diff --git a/zcancmder_protocol_basic.hpp b/zcancmder_protocol_basic.hpp
index 798f165..2810974 100644
--- a/zcancmder_protocol_basic.hpp
+++ b/zcancmder_protocol_basic.hpp
@@ -34,7 +34,7 @@
     uint32_t errorcode                     = 0;                          \
     if (cmd->id == varid) {
 #define PROCESS_REPORT(type)                                                 \
-  auto*       report = (type##_report_t*)m_txbuf;                            \
+  auto* report = (type##_report_t*)m_txbuf;                                  \
   static_assert(sizeof(*report) < sizeof(m_txbuf), "report size too large"); \
   ZLOGI(TAG, #type " exec_status:%d", status);                               \
   report->exec_status = status;                                              \
@@ -83,3 +83,4 @@ typedef enum {
 }  // namespace iflytop
 
 #define ZCAN_CMD_PUBLIC_DEVICE_ID_STEP_MOTOR_BOARD_OFFEST 200
+#define ZCAN_CMD_PUBLIC_DEVICE_ID_XY_ROBOT_BOARD_OFFEST   230