BLE heart rate example, with yotta machinations.
Dependencies: BLE_API mbed nRF51822
Fork of BLE_HeartRate by
Diff: main.cpp
- Revision:
- 37:d310a72115c7
- Parent:
- 36:ea2a1b4f51c1
- Child:
- 39:6390604f904c
--- a/main.cpp Fri Jul 11 11:12:42 2014 +0100 +++ b/main.cpp Fri Jul 11 11:34:55 2014 +0100 @@ -52,6 +52,7 @@ static volatile bool triggerSensorPolling = false; /* set to high periodically to indicate to the main thread that * polling is necessary. */ +static Gap::ConnectionParams_t connectionParams; void disconnectionCallback(Gap::Handle_t handle) { @@ -60,6 +61,16 @@ ble.startAdvertising(); } +void onConnectionCallback(Gap::Handle_t handle) +{ + DEBUG("connected. Got handle %u\r\n", handle); + + connectionParams.slaveLatency = 1; + if (ble.updateConnectionParams(handle, &connectionParams) != BLE_ERROR_NONE) { + DEBUG("failed to update connection paramter\r\n"); + } +} + /** * Triggered periodically by the 'ticker' interrupt. */ @@ -81,6 +92,9 @@ DEBUG("Initialising the nRF51822\n\r"); ble.init(); ble.onDisconnection(disconnectionCallback); + ble.onConnection(onConnectionCallback); + + ble.getPreferredConnectionParams(&connectionParams); /* setup advertising */ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);