diff --git a/usrc/subboards/subboard20_plate_clamp_case/plate_code_scaner_module.cpp b/usrc/subboards/subboard20_plate_clamp_case/plate_code_scaner_module.cpp
index 599809f..c8fd9fd 100644
--- a/usrc/subboards/subboard20_plate_clamp_case/plate_code_scaner_module.cpp
+++ b/usrc/subboards/subboard20_plate_clamp_case/plate_code_scaner_module.cpp
@@ -94,6 +94,18 @@ void PlateCodeScanerModule::initialize(int32_t moduleid, hardware_config_t* hard
   adc_capture_buf = (int16_t*)calloc(2, MAX_POINT);
   ZASSERT(adc_capture_buf);
 
+  m_t_laster_enable_io.setState(true);
+  m_amp_negative_5v_gpio.setState(true);
+  m_t_amp_sw_io.setState(true);
+  m_f_amp_sw_io.setState(true);
+
+  // while (true) {
+  //   int32_t adcv;
+  //   t_result_adc.get_adc_value(adcv);
+  //   ZLOGI(TAG, "t:%d", adcv);
+  //   osDelay(100);
+  // }
+
   m_reg.laster_intensity        = 10;
   m_reg.scan_gain               = 1;
   m_reg.scan_velocity           = 500;
@@ -367,9 +379,13 @@ int32_t PlateCodeScanerModule::read_adc_val() {
   int32_t val = 0;
 #define CAPTURE_NUM 3
 
-  int32_t cache[CAPTURE_NUM];
+  int32_t cache[CAPTURE_NUM] = {0};
   for (int i = 0; i < CAPTURE_NUM; i++) {
-    t_result_adc.get_adc_value(cache[i]);
+    int32_t e = t_result_adc.get_adc_value(cache[i]);
+    // ZLOGI(TAG, "read adc: %d", cache[i]);
+    if(e!=0){
+      ZLOGE(TAG, "read adc fail");
+    }
   }
 
   // 先排序，取中间10个数的中值