arial" ))
+	(pt 1784 2216)
+	(pt 1856 2216)
+)
+(connector
+	(pt 1784 2200)
+	(pt 1784 2216)
+	(bus)
+)
+(connector
+	(pt 1784 2216)
+	(pt 1784 2232)
+	(bus)
+)
+(connector
+	(text "leds[3]" (rect 1794 2216 1827 2228)(font "Arial" ))
+	(pt 1856 2232)
+	(pt 1784 2232)
+)
+(connector
+	(pt 1368 576)
+	(pt 1496 576)
+	(bus)
+)
+(connector
+	(pt 1496 272)
+	(pt 1496 576)
+	(bus)
+)
+(connector
+	(pt 1496 576)
+	(pt 1496 1432)
+	(bus)
+)
+(connector
+	(pt 1840 -32)
+	(pt 1456 -32)
+)
+(connector
+	(pt 1456 2200)
+	(pt 1456 -32)
+)
 (connector
 	(pt 1000 2184)
 	(pt 1048 2184)
@@ -3266,6 +3322,12 @@ applicable agreement for further details.
 	(pt 904 2248)
 	(pt 1048 2248)
 )
+(connector
+	(text "leds[3..0]" (rect 1386 2168 1432 2180)(font "Arial" ))
+	(pt 1784 2184)
+	(pt 1376 2184)
+	(bus)
+)
 (connector
 	(pt 800 -32)
 	(pt 904 -32)
@@ -3327,45 +3389,8 @@ applicable agreement for further details.
 	(pt 608 2168)
 )
 (connector
-	(text "leds[3..0]" (rect 1386 2168 1432 2180)(font "Arial" ))
-	(pt 1376 2184)
-	(pt 1784 2184)
-	(bus)
-)
-(connector
-	(text "leds[0]" (rect 1794 2168 1827 2180)(font "Arial" ))
-	(pt 1784 2184)
-	(pt 1856 2184)
-)
-(connector
-	(pt 1784 2184)
-	(pt 1784 2200)
-	(bus)
-)
-(connector
-	(text "leds[1]" (rect 1794 2184 1827 2196)(font "Arial" ))
-	(pt 1784 2200)
-	(pt 1856 2200)
-)
-(connector
-	(text "leds[2]" (rect 1794 2200 1827 2212)(font "Arial" ))
-	(pt 1784 2216)
-	(pt 1856 2216)
-)
-(connector
-	(pt 1784 2200)
-	(pt 1784 2216)
-	(bus)
-)
-(connector
-	(pt 1784 2216)
-	(pt 1784 2232)
-	(bus)
-)
-(connector
-	(text "leds[3]" (rect 1794 2216 1827 2228)(font "Arial" ))
-	(pt 1856 2232)
-	(pt 1784 2232)
+	(pt 1376 2200)
+	(pt 1456 2200)
 )
 (junction (pt 1000 288))
 (junction (pt 984 304))
@@ -3425,3 +3450,4 @@ applicable agreement for further details.
 (junction (pt 1784 2184))
 (junction (pt 1784 2200))
 (junction (pt 1784 2216))
+(junction (pt 1496 576))
diff --git a/MainController/MainController.qsf b/MainController/MainController.qsf
index 3752438..28a9805 100644
--- a/MainController/MainController.qsf
+++ b/MainController/MainController.qsf
@@ -295,8 +295,8 @@ set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to LoadMode
 set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to Reset
 set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to RW
 set_location_assignment PIN_50 -to HWPCLK
-set_location_assignment PIN_45 -to Error0In
-set_location_assignment PIN_41 -to Error0Out
+set_location_assignment PIN_41 -to Error0In
+set_location_assignment PIN_45 -to Error0Out
 set_location_assignment PIN_12 -to LoadMode
 set_location_assignment PIN_65 -to RW
 set_location_assignment PIN_64 -to Reset
diff --git a/MainController/RAM9X8_TEST.bsf b/MainController/RAM9X8_TEST.bsf
index ec0e5fa..c78f4dd 100644
--- a/MainController/RAM9X8_TEST.bsf
+++ b/MainController/RAM9X8_TEST.bsf
@@ -72,6 +72,13 @@ applicable agreement for further details.
 		(text "leds[3..0]" (rect 272 43 307 55)(font "Arial" ))
 		(line (pt 328 48)(pt 312 48)(line_width 3))
 	)
+	(port
+		(pt 328 64)
+		(output)
+		(text "er0_out" (rect 0 0 30 12)(font "Arial" ))
+		(text "er0_out" (rect 277 59 307 71)(font "Arial" ))
+		(line (pt 328 64)(pt 312 64)(line_width 1))
+	)
 	(port
 		(pt 328 32)
 		(bidir)
diff --git a/MainController/RAM9X8_TEST.vhd b/MainController/RAM9X8_TEST.vhd
index 46f699a..d91da94 100644
--- a/MainController/RAM9X8_TEST.vhd
+++ b/MainController/RAM9X8_TEST.vhd
@@ -24,7 +24,8 @@ entity RAM9X8_TEST is
 		ce : in std_logic;
 		
 		er0_in : in std_logic;
-		leds : out std_logic_vector(3 downto 0)
+		leds : out std_logic_vector(3 downto 0);
+		er0_out : out std_logic
 	); 
 end entity;
 
@@ -39,7 +40,8 @@ begin
 	begin
 		if (ce = '0') then  -- Если микросхема выбрана
 			addr := conv_integer(address);
-			if (addr = REG_ADDR_TEST_UPPER_BYTE or addr = REG_ADDR_TEST_LOWER_BYTE) then
+			if (addr = REG_ADDR_TEST_UPPER_BYTE or addr = REG_ADDR_TEST_LOWER_BYTE
+				or addr = REG_ADDR_LEDS_LOWER_BYTE or addr = REG_ADDR_LEDS_UPPER_BYTE) then
 				if (oe = '0' and we = '1') then  -- Если сигнал чтения активен, а записи нет	
 					case addr is
 						when REG_ADDR_TEST_UPPER_BYTE =>
@@ -78,6 +80,7 @@ begin
 	begin
 		if rising_edge(clk) then	
 			leds <= ledsBuf(3 downto 0);
+			er0_out <= ledsBuf(15);
 		end if;
 	end process;
 	
diff --git a/MainController/output_file.rbf b/MainController/output_file.rbf
index 557a7f2..9c976a1 100644
Binary files a/MainController/output_file.rbf and b/MainController/output_file.rbf differ