Specifications

HM-BT4502 V1.0

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and second.

TTM: BST-X

X is the percentage of the

battery level.

TTM:OK\r\n\0

TTM:ERP\r\n\0

Set the

percentage of the

remaining

capacity

TTM:CDL-Xms

Yes

X="0","2","5","10","15",

"20","25". Set the delay

between the INT setting and

the TX output. The unit is

ms.

TTM:OK\r\n\0

TTM:ERP\r\n\0

The minimum

delay is not less

than X, and the

actual delay is

X+Yms,

500us<Y<1ms.

Table 2. AT Instruction List

*Note: Bold is the default setting.

9.18 Advertisement Data Setting

Default advertisement data: When the PDN pin of the module is set low, the

module will advertise at 200ms intervals. The

GAP_ADTYPE_MANUFACTURER_SPECIFIC (Officially Defined Macro in

IOS Programming) domain contains the following contents in the

advertisement, and the default advertisement content is 9 bytes: