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First byte is user id not scale type

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See #248
This commit is contained in:
Erik Johansson
2018-04-30 12:58:06 +02:00
parent 61649dec95
commit ed2c099c0a
1 changed files with 3 additions and 6 deletions
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7
android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothExingtechY1.java
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@@ -83,16 +83,13 @@ public class BluetoothExingtechY1 extends BluetoothCommunication {
public void onBluetoothDataChange(BluetoothGatt bluetoothGatt, BluetoothGattCharacteristic gattCharacteristic) {
final byte[] data = gattCharacteristic.getValue();
if (data != null && data.length > 0) {
// if data is body scale type
if (data[0] == (byte)0x01 && data.length == 20) {
if (data != null && data.length == 20) {
parseBytes(data);
}
}
}
private void parseBytes(byte[] weightBytes) {
int userId = weightBytes[0] & 0x0F;
int userId = weightBytes[0] & 0xFF;
int gender = weightBytes[1] & 0xFF; // 0x00 male; 0x01 female
int age = weightBytes[2] & 0xFF; // 10 ~ 99
int height = weightBytes[3] & 0xFF; // 0 ~ 255