BLE Accel

Dependencies:   BLE_API MMA8452Q mbed nRF51822

Fork of AAAatest_copy by Praktyki

Files at this revision

API Documentation at this revision

Comitter:
Radoj
Date:
Sun Apr 10 19:05:36 2016 +0000
Parent:
2:e78a5ce9f1d7
Commit message:
BLE Accel

Changed in this revision

Service.h Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
diff -r e78a5ce9f1d7 -r 7dc284221369 Service.h
--- a/Service.h	Sun Apr 10 17:47:09 2016 +0000
+++ b/Service.h	Sun Apr 10 19:05:36 2016 +0000
@@ -1,19 +1,3 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
 #ifndef __BLE_SERVICE_H__
 #define __BLE_SERVICE_H__
 
@@ -33,113 +17,79 @@
         ble.gattServer().addService(Service);
     }
 
+    /*
+    * Update wartosci charakterystyk
+    */
+
     void updateXState(float newState) {
-        
         int length = sizeof(float);
         
-        uint8_t bytes[sizeof(float)];
-          for(int i = 0; i < length; i++){
+        uint8_t bytes[sizeof(float)]; //tablica podzielonego float'a
+        
+        for(int i = 0; i < length; i++){
             bytes[i] = ((uint8_t*)&newState)[i];
-            //printf("%x ",bytes[i]);
-           // printf("%d;",length);
-            }
-
-            
-            
-            int n = sizeof(bytes) / sizeof(bytes[0]);
-            //printf("%d",sizeof(bytes[0]));
-        ble.gattServer().write(xState.getValueHandle(), (uint8_t *)&bytes, n);
-        
-        
-        
-        //uint8_t *p = (uint8_t*)&newState;
-
-        //for (int i = 0; i < sizeof(newState); i++) printf("wwww 0x%02x ", p[i]);
-        //ble.gattServer().write(xState.getValueHandle(), (uint8_t *)&newState, sizeof(newState));
+        }
+    
+        int n = sizeof(bytes) / sizeof(bytes[0]);
+        ble.gattServer().write(xState.getValueHandle(), (uint8_t *)&bytes, n); //zapisanie danych do charakterystyki
     }
     
     void updateYState(float newState) {
-        //ble.gattServer().write(yState.getValueHandle(), (uint8_t *)&newState, sizeof(newState));
         int length = sizeof(float);
-        uint8_t bytes[sizeof(float)];
-          for(int i = 0; i < length; i++){
+        
+        uint8_t bytes[sizeof(float)];//tablica podzielonego float'a
+        
+        for(int i = 0; i < length; i++){
             bytes[i] = ((uint8_t*)&newState)[i];
-            //printf("%x ",bytes[i]);
-            }
-            //printf("%d",sizeof(bytes[0]));
+        }
             
-             int n = sizeof(bytes) / sizeof(bytes[0]);
-       ble.gattServer().write(yState.getValueHandle(), (uint8_t *)&bytes, n);
+        int n = sizeof(bytes) / sizeof(bytes[0]);
+        ble.gattServer().write(yState.getValueHandle(), (uint8_t *)&bytes, n); //zapisanie danych do charakterystyki
     }
     
     void updateZState(float newState) {
-        //ble.gattServer().write(zState.getValueHandle(), (uint8_t *)&newState, sizeof(newState));
         int length = sizeof(float);
-        uint8_t bytes[sizeof(float)];
-          for(int i = 0; i < length; i++){
+        
+        uint8_t bytes[sizeof(float)];//tablica podzielonego float'a
+          
+        for(int i = 0; i < length; i++){
             bytes[i] = ((uint8_t*)&newState)[i];
-            //printf("%x ",bytes[i]);
-            }
-            //printf("%d",sizeof(bytes[0]));
-             int n = sizeof(bytes) / sizeof(bytes[0]);
-        ble.gattServer().write(zState.getValueHandle(), (uint8_t *)&bytes, n);
+        }
+          
+        int n = sizeof(bytes) / sizeof(bytes[0]);
+        ble.gattServer().write(zState.getValueHandle(), (uint8_t *)&bytes, n); //zapisanie danych do charakterystyki
     }
     
     void updateALLState(float newState,float newStatey,float newStatez) {
         
         int length = 14;
-        uint8_t bytes[14];
         
-        printf("dane: %f;%f;%f\n",newState, newStatey,newStatez);
+        uint8_t bytes[14]; //tablica podzielonych float'ow
         
         /*
-          for(int i = 0; i < length; i++){
-            if(i<=3){
-                bytes[i] = ((uint8_t*)&newState)[i];
-                printf("X: %x ",bytes[i]);
-            }
-            else if(i==4){
-                bytes[i] = 0xff;
-                printf("P: %x ",bytes[i]);
-                }
-            else if(i>4&&i<=8){
-                bytes[i] = ((uint8_t*)&newStatey)[i];
-                printf("Y: %x ",bytes[i]);
-                }
-            else if(i==9){
-                bytes[i] = 0xff;
-                printf("P: %x ",bytes[i]);
-                }
-            else if(i>9&&i<14){
-                bytes[i] = ((uint8_t*)&newStatez)[i];
-                printf("Z: %x ",bytes[i]);
-                }
-            }
-            */
+        *   dzielenie float'ow x y z do tablicy 
+        *   mona bylo zrobic forem ;)
+        */
+        
+        bytes[0] = ((uint8_t*)&newState)[0];
+        bytes[1] = ((uint8_t*)&newState)[1];
+        bytes[2] = ((uint8_t*)&newState)[2];
+        bytes[3] = ((uint8_t*)&newState)[3];
+        bytes[4] = 0xff;
+        bytes[5] = ((uint8_t*)&newStatey)[0];
+        bytes[6] = ((uint8_t*)&newStatey)[1];
+        bytes[7] = ((uint8_t*)&newStatey)[2];
+        bytes[8] = ((uint8_t*)&newStatey)[3];
+        bytes[9] = 0xff;
+        bytes[10] = ((uint8_t*)&newStatez)[0];
+        bytes[11] = ((uint8_t*)&newStatez)[1];
+        bytes[12] = ((uint8_t*)&newStatez)[2];
+        bytes[13] = ((uint8_t*)&newStatez)[3];
             
-            bytes[0] = ((uint8_t*)&newState)[0];
-            bytes[1] = ((uint8_t*)&newState)[1];
-            bytes[2] = ((uint8_t*)&newState)[2];
-            bytes[3] = ((uint8_t*)&newState)[3];
-            bytes[4] = 0xff;
-            bytes[5] = ((uint8_t*)&newStatey)[0];
-            bytes[6] = ((uint8_t*)&newStatey)[1];
-            bytes[7] = ((uint8_t*)&newStatey)[2];
-            bytes[8] = ((uint8_t*)&newStatey)[3];
-            bytes[9] = 0xff;
-            bytes[10] = ((uint8_t*)&newStatez)[0];
-            bytes[11] = ((uint8_t*)&newStatez)[1];
-            bytes[12] = ((uint8_t*)&newStatez)[2];
-            bytes[13] = ((uint8_t*)&newStatez)[3];
             
-            for(int i=0;i<length;i++){
-                printf("%x ",bytes[i]);
-                }
-            
-             uint16_t n = sizeof(bytes) / sizeof(bytes[0]);
-             printf("%d",n);
+        uint16_t n = sizeof(bytes) / sizeof(bytes[0]);
         
-        ble.gattServer().write(allState.getValueHandle(), (uint8_t *)&bytes, n);
+        ble.gattServer().write(allState.getValueHandle(), (uint8_t *)&bytes, n); //zapisanie danych do charakterystyki
     }
 
 private:
@@ -147,7 +97,7 @@
     ReadOnlyGattCharacteristic<float>  xState;
     ReadOnlyGattCharacteristic<float>  yState;
     ReadOnlyGattCharacteristic<float>  zState;
-    ReadOnlyGattCharacteristic<float>  allState;
+    ReadOnlyArrayGattCharacteristic<uint8_t, 14> allState;
 };
 
 #endif /* #ifndef __BLE_BUTTON_SERVICE_H__ */
diff -r e78a5ce9f1d7 -r 7dc284221369 main.cpp
--- a/main.cpp	Sun Apr 10 17:47:09 2016 +0000
+++ b/main.cpp	Sun Apr 10 19:05:36 2016 +0000
@@ -1,47 +1,34 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
 #include "mbed.h"
 #include "ble/BLE.h"
 #include "MMA8452Q.h"
 #include "Service.h"
 
-MMA8452Q accel(P0_0, P0_1, 0x1D);
+MMA8452Q accel(P0_0, P0_1, 0x1D); //deklaracja obiektu akcelerometru (P0_0 -> SDA, P0_1 -> SCL, 0x1D -> ID urzadzenia)
 Ticker ticker;
-float x,y,z;
+float x,y,z; //zmienne do których przypisywane są wartosci odczytu x y z z akcelerometru
 
-const static char     DEVICE_NAME[] = "BLE_Accel";
+const static char     DEVICE_NAME[] = "BLE_Accel"; 
 static const uint16_t uuid16_list[] = {Service::SERVICE_UUID};
 
 
 static Service *ServicePtr;
 
-void f(){
-    //printf("cykabliat\n");
+void f(){    
+    /*
+    * Odczyt x y z 
+    */
+    x=accel.readX(); 
+    y=accel.readY();
+    z=accel.readZ();
     
-        x=accel.readX();
-        y=accel.readY();
-        z=accel.readZ();
-        
-        ServicePtr->updateXState(x);
-        ServicePtr->updateYState(y);
-        ServicePtr->updateZState(z);
-        ServicePtr->updateALLState(x,y,z);
-        printf("%f;%f;%f; \r\n",x,y,z);
-        }
+    /*
+    * Update wartosci w charakterystykach x y z i all
+    */    
+    ServicePtr->updateXState(x);
+    ServicePtr->updateYState(y);
+    ServicePtr->updateZState(z);
+    ServicePtr->updateALLState(x,y,z);
+}
 
 
 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)