diff --git a/si4/soft_gsm_main.si4project/soft_gsm_main.sip_sym b/si4/soft_gsm_main.si4project/soft_gsm_main.sip_sym
index 4656755..10d2d86 100644
Binary files a/si4/soft_gsm_main.si4project/soft_gsm_main.sip_sym and b/si4/soft_gsm_main.si4project/soft_gsm_main.sip_sym differ
diff --git a/si4/soft_gsm_main.si4project/soft_gsm_main.siwork b/si4/soft_gsm_main.si4project/soft_gsm_main.siwork
index fa41e13..75f0e8c 100644
Binary files a/si4/soft_gsm_main.si4project/soft_gsm_main.siwork and b/si4/soft_gsm_main.si4project/soft_gsm_main.siwork differ
diff --git a/source/app/app_common.c b/source/app/app_common.c
index ed8a868..9726334 100644
--- a/source/app/app_common.c
+++ b/source/app/app_common.c
@@ -61,6 +61,12 @@ void Lu_register_init()
 	G.md_slaver_info[3].buf = (U8*)&G.rfid;
 	G.md_slaver_info[3].mask = 0;
 
+	G.md_slaver_info[4].slaver = SLAVER_SHOW01_ID;	//显示板按键
+	G.md_slaver_info[4].oper = MODBUS_OPER_READ;
+	G.md_slaver_info[4].reg = 0x08;
+	G.md_slaver_info[4].regnum = 0x01;
+	G.md_slaver_info[4].mask = 2;
+
 	for(i=0;i<CCMD_SLAVER_INFO_MAX;i++)
 	{
 		G.ccmd_slaver_info[i].mask = 0;
diff --git a/source/app/app_common.h b/source/app/app_common.h
index 8bdc51e..56707b4 100644
--- a/source/app/app_common.h
+++ b/source/app/app_common.h
@@ -162,7 +162,7 @@ typedef struct
 #define SLAVER_SHOW01_ID 0x13
 #define SLAVER_TCP_SERVER_ID 0x14
 
-#define MD_SLAVER_INFO_MAX 4
+#define MD_SLAVER_INFO_MAX 5
 #define CCMD_SLAVER_INFO_MAX 4
 
 //需要持久化的参数，不能超过72字节，否则会导致eeprom溢出
diff --git a/source/app/app_task_485.c b/source/app/app_task_485.c
index c084c2f..ddead16 100644
--- a/source/app/app_task_485.c
+++ b/source/app/app_task_485.c
@@ -70,6 +70,13 @@ void L3_task_485_handle(TS_485 *s)
 						G.asga.yaxis = (U16)(s->pAckPkg->buf[3]) << 8 | (U16)(s->pAckPkg->buf[4]);
 						G.asga.zaxis = (U16)(s->pAckPkg->buf[5]) << 8 | (U16)(s->pAckPkg->buf[6]);
 					}
+					else if(s->pAckPkg->salver == G.md_slaver_info[4].slaver && s->pAckPkg->oper == MODBUS_OPER_READ)
+					{
+						if(s->pAckPkg->buf[1] != 0 && s->pAckPkg->buf[2] != 0)	//按键不为0
+						{
+							G.rfid = s->pAckPkg->buf[1] << 8 | s->pAckPkg->buf[2];
+						}
+					}
 				}
 			}
 			s->retryTimes++;