Revision 3:70d40f678f37, committed 2016-06-08

Comitter:

haaspors

Date:

Wed Jun 08 12:40:38 2016 +0000

Parent:

2:ce7cea075e95

Child:

4:63d6744a61b6

Commit message:

Add HC-SR04 sensor readings to a bluetooth GATT char.

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HCSR04Lib.lib	Wed Jun 08 12:40:38 2016 +0000
@@ -0,0 +1,1 @@
+https://developer.mbed.org/users/haaspors/code/HCSR04Lib/#dbd45b08936b

--- a/SX1276Lib.lib	Wed Jun 01 14:07:25 2016 +0000
+++ b/SX1276Lib.lib	Wed Jun 08 12:40:38 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/teams/Semtech/code/SX1276Lib/#79c5b50b2b9c
+http://mbed.org/teams/Semtech/code/SX1276Lib/#3778e6204cc1

--- a/main.cpp	Wed Jun 01 14:07:25 2016 +0000
+++ b/main.cpp	Wed Jun 08 12:40:38 2016 +0000
@@ -8,6 +8,15 @@
 #include "ble/BLE.h"
 #include "ble/services/DFUService.h"
 
+#include "hcsr04.h"
+
+/* I/O stuff */
+InterruptIn button(BUTTON3);
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+HCSR04 usonic(P0_2, P0_3);
+
+
 /*!
  * Join requests trials duty cycle.
  */
@@ -152,7 +161,8 @@
 
 
 /* BLE stuff */
-const uint16_t customServiceUUID    = 0xA000;
+const uint16_t loraConfServiceUUID  = 0xA000;
+const uint16_t echoServiceUUID      = 0xB000;
 const static char DEVICE_NAME[]     = "TD Test Device";
 
 #if( OVER_THE_AIR_ACTIVATION != 0 )
@@ -164,7 +174,7 @@
 ReadWriteArrayGattCharacteristic<uint8_t, sizeof(AppEui)> AppEuiChar(AppEuiUUID, AppEui);
 WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(AppKey)> AppKeyChar(AppKeyUUID, AppKey);
 
-GattCharacteristic *characteristics[] = {&DevEuiChar, &AppEuiChar, &AppKeyChar};
+GattCharacteristic *loraChars[] = {&DevEuiChar, &AppEuiChar, &AppKeyChar};
 #else
 const uint16_t DevAddrUUID          = 0xA004;
 const uint16_t NwkSKeyUUID          = 0xA005;
@@ -174,15 +184,16 @@
 WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(NwkSKey)> NwkSKeyChar(NwkSKeyUUID, NwkSKey);
 WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(AppSKey)> AppSKeyChar(AppSKeyUUID, AppSKey);
 
-GattCharacteristic *characteristics[] = {&DevAddrChar, &NwkSKeyChar, &AppSKeyChar};
+GattCharacteristic *loraChars[] = {&DevAddrChar, &NwkSKeyChar, &AppSKeyChar};
 #endif
-GattService        customService(customServiceUUID, characteristics, sizeof(characteristics) / sizeof(GattCharacteristic *));
-
+GattService        loraConfService(loraConfServiceUUID, loraChars, sizeof(loraChars) / sizeof(GattCharacteristic *));
 
-/* I/O stuff */
-InterruptIn button(BUTTON3);
-DigitalOut led1(LED1);
-DigitalOut led2(LED2);
+uint32_t echoDist = 0;
+const uint16_t EchoDistUUID          = 0xB001;
+ReadOnlyGattCharacteristic<uint32_t> echoDistChar(EchoDistUUID, &echoDist);
+GattCharacteristic *echoChars[] = {&echoDistChar};
+GattService        echoService(echoServiceUUID, echoChars, sizeof(echoChars) / sizeof(GattCharacteristic *));
+
 
 /*!
  * Indicates if the MAC layer network join status has changed.
@@ -479,7 +490,7 @@
  */
 void bleInitComplete(BLE::InitializationCompleteCallbackContext * params)
 {
-    const uint16_t uuid16_list[]        = { customServiceUUID, DFUServiceShortUUID };
+    const uint16_t uuid16_list[]        = { loraConfServiceUUID, echoServiceUUID, DFUServiceShortUUID };
     BLE &ble          = params->ble;
     ble_error_t error = params->error;
     
@@ -497,13 +508,15 @@
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
     ble.gap().setAdvertisingInterval(100);
  
-    ble.addService(customService);
+    ble.addService(loraConfService);
+    ble.addService(echoService);
     static DFUService dfu(ble);
  
     /* Start advertising */
     ble.gap().startAdvertising();
 }
 
+
 void buttonPressedCallback(void)
 {
     printf("Button pressed \r\n");
@@ -512,6 +525,15 @@
     printf("res: %d \r\n",NextTx);
 }
 
+void echoReceivedCallback(uint32_t dist)
+{
+    printf("Object is %u mm away!\r\n", dist);
+    echoDist = dist;
+    BLE::Instance(BLE::DEFAULT_INSTANCE).updateCharacteristicValue(echoDistChar.getValueHandle(),
+        (const uint8_t *)&echoDist, sizeof (echoDist));
+}
+
+
 int main( void )
 {
     printf("Hello world! \r\n");
@@ -519,13 +541,14 @@
     LoRaMacPrimitives_t LoRaMacPrimitives;
     LoRaMacCallback_t LoRaMacCallbacks;
     BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
-    
+
     BoardInit( );
 
     ble.init(bleInitComplete);
 
     button.fall(buttonPressedCallback);
-    
+    usonic.start(echoReceivedCallback, 10.0);
+
     /* SpinWait for initialization to complete. This is necessary because the
      * BLE object is used in the main loop below. */
     while (ble.hasInitialized()  == false) { /* spin loop */ }
@@ -653,4 +676,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}

--- a/mbed.bld	Wed Jun 01 14:07:25 2016 +0000
+++ b/mbed.bld	Wed Jun 08 12:40:38 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/aae6fcc7d9bb
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/6c34061e7c34
\ No newline at end of file