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Gadgetbridge
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Mi2: support for current battery status #449 

so far we understand
- last charge date
- current level
- state normal
- state charging

and we are notified on changes.
This commit is contained in:
cpfeiffer 2016-12-14 00:50:43 +01:00
parent dd48869fa5
commit caaa38ed04
3 changed files with 108 additions and 6 deletions
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2
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBand2Service.java
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@ -26,7 +26,7 @@ public class MiBand2Service {
public static final UUID UUID_CHARACTERISTIC_3_CONFIGURATION = UUID.fromString("00000003-0000-3512-2118-0009af100700");
public static final UUID UUID_UNKNOWN_CHARACTERISTIC4 = UUID.fromString("00000004-0000-3512-2118-0009af100700");
public static final UUID UUID_CHARACTERISTIC_5_ACTIVITY_DATA = UUID.fromString("00000005-0000-3512-2118-0009af100700");
public static final UUID UUID_UNKNOWN_CHARACTERISTIC6 = UUID.fromString("00000006-0000-3512-2118-0009af100700");
public static final UUID UUID_CHARACTERISTIC_6_BATTERY_INFO = UUID.fromString("00000006-0000-3512-2118-0009af100700");
public static final UUID UUID_UNKNOWN_CHARACTERISTIC7 = UUID.fromString("00000007-0000-3512-2118-0009af100700");
public static final UUID UUID_UNKNOWN_CHARACTERISTIC8 = UUID.fromString("00000008-0000-3512-2118-0009af100700");
// service uuid fee1

95
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband2/BatteryInfo.java Normal file
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@ -0,0 +1,95 @@
package nodomain.freeyourgadget.gadgetbridge.service.devices.miband2;
import java.util.GregorianCalendar;
import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandDateConverter;
import nodomain.freeyourgadget.gadgetbridge.model.BatteryState;
import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.AbstractInfo;
//00000006-0000-3512-2118-0009af100700
//
// f = ?
// 30 = 48%
// 00 = 00 = STATUS_NORMAL, 01 = STATUS_CHARGING
// e0 07 = 2016
// 0b = 11
// 1a = 26
// 12 = 18
// 23 = 35
// 2c = 44
// 04 = 4 // num charges??
//
// e0 07 = 2016 // last charge time
// 0b = 11
// 1a = 26
// 17 = 23
// 2b = 43
// 3b = 59
// 04 = 4 // num charges??
// 64 = 100 // how much was charged
public class BatteryInfo extends AbstractInfo {
public static final byte DEVICE_BATTERY_NORMAL = 0;
public static final byte DEVICE_BATTERY_CHARGING = 1;
// public static final byte DEVICE_BATTERY_LOW = 1;
// public static final byte DEVICE_BATTERY_CHARGING_FULL = 3;
// public static final byte DEVICE_BATTERY_CHARGE_OFF = 4;
public BatteryInfo(byte[] data) {
super(data);
}
public int getLevelInPercent() {
if (mData.length >= 2) {
return mData[1];
}
return 50; // actually unknown
}
public BatteryState getState() {
if (mData.length >= 3) {
int value = mData[2];
switch (value) {
case DEVICE_BATTERY_NORMAL:
return BatteryState.BATTERY_NORMAL;
case DEVICE_BATTERY_CHARGING:
return BatteryState.BATTERY_CHARGING;
// case DEVICE_BATTERY_CHARGING:
// return BatteryState.BATTERY_CHARGING;
// case DEVICE_BATTERY_CHARGING_FULL:
// return BatteryState.BATTERY_CHARGING_FULL;
// case DEVICE_BATTERY_CHARGE_OFF:
// return BatteryState.BATTERY_NOT_CHARGING_FULL;
}
}
return BatteryState.UNKNOWN;
}
public int getLastChargeLevelInParcent() {
if (mData.length >= 20) {
return mData[19];
}
return 50; // actually unknown
}
public GregorianCalendar getLastChargeTime() {
GregorianCalendar lastCharge = MiBandDateConverter.createCalendar();
if (mData.length >= 18) {
lastCharge = BLETypeConversions.rawBytesToCalendar(new byte[]{
mData[10], mData[11], mData[12], mData[13], mData[14], mData[15], mData[16], mData[17]
}, true);
}
return lastCharge;
}
public int getNumCharges() {
// if (mData.length >= 10) {
// return ((0xff & mData[7]) | ((0xff & mData[8]) << 8));
//
// }
return -1;
}
}

17
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband2/MiBand2Support.java
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@ -68,9 +68,9 @@ import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateA
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.WriteAction;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfoProfile;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.heartrate.HeartRateProfile;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.BatteryInfo;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.CheckAuthenticationNeededAction;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.DeviceInfo;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.MiBandSupport;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.NotificationStrategy;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.RealtimeSamplesSupport;
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.operations.FetchActivityOperation;
@ -268,9 +268,9 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
public MiBand2Support enableFurtherNotifications(TransactionBuilder builder, boolean enable) {
// builder.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_REALTIME_STEPS), enable)
// .notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_ACTIVITY_DATA), enable)
// .notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_BATTERY), enable)
// .notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_SENSOR_DATA), enable);
builder.notify(getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_3_CONFIGURATION), enable);
builder.notify(getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_6_BATTERY_INFO), enable);
BluetoothGattCharacteristic heartrateCharacteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT);
if (heartrateCharacteristic != null) {
builder.notify(heartrateCharacteristic, enable);
@ -367,6 +367,13 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
return this;
}
private MiBand2Support requestBatteryInfo(TransactionBuilder builder) {
LOG.debug("Requesting Battery Info!");
BluetoothGattCharacteristic characteristic = getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_6_BATTERY_INFO);
builder.read(characteristic);
return this;
}
public MiBand2Support requestDeviceInfo(TransactionBuilder builder) {
LOG.debug("Requesting Device Info!");
deviceInfoProfile.requestDeviceInfo(builder);
@ -817,7 +824,7 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
super.onCharacteristicChanged(gatt, characteristic);
UUID characteristicUUID = characteristic.getUuid();
if (MiBandService.UUID_CHARACTERISTIC_BATTERY.equals(characteristicUUID)) {
if (MiBand2Service.UUID_CHARACTERISTIC_6_BATTERY_INFO.equals(characteristicUUID)) {
handleBatteryInfo(characteristic.getValue(), BluetoothGatt.GATT_SUCCESS);
return true;
} else if (MiBandService.UUID_CHARACTERISTIC_NOTIFICATION.equals(characteristicUUID)) {
@ -856,7 +863,7 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
if (GattCharacteristic.UUID_CHARACTERISTIC_GAP_DEVICE_NAME.equals(characteristicUUID)) {
handleDeviceName(characteristic.getValue(), status);
return true;
} else if (MiBandService.UUID_CHARACTERISTIC_BATTERY.equals(characteristicUUID)) {
} else if (MiBand2Service.UUID_CHARACTERISTIC_6_BATTERY_INFO.equals(characteristicUUID)) {
handleBatteryInfo(characteristic.getValue(), status);
return true;
} else if (MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT.equals(characteristicUUID)) {
@ -1272,11 +1279,11 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
public void phase2Initialize(TransactionBuilder builder) {
LOG.info("phase2Initialize...");
enableFurtherNotifications(builder, true);
requestBatteryInfo(builder);
setDateDisplay(builder);
setWearLocation(builder);
setFitnessGoal(builder);
setActivateDisplayOnLiftWrist(builder);
setHeartrateSleepSupport(builder);
}
}