Specifications

HM-BT4502 V1.0
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setting is 0 (200ms).
FF96 is the module product identification code setting channel
Users can set the module identification code by reading and writing operation
in the channel. APP can filter or connect the specified product through this ID
code. This parameter is saved on power failure. The default factory setting is
0x0000.
FF97 is the module Tx power setting channel
Users can set the Tx power of the module by writing operation in the channel.
This parameter is not saved on power failure. The default factory setting is 1 (0
dBm).
FF98 is the modular advertisement content setting channel
Users can customize the advertisement data of the module by writing
operation in the channel. This parameter is saved on power failure. When the
data is all 0 (16 bytes), it is considered that the default advertisement data is
used instead of the custom advertisement. See the chapter of
Advertisement
Data Settings
for details.