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Code Issues Releases Wiki Activity

receive weight while on miscale v2 scale

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This commit is contained in:
OliE
2017-10-31 18:49:47 +01:00
parent d7b559aef5
commit 896985152a
1 changed files with 18 additions and 48 deletions
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66
android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothMiScale2.java
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@@ -42,6 +42,8 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
private final UUID WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC = UUID.fromString("00002a2f-0000-3512-2118-0009af100700");
private final UUID WEIGHT_MEASUREMENT_TIME_CHARACTERISTIC = UUID.fromString("00002a2b-0000-1000-8000-00805f9b34fb");
private final UUID WEIGHT_MEASUREMENT_CONFIG = UUID.fromString("00002902-0000-1000-8000-00805f9b34fb");
private final UUID WEIGHT_MEASUREMENT_BODY_COMPOSITION_FEATURE = UUID.fromString("00002a9b-0000-1000-8000-00805f9b34fb");
private final UUID WEIGHT_MEASUREMENT_BODY_COMPOSITION_MEASUREMENT = UUID.fromString("00002a9c-0000-1000-8000-00805f9b34fb");
private final UUID WEIGHT_CUSTOM_SERVICE = UUID.fromString("00001530-0000-3512-2118-0009af100700");
private final UUID WEIGHT_CUSTOM_CONFIG = UUID.fromString("00001542-0000-3512-2118-0009af100700");
@@ -60,29 +62,12 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
return "MIBCS";
}
@Override
public void onBluetoothDataRead(BluetoothGatt bluetoothGatt, BluetoothGattCharacteristic gattCharacteristic, int status) {
byte[] data = gattCharacteristic.getValue();
int currentYear = Calendar.getInstance().get(Calendar.YEAR);
int currentMonth = Calendar.getInstance().get(Calendar.MONTH)+1;
int currentDay = Calendar.getInstance().get(Calendar.DAY_OF_MONTH);
int scaleYear = ((data[1] & 0xFF) << 8) | (data[0] & 0xFF);
int scaleMonth = (int) data[2];
int scaleDay = (int) data[3];
if (currentYear == scaleYear && currentMonth == scaleMonth && currentDay == scaleDay) {
setBtMachineState(BT_MACHINE_STATE.BT_CMD_STATE);
} else {
Log.d("BluetoothMiScale", "Current year and scale year is different");
}
}
@Override
public void onBluetoothDataChange(BluetoothGatt bluetoothGatt, BluetoothGattCharacteristic gattCharacteristic) {
final byte[] data = gattCharacteristic.getValue();
if (data != null && data.length > 0) {
// Stop command from mi scale received
if (data[0] == 0x03) {
setBtMachineState(BT_MACHINE_STATE.BT_CLEANUP_STATE);
@@ -107,8 +92,10 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
boolean nextInitCmd(int stateNr) {
switch (stateNr) {
case 0:
// read device time
readBytes(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_TIME_CHARACTERISTIC);
// set scale units
final ScaleUser selectedUser = OpenScale.getInstance(context).getSelectedScaleUser();
byte[] setUnitCmd = new byte[]{(byte)0x06, (byte)0x04, (byte)0x00, (byte) selectedUser.scale_unit};
writeBytes(WEIGHT_CUSTOM_SERVICE, WEIGHT_CUSTOM_CONFIG, setUnitCmd);
break;
case 1:
// set current time
@@ -128,12 +115,6 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
// set notification on for weight measurement history
setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, WEIGHT_MEASUREMENT_CONFIG);
break;
case 3:
// Set on history weight measurement
byte[] magicBytes = new byte[]{(byte)0x01, (byte)0x96, (byte)0x8a, (byte)0xbd, (byte)0x62};
writeBytes(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, magicBytes);
break;
default:
return false;
}
@@ -145,39 +126,24 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
boolean nextBluetoothCmd(int stateNr) {
switch (stateNr) {
case 0:
// set notification on for weight measurement history
setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, WEIGHT_MEASUREMENT_CONFIG);
break;
case 1:
// set notification on for weight measurement
// FIXME: replacement characteristic for realtime measurements on Mi Scale 2?
//setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_CHARACTERISTIC, WEIGHT_MEASUREMENT_CONFIG);
break;
case 2:
// configure scale to get only last measurements
int uniqueNumber = getUniqueNumber();
byte[] userIdentifier = new byte[]{(byte)0x01, (byte)0xFF, (byte)0xFF, (byte) ((uniqueNumber & 0xFF00) >> 8), (byte) ((uniqueNumber & 0xFF) >> 0)};
writeBytes(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, userIdentifier);
break;
case 3:
case 1:
// set notification off for weight measurement history
setNotificationOff(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, WEIGHT_MEASUREMENT_CONFIG);
break;
case 4:
case 2:
// set notification on for weight measurement history
setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, WEIGHT_MEASUREMENT_CONFIG);
break;
case 5:
case 3:
// invoke receiving history data
writeBytes(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, new byte[]{0x02});
break;
case 6:
// set scale units
final ScaleUser selectedUser = OpenScale.getInstance(context).getSelectedScaleUser();
byte[] setUnitCmd = new byte[]{(byte)0x06, (byte)0x04, (byte)0x00, (byte) selectedUser.scale_unit};
writeBytes(WEIGHT_CUSTOM_SERVICE, WEIGHT_CUSTOM_CONFIG, setUnitCmd);
break;
default:
return false;
}
@@ -200,6 +166,10 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
byte[] userIdentifier = new byte[]{(byte)0x04, (byte)0xFF, (byte)0xFF, (byte) ((uniqueNumber & 0xFF00) >> 8), (byte) ((uniqueNumber & 0xFF) >> 0)};
writeBytes(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_HISTORY_CHARACTERISTIC, userIdentifier);
break;
case 2:
// set notification on for body composition measurement
setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_BODY_COMPOSITION_MEASUREMENT, WEIGHT_MEASUREMENT_CONFIG);
break;
default:
return false;
}
@@ -214,13 +184,13 @@ public class BluetoothMiScale2 extends BluetoothCommunication {
final byte ctrlByte0 = weightBytes[0];
final byte ctrlByte1 = weightBytes[1];
final boolean isWeightRemoved = isBitSet(ctrlByte1, 7); // FIXME: unconfirmed
final boolean isStabilized = isBitSet(ctrlByte1, 5); // FIXME: unconfirmed
final boolean isWeightRemoved = isBitSet(ctrlByte1, 7);
final boolean isDateInvalid = isBitSet(ctrlByte1, 6);
final boolean isStabilized = isBitSet(ctrlByte1, 5);
final boolean isLBSUnit = isBitSet(ctrlByte0, 0);
final boolean isCattyUnit = isBitSet(ctrlByte1, 6);
// Only if the value is stabilized and the weight is *not* removed, the date is valid
if (isStabilized && !isWeightRemoved) {
if (isStabilized && !isWeightRemoved && !isDateInvalid) {
final int year = ((weightBytes[3] & 0xFF) << 8) | (weightBytes[2] & 0xFF);
final int month = (int) weightBytes[4];