diff --git a/mbtk/mbtk_gnssd/gnss_hd8122.c b/mbtk/mbtk_gnssd/gnss_hd8122.c
index 8d57fff..e61bfe6 100755
--- a/mbtk/mbtk_gnssd/gnss_hd8122.c
+++ b/mbtk/mbtk_gnssd/gnss_hd8122.c
@@ -60,6 +60,8 @@
 static hd8122_msg_id_t msg_array[GNSS_MSG_NUM_MAX];
 static char gnss_ctrl_path[128] = "/sys/devices/platform/mbtk-gnss/ctrl";
 static gnss_agps_info_t agps_info;
+static char *gnss_set_cmd_rsp = NULL;
+static int gnss_cmd_rsp_len = 0;
 
 int gnss_write(int fd, const void *data, int data_len);
 int OpenUart(char* UART_DEV);
@@ -291,7 +293,39 @@
 // f1 d9 05 00 02 00 06 01 0f 38
 static int msg_array_change(const uint8 *pack, int pack_len, hd8122_id_ack_enum *ack_nak)
 {
-    if(pack_len == 0 || pack_len % 10)
+    if(pack_len == 0)
+    {
+        LOGE("pack_len(%d) error.", pack_len);
+        return -1;
+    }
+
+    //info result
+    if(gnss_set_cmd_rsp != NULL)
+    {
+        if(pack_len > 4 && pack[2] == 0x0a && pack[3] == 0x04)  //VER INFO
+        {
+            char sw_ver[32] = {0};
+            char hw_ver[32] = {0};
+            memcpy(sw_ver, pack + 6, 16);
+            memcpy(hw_ver, pack + 22, 16);
+            snprintf(gnss_set_cmd_rsp, gnss_cmd_rsp_len, "%s,%s", sw_ver, hw_ver);
+            LOGE("fw ver:%s", gnss_set_cmd_rsp);
+            int index = msg_find(pack[2], pack[3]);
+            if(index >= 0)
+            {
+                msg_array[index].enable = FALSE;
+            }
+            else
+            {
+                LOGE("Unknown gid - %d, sid - %d", pack[2], pack[3]);
+                return -1;
+            }
+            return 0;
+        }
+    }
+
+    //set result
+    if(pack_len % 10)
     {
         LOGE("pack_len(%d) error.", pack_len);
         return -1;
@@ -472,13 +506,11 @@
     return GNSS_ERR_OK;
 }
 
-static gnss_err_enum gnss_8122_minel(int fd, float *elev)
+static gnss_err_enum gnss_8122_ver(int fd)
 {
     uint8 buff[GNSS_PACK_BUFF_SIZE];
-    LOGD("ELEV");
-    //uint8 elev_buff[4];
-    //uint32_2_byte((uint32)elev, elev_buff, TRUE);
-    int len = pack_create(HD8122_ID_TYPE_CFG, HD8122_ID_CFG_ELEV, 8, (uint8*)elev, buff, sizeof(buff));
+    LOGD("VER");
+    int len = pack_create(HD8122_ID_TYPE_MON, HD8122_ID_MON_VER, 0, NULL, buff, sizeof(buff));
     if(len <= 0)
     {
         LOGE("pack_create() fail.");
@@ -486,9 +518,46 @@
     }
     log_hex("PACK", buff, len);
     gnss_write(fd, buff, len);
+    msg_insert(HD8122_ID_TYPE_MON, HD8122_ID_MON_VER);
     return GNSS_ERR_OK;
 }
 
+
+static gnss_err_enum gnss_8122_minel(int fd, uint8 *elev)
+{
+    uint8 buff[GNSS_PACK_BUFF_SIZE];
+    LOGD("ELEV");
+    //uint8 elev_buff[4];
+    //uint32_2_byte((uint32)elev, elev_buff, TRUE);
+    int len = pack_create(HD8122_ID_TYPE_CFG, HD8122_ID_CFG_ELEV, 8, elev, buff, sizeof(buff));
+    if(len <= 0)
+    {
+        LOGE("pack_create() fail.");
+        return GNSS_ERR_ARG;
+    }
+    log_hex("PACK", buff, len);
+    gnss_write(fd, buff, len);
+    msg_insert(HD8122_ID_TYPE_CFG, HD8122_ID_CFG_ELEV);
+    return GNSS_ERR_OK;
+}
+
+static gnss_err_enum gnss_8122_PZ90CONV(int fd, uint8 *coord)
+{
+    uint8 buff[GNSS_PACK_BUFF_SIZE];
+    LOGD("PZ90CONV");
+    int len = pack_create(HD8122_ID_TYPE_CFG, HD8122_ID_CFG_COORD, 44, coord, buff, sizeof(buff));
+    if(len <= 0)
+    {
+        LOGE("pack_create() fail.");
+        return GNSS_ERR_ARG;
+    }
+    log_hex("PACK", buff, len);
+    gnss_write(fd, buff, len);
+    msg_insert(HD8122_ID_TYPE_CFG, HD8122_ID_CFG_COORD);
+    return GNSS_ERR_OK;
+}
+
+
 static gnss_err_enum gnss_8122_nmeaver(int fd, uint8 ver)
 {
     uint8 buff[GNSS_PACK_BUFF_SIZE];
@@ -768,7 +837,7 @@
             uint32 mode = 0;
             mode = (uint32)atoi(cmd + 8);
             uint32 new_mode = 0;
-            if(((GNSS_SET_SYSCFG_GPS | GNSS_SET_SYSCFG_BDS | GNSS_SET_SYSCFG_GLO | GNSS_SET_SYSCFG_GAL) & mode) != mode)
+            if(((GNSS_SET_SYSCFG_GPS | GNSS_SET_SYSCFG_BDS | GNSS_SET_SYSCFG_GLO | GNSS_SET_SYSCFG_GAL | GNSS_SET_SYSCFG_SBAS | GNSS_SET_SYSCFG_QZSS) & mode) != mode)
             {
                 gnss_set_result = GNSS_ERR_ARG;
                 goto set_fail;
@@ -780,16 +849,24 @@
             }
             if(mode & GNSS_SET_SYSCFG_BDS)   // BDS
             {
-                new_mode |= 0x00000002;
+                new_mode |= 0x00000004;
             }
             if(mode & GNSS_SET_SYSCFG_GLO)   // GLO
             {
-                new_mode |= 0x00000004;
+                new_mode |= 0x00000002;
             }
             if(mode & GNSS_SET_SYSCFG_GAL)   // GAL
             {
                 new_mode |= 0x00000010;
             }
+            if(mode & GNSS_SET_SYSCFG_SBAS)   // SBAS
+            {
+                new_mode |= 0x00000020;
+            }
+            if(mode & GNSS_SET_SYSCFG_QZSS)   // QZSS
+            {
+                new_mode |= 0x00000040;
+            }
 
             gnss_set_result = gnss_8122_syscfg(fd, new_mode);
             if(gnss_set_result != GNSS_ERR_OK)
@@ -972,31 +1049,86 @@
 
             should_wait_rsp = FALSE;
         }
-        else if(memcmp(cmd, "$MINEL", 6) == 0)     // $MINEL,<elev>
+        else if(memcmp(cmd, "$VER", 4) == 0)     // $VER
         {
-#if 0
-            float elev = 0.0f;
-            elev = (float)atof(cmd + 7);
-//            LOGD("ELEV : %f", elev);
-//            log_hex("ELEV", &elev, sizeof(double));
-            if(elev < -90.0f || elev > 90.0f)
-            {
-                gnss_set_result = GNSS_ERR_ARG;
-                goto set_fail;
-            }
-            float elevs[2];
-            elevs[0] = elev;
-            elevs[1] = elev;
-            gnss_set_result = gnss_8122_minel(fd, elevs);
+            gnss_set_cmd_rsp = (char *)cmd_rsp;
+            gnss_cmd_rsp_len = cmd_rsp_len;
+            gnss_set_result = gnss_8122_ver(fd);
             if(gnss_set_result != GNSS_ERR_OK)
             {
                 goto set_fail;
             }
-            should_wait_rsp = FALSE;
-#else
-            gnss_set_result = GNSS_ERR_UNSUPPORT;
-            goto set_fail;
-#endif
+        }
+        else if(memcmp(cmd, "$MINEL", 6) == 0)     // $MINEL,<elev>
+        {
+            uint32 elev = 0;
+            elev = (uint32)atoi(cmd + 7);
+            LOGD("set minel: %d", elev);
+            if(GNSS_SET_EVEL_5 == elev)
+            {
+                uint8 elev_buff[8] = {0x35, 0xFA, 0x8E, 0x3C, 0xC2, 0xB8, 0xB2, 0x3D};
+                gnss_set_result = gnss_8122_minel(fd, elev_buff);
+                if(gnss_set_result != GNSS_ERR_OK)
+                {
+                    goto set_fail;
+                }
+            }
+            else if(GNSS_SET_EVEL_15 == elev)
+            {
+                uint8 elev_buff[8] = {0x35, 0xFA, 0x8E, 0x3C, 0x92, 0x0A, 0x86, 0x3E};
+                gnss_set_result = gnss_8122_minel(fd, elev_buff);
+                if(gnss_set_result != GNSS_ERR_OK)
+                {
+                    goto set_fail;
+                }
+            }
+            else
+            {
+                gnss_set_result = GNSS_ERR_ARG;
+                goto set_fail;
+            }
+        }
+        else if(memcmp(cmd, "$PZ90CONV", 9) == 0)     // $PZ90CONV,local,ref
+        {
+            int local = 0;
+            int ref = 0;
+            uint8 buff[44] = {0x00, 0x00, 0x00, 0x00, 0xA6, 0x54, 0x58, 0x41,
+                              0xCD, 0x8C, 0x8F, 0xCC, 0x56, 0x77, 0x6B, 0x3F,
+                              0x8F, 0xC2, 0xF5, 0xBC, 0x0A, 0xD7, 0x23, 0xBC,
+                              0x00, 0x00, 0x00, 0x00, 0x30, 0x62, 0x9F, 0x37,
+                              0x28, 0x29, 0x30, 0xB8, 0xBD, 0x37, 0x06, 0x36,
+                              0x00, 0x00, 0x00, 0x00};
+            
+            if(2 == sscanf(cmd, "$PZ90CONV,%d,%d", &local, &ref))
+            {
+                LOGD("set pz90conv: %d, %d", local, ref);
+
+                
+                if(local == 1 && ref == 0) //PZ90
+                {
+                    //
+                }
+                else if(local == 0 && ref == 0)
+                {
+                    memset(buff, 0x00, 44);
+                }
+                else
+                {
+                    gnss_set_result = GNSS_ERR_UNSUPPORT;
+                    goto set_fail;
+                }
+            }
+            else
+            {
+                gnss_set_result = GNSS_ERR_ARG;
+                goto set_fail;
+            }
+
+            gnss_set_result = gnss_8122_PZ90CONV(fd, buff);
+            if(gnss_set_result != GNSS_ERR_OK)
+            {
+                goto set_fail;
+            }
         }
         else if(memcmp(cmd, "$NMEACFG", 8) == 0)     // $NMEACFG,<ver>
         {
@@ -1049,9 +1181,19 @@
             mbtk_timer_clear();
         }
 
+        if(gnss_set_cmd_rsp != NULL)
+        {
+            gnss_set_cmd_rsp = NULL;
+            gnss_cmd_rsp_len = 0;
+        }
         setting_busy = FALSE;
         return gnss_set_result;
     set_fail:
+        if(gnss_set_cmd_rsp != NULL)
+        {
+            gnss_set_cmd_rsp = NULL;
+            gnss_cmd_rsp_len = 0;
+        }
         setting_busy = FALSE;
         mbtk_timer_clear();
         return gnss_set_result;