diff --git a/test/case20/src/testcase20.c b/test/case20/src/testcase20.c
index 2281efa..1155331 100644
--- a/test/case20/src/testcase20.c
+++ b/test/case20/src/testcase20.c
@@ -189,7 +189,7 @@ static inline void msg_transfer_queue_polling(void)
 
 #define CELL_SETUP_TYPE_SIMULATION (0x5a6b7c8d)
 
-void cell_setup_simulation()
+void cell_setup_simulation(uint8_t scs_id, uint8_t cell_id, uint32_t run_core)
 {
     uint32_t size = 16;
     char* buf;
@@ -213,9 +213,13 @@ void cell_setup_simulation()
         return ;
         //continue;
     }
-    
+
     *(uint32_t*)(buf + 0) = CELL_SETUP_TYPE_SIMULATION;
     *(uint32_t*)(buf + 4) = read_stc_local_timer();
+    *(uint32_t*)(buf + 12) = 0;	// build cell
+    *(uint32_t*)(buf + 16) = scs_id;
+    *(uint32_t*)(buf + 20) = cell_id;
+    *(uint32_t*)(buf + 24) = run_core;
 
     ret = msg_transfer_send_msg(handler.value, cu_flag, (uint8_t *)buf, offset, size);
     ret = msg_transfer_send_end(handler.value,cu_flag);
@@ -247,8 +251,11 @@ int32_t test_case(uint32_t argc, int32_t* argvp)
     handler.type_id = CU_SPLIT;
 
     int32_t ret;
+    uint8_t scs_id   = 1; // NR 30K
+    uint8_t cell_id  = 0;
+    uint32_t run_ape = 0xF;
 
-    cell_setup_simulation();
+    cell_setup_simulation(scs_id, cell_id, run_ape);
 
     while(1)
     {