diff --git a/main.c b/main.c
index 027d0be..5df0ac3 100644
--- a/main.c
+++ b/main.c
@@ -1,19 +1,39 @@
 #include <stdio.h>
-#include <stdlib.h>
 #include "asm_rules.c"
 
-//void trit_to_hex(char *_asm, char **_out){
-void trit_to_hex(char *_asm, char _out[27]){
+void bin_to_hex(char *tryte, char *hex) {
+	char *a = tryte;
+	int num = 0;
+	do {
+		int b = *a=='1'?1:0;
+		num = (num<<1)|b;
+		a++;
+	} while (*a);
+	sprintf(hex, "%x", num);
+	printf("%d\n", num);
+
+}
+void trit_to_bin(char *_asm, char opcode, char in0, char in1, char out){
 
 	char tryte[54];
+	char t0[18]; 
+	char t1[18]; 
+	char t2[18]; 
+	char t3[18]; 
+	for (int i = 0; i < 18; i++) {
+ 		t0[i] = 0;
+ 		t1[i] = 0;
+ 		t2[i] = 0;
+ 		t3[i] = 0;
+	}
 	for (int i = 0; i < 54; i++) {
-		tryte[i] = 0;
+ 		tryte[i] = 0;
 	}
 
 	//convert assembly to formated binary representation of ternary
 	for (int i = 0; i < 27; i++) {
 		
-		printf("%c",_asm[i]);
+		//printf("%c",_asm[i]);
 		if(_asm[i]==2) {
 			strcat(tryte, "10");
 		} else if (_asm[i]==1) {
@@ -22,45 +42,61 @@ void trit_to_hex(char *_asm, char _out[27]){
 			strcat(tryte, "00");
 		}
 	}
-	
-	//todo:  convert tryte to hex
-	//*_out = (char*)calloc(8,sizeof(int));
-	char *a = tryte;
-	int num = 0;
-	do {
-		int b = *a=='1'?1:0;
-		num = (num<<1)|b;
-		a++;
-	} while (*a);
+	int j = 0;
+	for (int i = 0; i < 18; i++) {
+		t0[i] = tryte[j];
+		j++;
+	}
+	for (int i = 0; i < 18; i++) {
+		t1[i] = tryte[j];
+		j++;
+	}
+	for (int i = 0; i < 18; i++) {
+		t2[i] = tryte[j];
+		j++;
+	}
+	for (int i = 0; i < 18; i++) {
+		t3[i] = tryte[j];
+		j++;
+	}
 
-	//sprintf(_out, "%x", num);
+	bin_to_hex(t0, &opcode);
+	bin_to_hex(t1, &in0);
+	bin_to_hex(t2, &in1);
+	bin_to_hex(t3, &out);
 }
 
 
-
-
 int main() {
 	FILE *dest_asm = fopen("assembly.txt", "w");
 	FILE *src_asm = fopen("src.asm", "r");
 	unsigned int size=0;
 
 	fprintf(dest_asm,"00000\n");
-	char in_asm[54];
+	char in_asm[64];
 	char out_asm[27];
 
-	fgets(in_asm, 54, src_asm);
-	char *_out;
+	char hex_op[5];
+	char hex_in0[5];
+	char hex_in1[5];
+	char hex_out[5];
+
+	fgets(in_asm, 64, src_asm);
+
 
 	while(!feof(src_asm)) {
 
 		asm_rules(in_asm, out_asm);
-		trit_to_hex(out_asm, _out);
+		trit_to_bin(out_asm, *hex_op, *hex_in0, *hex_in1, *hex_out);
 
-		fprintf(dest_asm,"%s ", _out);
+
+		fprintf(dest_asm,"%.5s ", hex_op);
+		fprintf(dest_asm,"%.5s ", hex_in0);
+		fprintf(dest_asm,"%.5s ", hex_in1);
+		fprintf(dest_asm,"%.5s \n", hex_out);
 		// Write the hex to a file
 
-		fgets(in_asm, 54, src_asm);
-		free(_out);
+		fgets(in_asm, 64, src_asm);
 		size++;
 
 	}