diff --git a/test/case52/src/testcase52.c b/test/case52/src/testcase52.c
index 0cce524..e4641c8 100755
--- a/test/case52/src/testcase52.c
+++ b/test/case52/src/testcase52.c
@@ -189,6 +189,7 @@ void *handleUdpTransmission(void *arg)
         printf("[slot]:%u \n", slot_ind_flag);
         if (1 == slot_ind_flag)
         {
+            printf("[test 01]\n");
             slot_ind_flag = 0; 
             /************************************************************************************** */
             // wr 16016*64(byte) [8008] 2字节复制，一次while循环会写入 1/20 的数据，触发条件为slot_ind_flag
@@ -202,15 +203,18 @@ void *handleUdpTransmission(void *arg)
                 size_t elements_needed = 8008 - elements_to_copy;
                 memcpy((char*)map_base_tx_case52 + wr_cunt * 16016 + elements_to_copy * 2, &txt_buffer[0], elements_needed * 2);
             }
+            printf("[test 02]\n");
             // 更新数组索引和块索引
             data_index = (data_index + 8008) % 65535;
             wr_cunt = (wr_cunt + 1) % 20;
             /************************************************************************************** */
             // 更新生产者计数
-            uint8_t w_idx = __atomic_load_n(
-                (volatile uint8_t *)(map_base_rxf_case52 + 0),
-                __ATOMIC_ACQUIRE
-            );
+            // uint8_t w_idx = __atomic_load_n(
+            //     (volatile uint8_t *)(map_base_rxf_case52 + 0),
+            //     __ATOMIC_ACQUIRE
+            // );
+            printf("[test 03]\n");
+            uint8_t w_idx = *((volatile uint8_t *)map_base_rxf_case52);
             /************************************************************************************** */
             // 尝试读取
             uint8_t block_n = 0;