diff --git a/lab2.asm b/lab2.asm
index 98e21ce..0c9dbc1 100644
--- a/lab2.asm
+++ b/lab2.asm
@@ -8,17 +8,14 @@ START:
     mov.b   #11110111b,     &P1DIR
 
     ; set digits
+    mov.b #0, &P1OUT
     mov.b   #01100001b,     &P1OUT  ; xxx6
-    mov.b   #01100000b,     &P1OUT
 
     mov.b   #01000011b,     &P1OUT  ; xx46
-    mov.b   #01000010b,     &P1OUT
 
     mov.b   #00010101b,     &P1OUT  ; x146
-    mov.b   #00010100b,     &P1OUT
 
     mov.b   #01000111b,     &P1OUT  ; 4146
-    mov.b   #01000110b,     &P1OUT
 
     ; disable
     bis.w   #CPUOFF,        SR
diff --git a/lab2.hex b/lab2.hex
index 3ebb749..79ab509 100644
--- a/lab2.hex
+++ b/lab2.hex
@@ -1,7 +1,5 @@
 :10C0000031400004B240805A2001F240F700220083
-:10C01000F24061002100F24060002100F240430044
-:10C020002100F24042002100F24015002100F240C0
-:10C0300014002100F24047002100F2404600210098
-:04C0400032D01000EA
+:10C01000C2432100F24061002100F24043002100B0
+:10C02000F24015002100F2404700210032D01000FC
 :02FFFE0000C041
 :00000001FF
diff --git a/prog1.asm b/prog1.asm
new file mode 100644
index 0000000..47d15e8
--- /dev/null
+++ b/prog1.asm
@@ -0,0 +1,17 @@
+.include "msp430g2553.inc"
+org 0xc000
+start:
+    mov.w #WDTPW|WDTHOLD, &WDTCTL
+    mov.b #0x41, &P1DIR
+    mov.w #0x01, r8
+repeat:
+    mov.b r8, &P1OUT
+    xor.b #0x41, r8
+    mov.w #60000, r9
+waiter:
+    dec r9
+    jnz waiter
+    jmp repeat
+
+org 0xfffe
+    dw start
\ No newline at end of file
diff --git a/prog1.hex b/prog1.hex
new file mode 100644
index 0000000..877078f
--- /dev/null
+++ b/prog1.hex
@@ -0,0 +1,4 @@
+:10C00000B240805A2001F240410022001843C24849
+:10C01000210078E04100394060EA1983FE23F73FB0
+:02FFFE0000C041
+:00000001FF