diff --git a/asm-savers.h b/asm-savers.h
index eb7fc80..22c8d1c 100644
--- a/asm-savers.h
+++ b/asm-savers.h
@@ -1,8 +1,9 @@
 #if (!defined(NTSYS__S_ASSEMBLER_H___))
 #define NTSYS__S_ASSEMBLER_H___
 
+#define ntsys_exit_if_error(parser) if (!ntsys_asm_arg_new((parser)->string, (parser)->cache))
 #define ntsys_run_asm_parser(ss)  __ntsys_arg_function_loader(&(ss))
-#define create_ntsys_asm_parser(cache, fp, str, table, table_size, labels) ((ntsys_argument_parser_t){(cache), (fp), (str), (table), (table_size), (labels), (labels)})
+#define create_ntsys_asm_parser(cache, fp, str, table, table_size, labels) ((ntsys_argument_parser_t){(cache), (fp), (str), (table), (table_size), (labels)})
 #define create_ntsys_asm_save(ss) ((ntsys_asm_save_t){(ss), (ss)})
 #define create_ntsys_asm_cache(ss) ((ntsys_asm_cache_t)&(ss))
 #define ntsys_asm_arg_new(str, __cache) ((ntsys_get_arg((__cache))) && ((str) = __cache->string))
@@ -138,11 +139,91 @@ typedef struct {
 } ntsys_argument_parser_t;
 
 static void __input_datatype(ntsys_argument_parser_t* parser, byte_t* mode) {
+    ntsys_exit_if_error(parser) {
+        ntsys_error("Cannot find argument!");
+        return;
+    }
+    byte_t data_type = 0x01;
+    char* str = parser->string;
+    if (strcmp(str, "byte") == 0) {
+        data_type = 0x01;
+    } else if (strcmp(str, "word") == 0) {
+        data_type = 0x02;
+    } else if (strcmp(str, "dword") == 0) {
+        data_type = 0x04;
+    } else if (strcmp(str, "qword") == 0) {
+        data_type = 0x08;
+    } else if (strcmp(str, "sbyte") == 0) {
+        data_type = 0xF1;
+    } else if (strcmp(str, "sword") == 0) {
+        data_type = 0xF2;
+    } else if (strcmp(str, "sdword") == 0) {
+        data_type = 0xF4;
+    } else if (strcmp(str, "sqword") == 0) {
+        data_type = 0xF8;
+    } else if (strcmp(str, "db") == 0) {
+        data_type = 0xBC;
+    } else {
+        ntsys_error("Incorrect datatype!");
+        return;
+    }
+    if (data_type == 0xBC) fputc((__e_byte_t)0x02, parser->fp);
+    else fputc((__e_byte_t)data_type, parser->fp);
+    *mode = data_type;
+}
+
+static void __write_label(ntsys_argument_parser_t* parser) {
 
 }
 
 static void __input_data(ntsys_argument_parser_t* parser, byte_t* mode) {
-
+    ntsys_exit_if_error(parser) {
+        ntsys_error("Cannot find argument!");
+        return;
+    }
+    byte_t data_type = *mode;
+    char* str = parser->string;
+    if (str[0] >= '0' && str[0] <= '9') {
+        int count_system = 10;
+        if (str[1] == 'x') {
+            count_system = 16;
+        } else if (str[1] == 'b') {
+            count_system = 2;
+        } else {
+            ntsys_error("Unknown number system!");
+            return;
+        }
+        if (count_system != 10) {
+            str += 2;
+        }
+        long cnt = strtol(str, NULL, count_system);
+        FILE* fp = parser->fp;
+        switch (data_type) {
+            case 0x01: fwrite((__e_byte_t*)((byte_t*)&cnt), 1, sizeof(byte_t), fp);
+            break;
+            case 0x02: fwrite((__e_byte_t*)((word_t*)&cnt), 1, sizeof(word_t), fp);
+            break;
+            case 0x04: fwrite((__e_byte_t*)((dword_t*)&cnt), 1, sizeof(dword_t), fp);
+            break;
+            case 0x08: fwrite((__e_byte_t*)((qword_t*)&cnt), 1, sizeof(qword_t), fp);
+            break;
+            case 0xF1: fwrite((__e_byte_t*)((sbyte_t*)&cnt), 1, sizeof(sbyte_t), fp);
+            break;
+            case 0xF2: fwrite((__e_byte_t*)((sword_t*)&cnt), 1, sizeof(sword_t), fp);
+            break;
+            case 0xF4: fwrite((__e_byte_t*)((sdword_t*)&cnt), 1, sizeof(sdword_t), fp);
+            break;
+            case 0xF8: fwrite((__e_byte_t*)((sqword_t*)&cnt), 1, sizeof(sqword_t), fp);
+            break;
+        }
+    } else {
+        if (data_type != 0xBC) {
+            ntsys_error("Incorrect datatype! For jump to label please use db type!");
+            return;
+        }
+        __write_label(parser);
+    }
+    
 }
 
 static int __arg_writer(char* str, ntsys_argument_parser_t* parser, byte_t mode) {
@@ -159,8 +240,13 @@ static int __arg_writer(char* str, ntsys_argument_parser_t* parser, byte_t mode)
     return EXIT_SUCCESS;
 }
 
-static int select_argument(char* str, ntsys_argument_parser_t* parser) {
+static int select_argument(ntsys_argument_parser_t* parser) {
     size_t i = 0;
+    char* str = parser->string;
+    if (str[strlen(str) - 1] == ':') {
+        /* TODO: Добавить метки */
+        return EXIT_SUCCESS;
+    }
     char buf[64];
     char** table = parser->table;
     while (i < parser->table_length) {
@@ -194,9 +280,8 @@ static int select_argument(char* str, ntsys_argument_parser_t* parser) {
 }
 
 int __ntsys_arg_function_loader(ntsys_argument_parser_t* parser) {
-    char* str = parser->string;
-    while (ntsys_asm_arg_new(str, parser->cache)) {
-        if (select_argument(str, parser) == EXIT_FAILURE) return EXIT_FAILURE;
+    while (ntsys_asm_arg_new(parser->string, parser->cache)) {
+        if (select_argument(parser) == EXIT_FAILURE) return EXIT_FAILURE;
     }
     return EXIT_SUCCESS;
 }
diff --git a/ntsys b/ntsys
index 56fdf2d..b733fdb 100755
Binary files a/ntsys and b/ntsys differ
diff --git a/out.exe b/out.exe
index e69de29..a1d6348 100644
Binary files a/out.exe and b/out.exe differ