Figure 13.
VCOM window
In some evaluation boards, an error can be received. In this case, MAC address management section of the
document helps to meet this issue. Examples of bad MAC address are provided below
Figure 14.
Bad MAC address
4.4
MAC address management
MAC address is required to be unique in each node for the Mesh network. The following options are available to
configure the MAC addresses of the node
Table 3.
MAC address management
Number
MAC address
management
Comments
1
Using external MAC
address
User can program the nodes with desired unique MAC address. This is stored at specific
location in the flash. It is user’s responsibility to make sure that the MAC address
programmed in the device is compliant to the requirements of the Bluetooth
communication.
To configure this, define the following macro in the project pre-processor.
EXTERNAL_MAC_ADDR_MGMT
2
Using unique serial
number of the device
It is possible to configure the MAC address of the device using the unique serial number
available in each device.
This is the default setting.
4.5
Button usage
Features
BlueNRG-1 and BlueNRG-2 (STEVAL-IDB007V1
and STEVAL-IDB008V1)
BlueNRG-MS (X-NUCLEO-I NUCLEO-
L152RE)
Buttons
LEDs
Buttons
LEDs
Mesh Lib error
DL3 Blinks continuously
LD2 Blinks continuously
Mesh Lib
library
successful
start
2 Blinks on DL3
NO Blinks
Provisioning
DL3 Blinks for few times
DL3 Blinks for few times
UM2295
MAC address management
UM2295
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Rev 1
page 16/35
