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+# LED ON OFF
+
+실습키트의 LED 16비트를 ONOFF하는 과정을 실습니다.
+
+해당 값에 대한 비트에 LED 가 ON OFF되는지 확인한다.
+
+![내 사진](imgs/led16.png)
+
+
+
+
+## PIN 테이블
+
+
+| 핀 번호 | 신호 |
+|---------|------|
+| PIN_B3  | LED_A[7] |
+| PIN_B4  | LED_A[6] |
+| PIN_B5  | LED_A[5] |
+| PIN_B6  | LED_A[4] |
+| PIN_B7  | LED_A[3] |
+| PIN_B8  | LED_A[2] |
+| PIN_B9  | LED_A[1] |
+| PIN_B10 | LED_A[0] |
+| PIN_B13 | LED_B[7] |
+| PIN_B14 | LED_B[6] |
+| PIN_B15 | LED_B[5] |
+| PIN_B16 | LED_B[4] |
+| PIN_B17 | LED_B[3] |
+| PIN_B18 | LED_B[2] |
+| PIN_B19 | LED_B[1] |
+| PIN_B20 | LED_B[0] |
+
+
+
+## VHDL 코드
+
+```vhdl
+
+library ieee;
+use ieee.std_logic_1164.all;
+    
+entity led_test is
+   port( 	LED_A   : out std_logic_vector(7 downto 0);
+				LED_B   : out std_logic_vector(7 downto 0) );
+end led_test;
+
+
+architecture button_design of led_test is
+begin
+   
+	LED_A <= x"F0";
+	LED_B <= x"0F";
+   
+end button_design;
+
+
+```
+
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