diff --git a/libraries/AP_GPS/AP_GPS.cpp b/libraries/AP_GPS/AP_GPS.cpp
index 8385c8904f..0542bf1a5b 100644
--- a/libraries/AP_GPS/AP_GPS.cpp
+++ b/libraries/AP_GPS/AP_GPS.cpp
@@ -527,6 +527,9 @@ void AP_GPS::detect_instance(uint8_t instance)
             dstate->current_baud = 0;
         }
         uint32_t baudrate = _baudrates[dstate->current_baud];
+        if(_type[instance] == GPS_TYPE_SINO || _type[instance] == GPS_TYPE_NMEA || _type[instance] == GPS_TYPE_UNICO){
+            baudrate = 115200U;
+        }
         _port[instance]->begin(baudrate);
         _port[instance]->set_flow_control(AP_HAL::UARTDriver::FLOW_CONTROL_DISABLE);
         dstate->last_baud_change_ms = now;
@@ -537,7 +540,7 @@ void AP_GPS::detect_instance(uint8_t instance)
             }else if (_type[instance] == GPS_TYPE_SINO) {
                 send_blob_start(instance, AP_GPS_NMEA_SINO_INIT_STRING, strlen(AP_GPS_NMEA_SINO_INIT_STRING));
             }else if (_type[instance] == GPS_TYPE_UNICO) {
-                send_blob_start(instance, AP_GPS_NMEA_UNICORE_INIT_STRING, strlen(AP_GPS_NMEA_UNICORE_INIT_STRING));
+                send_blob_start(instance, AP_GPS_NMEA_UNICORE_INIT_STRING, strlen(AP_GPS_NMEA_UNICORE_INIT_STRING)); 
             }else {
                 send_blob_start(instance, _initialisation_blob, sizeof(_initialisation_blob));
             }
diff --git a/rs100.sh b/rs100.sh
index 461bcd3e2f..7612237f19 100755
--- a/rs100.sh
+++ b/rs100.sh
@@ -1,3 +1,3 @@
 ./waf configure --board rs100
 ./waf copter
-cp ./build/rs100/bin/arducopter.apj  /mnt/f/_01-work/100\=data/固件/编译/rs100-v4.1.16-5.px4
+cp ./build/rs100/bin/arducopter.apj  /mnt/f/_01-work/100\=data/固件/编译/rs100-v4.1.18.px4