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The consumption issue for Zigbee/BLE multiprotocol in door lock example

Hi Sir,

Since Zigbee_Thread 3.2 released, we prepared two 52840-DKs for consumption test.

One is the door lock example (device #1 Thread_Zigbee_3.2.0\examples\multiprotocol\ble_zigbee\ble_zigbee_dynamic_door_lock_nus).

Another is CLI example (device #2, Thread_Zigbee_3.2.0\examples\zigbee\experimental\cli\cli_agent_router).

The test step as below.

1. power on the device #1

2. power on the device #2 w/ follow the below command.

> bdb role zc
> bdb start
> zdo match_desc ffff ffff 0104 1 0101 0
> zdo ieee_addr 0x????

3. Then use nRF connect (cell phone) connect to the device #1

4. Measure the consumption of device #1 w/ PPK.

We got the result as below. 

For door lock application, the 530 uA (DCDC enable) is too high.

How could we get lower consumption?

Thank you.

BRs, Han

# DCDC disable:

# DCDC enable:

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