diff --git a/api/reg_index.hpp b/api/reg_index.hpp
index 510cf91..4b42a86 100644
--- a/api/reg_index.hpp
+++ b/api/reg_index.hpp
@@ -49,6 +49,15 @@ typedef enum {
   kreg_module_action_param7        = REG_INDEX(0, 0, 47),  // 方法7
   kreg_module_action_param8        = REG_INDEX(0, 0, 48),  // 方法8
   kreg_module_action_param9        = REG_INDEX(0, 0, 49),  // 方法9
+  kreg_module_action_ack1          = REG_INDEX(0, 0, 51),  // ACK1
+  kreg_module_action_ack2          = REG_INDEX(0, 0, 52),  // ACK2
+  kreg_module_action_ack3          = REG_INDEX(0, 0, 53),  // ACK3
+  kreg_module_action_ack4          = REG_INDEX(0, 0, 54),  // ACK4
+  kreg_module_action_ack5          = REG_INDEX(0, 0, 55),  // ACK5
+  kreg_module_action_ack6          = REG_INDEX(0, 0, 56),  // ACK6
+  kreg_module_action_ack7          = REG_INDEX(0, 0, 57),  // ACK7
+  kreg_module_action_ack8          = REG_INDEX(0, 0, 58),  // ACK8
+  kreg_module_action_ack9          = REG_INDEX(0, 0, 59),  // ACK9
 
   /*******************************************************************************
    *                                   SENSOR                                    *
@@ -281,21 +290,19 @@ typedef enum {
    *                                smartADC                                     *
    *******************************************************************************/
   // scan action
-  kreg_boditech_optical_scan_type          = REG_INDEX(42, 0, 0),  // 0 t光学，1 f光学
-  kreg_boditech_optical_scan_start_pos     = REG_INDEX(42, 0, 1),
-  kreg_boditech_optical_scan_direction     = REG_INDEX(42, 0, 2),
-  kreg_boditech_optical_scan_step_interval = REG_INDEX(42, 0, 3),
-  kreg_boditech_optical_scan_pointnum      = REG_INDEX(42, 0, 4),
-  // main(f光学)
-  kreg_boditech_optical_main_amp_gain   = REG_INDEX(42, 20, 0),
-  kreg_boditech_optical_main_laser_gain = REG_INDEX(42, 20, 1),
-  // trf(t光学)
-  kreg_boditech_optical_trf_amp_gain              = REG_INDEX(42, 40, 0),
-  kreg_boditech_optical_trf_uvled_gain            = REG_INDEX(42, 40, 1),
-  kreg_boditech_optical_trf_uvled_on_duration_us  = REG_INDEX(42, 40, 2),
-  kreg_boditech_optical_trf_uvled_off_duration_us = REG_INDEX(42, 40, 3),
-  kreg_boditech_optical_trf_scan_delay_us         = REG_INDEX(42, 40, 4),
-  kreg_boditech_optical_trf_scan_duration_us      = REG_INDEX(42, 40, 5),
+  kreg_boditech_optical_scan_type                 = REG_INDEX(42, 0, 0),  // 0 t光学，1 f光学
+  kreg_boditech_optical_scan_start_pos            = REG_INDEX(42, 0, 1),
+  kreg_boditech_optical_scan_direction            = REG_INDEX(42, 0, 2),
+  kreg_boditech_optical_scan_step_interval        = REG_INDEX(42, 0, 3),
+  kreg_boditech_optical_scan_pointnum             = REG_INDEX(42, 0, 4),
+  kreg_boditech_optical_channel_select_num        = REG_INDEX(42, 0, 5),
+  kreg_boditech_optical_laster_gain               = REG_INDEX(42, 0, 6),
+  kreg_boditech_optical_scan_gain                 = REG_INDEX(42, 0, 7),
+  kreg_boditech_optical_trf_uvled_on_duration_us  = REG_INDEX(42, 0, 8),
+  kreg_boditech_optical_trf_uvled_off_duration_us = REG_INDEX(42, 0, 9),
+  kreg_boditech_optical_trf_scan_delay_us         = REG_INDEX(42, 0, 10),
+  kreg_boditech_optical_trf_scan_duration_us      = REG_INDEX(42, 0, 11),
+
 } reg_index_t;
 
 }  // namespace iflytop