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Dependents: microbit-dal microbit-dal microbit-ble-open microbit-dal ... more
Fork of
BLE_API
by 
Bluetooth Low Energy
Diff: public/BLEDevice.h
- Revision:
- 297:7036ac0bd496
- Parent:
- 296:931da9973b89
- Child:
- 299:c1e4400af825
--- a/public/BLEDevice.h Mon Mar 02 11:50:47 2015 +0000
+++ b/public/BLEDevice.h Mon Mar 02 11:50:47 2015 +0000
@@ -253,6 +253,10 @@
/**
* Setup a callback for when a characteristic is being read by a client.
*
+ * @Note: this functionality may not be available on all underlying stacks.
+ * You could use GattCharacteristic::setReadAuthorizationCallback() as an
+ * alternative.
+ *
* @Note: it is possible to chain together multiple onDataRead callbacks
* (potentially from different modules of an application) to receive updates
* to characteristics. Services may add their own onDataRead callbacks
@@ -260,6 +264,9 @@
*
* @Note: it is also possible to setup a callback into a member function of
* some object.
+ *
+ * @return BLE_ERROR_NOT_IMPLEMENTED if this functionality isn't available;
+ * else BLE_ERROR_NONE.
*/
ble_error_t onDataRead(void (*callback)(const GattCharacteristicReadCBParams *eventDataP));
template <typename T> ble_error_t onDataRead(T * objPtr, void (T::*memberPtr)(const GattCharacteristicReadCBParams *context));