diff --git a/api/apibasic/cmdid.hpp b/api/apibasic/cmdid.hpp
index 798516f..8fcf752 100644
--- a/api/apibasic/cmdid.hpp
+++ b/api/apibasic/cmdid.hpp
@@ -64,12 +64,13 @@ typedef enum {
   kstep_motor_read_io_state          = CMDID(2, 42),  // para:{4}, ack:{}
   kstep_motor_easy_move_to_end_point = CMDID(2, 44),  //
 
-  kstep_motor_read_tmc5130_status  = CMDID(2, 50),  //
-  kstep_motor_read_tmc5130_state   = CMDID(2, 51),  // 调试使用
-  kstep_motor_read_tmc4361a_status = CMDID(2, 52),  // 调试使用
-  kstep_motor_read_tmc4361a_state  = CMDID(2, 53),  // 调试使用
-  kstep_motor_read_tmc2160_status  = CMDID(2, 54),  // 调试使用
-  kstep_motor_read_tmc2160_state   = CMDID(2, 55),  // 调试使用
+  kstep_motor_read_tmc5130_status    = CMDID(2, 50),  //
+  kstep_motor_read_tmc5130_state     = CMDID(2, 51),  // 调试使用
+  kstep_motor_read_tmc4361a_status   = CMDID(2, 52),  // 调试使用
+  kstep_motor_read_tmc4361a_state    = CMDID(2, 53),  // 调试使用
+  kstep_motor_read_tmc2160_status    = CMDID(2, 54),  // 调试使用
+  kstep_motor_read_tmc2160_state     = CMDID(2, 55),  // 调试使用
+  kstep_motor_read_io_index_in_stm32 = CMDID(2, 56),  // 调试使用
 
   /***********************************************************************************************************************
    *                                                     MINI_SERVO                                                      *
diff --git a/api/zi_board.hpp b/api/zi_board.hpp
index 822e3d7..bbb45d0 100644
--- a/api/zi_board.hpp
+++ b/api/zi_board.hpp
@@ -10,8 +10,10 @@ using namespace std;
 class ZIBoard {
  public:
   virtual ~ZIBoard() {}
-  virtual int32_t board_read_ext_io(int32_t ioindex, int32_t *val) = 0;
-  virtual int32_t board_write_ext_io(int32_t ioindex, int32_t val) = 0;
-  virtual int32_t board_read_muti_io(int32_t *val)                 = 0;
+  virtual int32_t board_read_ext_io(int32_t ioindex, int32_t *val)               = 0;
+  virtual int32_t board_write_ext_io(int32_t ioindex, int32_t val)               = 0;
+  virtual int32_t board_read_muti_io(int32_t *val)                               = 0;
+  virtual int32_t board_read_inio_index_in_stm32(int32_t ioindex, int32_t *val)  = 0;
+  virtual int32_t board_read_outio_index_in_stm32(int32_t ioindex, int32_t *val) = 0;
 };
 }  // namespace iflytop
\ No newline at end of file