/// <summary>
/// Read a value from a GATT characteristic
/// </summary>
/// <param name="characteristic">GATT characteristic</param>
/// <param name="value">Value</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <bool> ReadValueAsync(BleGattCharacteristic characteristic, BleValue value)
{
bool ret = false;
GattCharacteristic gatt_characteristic = characteristic.Context as GattCharacteristic;
GattReadResult result = await gatt_characteristic.ReadValueAsync(BluetoothCacheMode.Uncached);
if (result.Status == GattCommunicationStatus.Success)
{
byte[] val;
CryptographicBuffer.CopyToByteArray(result.Value, out val);
value.Value = val;
ret = true;
}
return(ret);
}
/// <summary>
/// Write a value into a GATT characteristic
/// </summary>
/// <param name="characteristic">GATT characteristic</param>
/// <param name="value">Value</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <bool> WriteValueAsync(BleGattCharacteristic characteristic, BleValue value)
{
bool ret = false;
GattCharacteristic gatt_characteristic = characteristic.Context as GattCharacteristic;
IBuffer buffer = CryptographicBuffer.CreateFromByteArray(value.Value);
GattWriteResult result = await gatt_characteristic.WriteValueWithResultAsync(buffer, GattWriteOption.WriteWithResponse);
if (result.Status == GattCommunicationStatus.Success)
{
ret = true;
}
return(ret);
}
