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Bugfix: Wrong time. Magic Bytes contain timestamp

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This commit is contained in:
Jochen Scheib 2017-07-01 15:02:02 +02:00
parent 688edb8b10
commit ff4aa2a142
1 changed files with 10 additions and 1 deletions
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11
android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothMedisanaBS444.java
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@ -91,7 +91,16 @@ public class BluetoothMedisanaBS444 extends BluetoothCommunication {
break;
case 3:
// send magic number to receive weight data
byte[] magicBytes = new byte[]{(byte)0x02, (byte)0x7B, (byte)0x7B, (byte)0xF6, (byte)0x0D}; // 02:7b:7b:f6:0d
Date date = new Date();
long unix_timestamp = date.getTime() - 1262304000; // -40 years because unix time starts in year 1970
byte[] magicBytes = new byte[5];
magicBytes[0] = (byte)0x02;
for (int i = 4; i >= 1; i--) {
magicBytes[i] = (byte)(unix_timestamp & 0xFF);
unix_timestamp >>= 8;
}
//byte[] magicBytes = new byte[]{(byte)0x02, (byte)0x7B, (byte)0x7B, (byte)0xF6, (byte)0x0D}; // 02:7b:7b:f6:0d
writeBytes(WEIGHT_MEASUREMENT_SERVICE, CMD_MEASUREMENT_CHARACTERISTIC, magicBytes);
break;