Diff: main.cpp

Revision:

22:406127954d1f

Parent:

20:fcc752d401ec

Child:

23:52e8e05df60c

diff -r 73f42c00b1db -r 406127954d1f main.cpp
--- a/main.cpp	Tue Oct 20 13:48:13 2015 +0000
+++ b/main.cpp	Mon Nov 09 17:08:47 2015 +0000
@@ -1,7 +1,6 @@
 #include "mbed.h"
 #include "ble/BLE.h"
 
-BLE ble;
 DigitalOut led(LED1, 1);
 uint16_t customServiceUUID  = 0xA000;
 uint16_t readCharUUID       = 0xA001;
@@ -10,14 +9,14 @@
 const static char     DEVICE_NAME[]        = "ChangeMe!!"; // change this
 static const uint16_t uuid16_list[]        = {0xFFFF}; //Custom UUID, FFFF is reserved for development
 
-// Set Up custom Characteristics
+/* Set Up custom Characteristics */
 static uint8_t readValue[10] = {0};
 ReadOnlyArrayGattCharacteristic<uint8_t, sizeof(readValue)> readChar(readCharUUID, readValue);
 
 static uint8_t writeValue[10] = {0};
 WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(writeValue)> writeChar(writeCharUUID, writeValue);
 
-// Set up custom service
+/* Set up custom service */
 GattCharacteristic *characteristics[] = {&readChar, &writeChar};
 GattService        customService(customServiceUUID, characteristics, sizeof(characteristics) / sizeof(GattCharacteristic *));
 
@@ -27,22 +26,22 @@
 */
 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *)
 {
-    ble.gap().startAdvertising();
+    BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising();
 }
 
 /*
- *  handle writes to writeCharacteristic
+ *  Handle writes to writeCharacteristic
 */
 void writeCharCallback(const GattWriteCallbackParams *params)
 {
-    // check to see what characteristic was written, by handle
+    /* Check to see what characteristic was written, by handle */
     if(params->handle == writeChar.getValueHandle()) {
-        // toggle LED if only 1 byte is written
+        /* toggle LED if only 1 byte is written */
         if(params->len == 1) {
             led = params->data[0];
             (params->data[0] == 0x00) ? printf("led on\n\r") : printf("led off\n\r"); // print led toggle
         }
-        // print the data if more than 1 byte is written
+        /* Print the data if more than 1 byte is written */
         else {
             printf("Data received: length = %d, data = 0x",params->len);
             for(int x=0; x < params->len; x++) {
@@ -50,38 +49,56 @@
             }
             printf("\n\r");
         }
-        // update the readChar with the value of writeChar
-        ble.updateCharacteristicValue(readChar.getValueHandle(), params->data,params->len);
+        /* Update the readChar with the value of writeChar */
+        BLE::Instance(BLE::DEFAULT_INSTANCE).gattServer().write(readChar.getValueHandle(), params->data, params->len);
     }
 }
+/*
+ * Initialization callback
+ */
+void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
+{
+    BLE &ble          = params->ble;
+    ble_error_t error = params->error;
+    
+    if (error != BLE_ERROR_NONE) {
+        return;
+    }
 
-/*
- *  main loop
-*/
-int
-main(void)
-{
-    /* initialize stuff */
-    printf("\n\r********* Starting Main Loop *********\n\r");
-    ble.init();
     ble.gap().onDisconnection(disconnectionCallback);
     ble.gattServer().onDataWritten(writeCharCallback);
 
-    /* setup advertising */
+    /* Setup advertising */
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); // BLE only, no classic BT
     ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); // advertising type
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); // add name
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); // UUID's broadcast in advertising packet
     ble.gap().setAdvertisingInterval(100); // 100ms.
 
-    // add our custom service
+    /* Add our custom service */
     ble.addService(customService);
 
-    // start advertising
+    /* Start advertising */
     ble.gap().startAdvertising();
+}
 
-    // infinite loop waiting for BLE interrupt events
+/*
+ *  Main loop
+*/
+int main(void)
+{
+    /* initialize stuff */
+    printf("\n\r********* Starting Main Loop *********\n\r");
+    
+    BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
+    ble.init(bleInitComplete);
+    
+    /* 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 */ }
+
+    /* Infinite loop waiting for BLE interrupt events */
     while (true) {
-        ble.waitForEvent(); //Save power
+        ble.waitForEvent(); /* Save power */
     }
 }
\ No newline at end of file