diff --git a/testtool/舵机校验计算工具/a.exe b/testtool/舵机校验计算工具/a.exe
index 8c3a012..d670ccb 100644
Binary files a/testtool/舵机校验计算工具/a.exe and b/testtool/舵机校验计算工具/a.exe differ
diff --git a/testtool/舵机校验计算工具/main.c b/testtool/舵机校验计算工具/main.c
index 7661743..2010803 100644
--- a/testtool/舵机校验计算工具/main.c
+++ b/testtool/舵机校验计算工具/main.c
@@ -43,37 +43,14 @@ uint8_t steering_gear_check_sum(int *buffer, int buffer_size) {
   return ((~checksum) & 0xff);
 }
 
-int get_int_buffer_len(int *buffer, int buffer_size) {
-  int buffer_len = 0;
-  int count      = 0;
-
-  for (int i = 0; i < buffer_size; i++) {
-    if (0 == buffer[i]) {
-      if (count == 0) {
-        buffer_len = i;
-      }
-      count = count + 1;
-    } else {
-      count = 0;
-    }
-
-    if (count >= 3) {
-      break;
-    }
-  }
-
-  return buffer_len;
-}
-
 /*
  * 恢复出厂设置:
  * 0xFF, 0xFF, 0x01, 0x02, 0x06
  */
 int main(int argc, char *argv[]) {
-  int buffer[128] = {0xFF, 0xFF, 0x01, 0x04, 0x03, 0x1E, 0x05};  // 恢复出厂设置
+  int buffer[] = {0xff, 0xff, 0x01, 0x07, 0x03, 0x2a, 0x00, 0x00, 0x00, 0x00};  // 恢复出厂设置
 
-  printf("check sum:0X%x\n",
-         steering_gear_check_sum(buffer, get_int_buffer_len(buffer, (sizeof(buffer) / sizeof(int)))));
+  printf("check sum:0X%x\n", steering_gear_check_sum(buffer, (sizeof(buffer) / sizeof(int))));
 
   return 0;
 }