8 - Configuration
Table 8.3-84 - Set Response Example
AA0081048212D1118204000000008482001BD11181072B06010401F609850101890BE209E207E305
E103CA0100
8.3.3.11
Property 1.2.2.3.1.C Bluetooth LE Sleep Enabled
Table 8.3-85 - Property 1.2.2.3.1.C Bluetooth LE Sleep Enabled
Property OID 1.2.2.3.1.C / 0x01020203010C
Name
Bluetooth LE Sleep Enabled
The device uses this property to determine if Bluetooth LE Sleep is enabled. When it is
enabled, the device will conserve battery power when USB power is not present and the
device is not in a secure Bluetooth LE connection with notifications enabled (not able to
exchange messages with a host). The device will conserve battery power by turning off
various hardware features and by going into low power modes.
The battery life when the device is idle can be increased by about 3 times for DynaFlex
II Go when the host application takes advantage of this feature.
Here is an example of how the host application can be written to take advantage of this
feature and extend battery life.
1) Establish a BLE connection with the device only when the host needs to perform a
transaction or other operation.
2) Perform the transaction or other operation.
Description
3) Close the BLE connection.
4) The device will sleep at this point and use less power.
Some operations in addition to connecting USB power or establishing a BLE connection
will wake the device from sleep mode temporarily. The following are examples of these
operations.
1) Pressing the button.
2) Putting the device into pairing mode.
When the device is sleeping, all LEDs will go off so the device will look similiar to
when it is off.
If the value of this property is set to 0, sleep is disabled. If it is set to 1, sleep is enabled.
After the host changes this property, the device must be reset before the changes will
take effect.
Securing Key None
Min. Len (b)
1
Max. Len (b) 1
DynaFlex II Go| Secure Card Reader | Programmer's Manual (COMMANDS)
Example (Hex)
Property Description
Page 227 of 301 (D998200597-102)
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